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DTC Tables

Fuel, air mixture, and additional emissions regulations 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P000A Intake (A) Camshaft Position Slow Response Bank 1 -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE, CHECKING . signal change < 3...4 °Ca/s
  • Time after engine start, 0.7 Sec.
  • engine speed > 1000 RPM
  • ECT > 10.5° C
  • number of checks 3
  • number of checks during cold start 2
  • time length 3.5 Sec
 30 Sec
  • Continuous
  • 2 DCY
P008A Fuel pressure out of range -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . actual pressure < 0.08 MPa --- 5 Sec
  • Continuous
  • 2 DCY
P008B Fuel pressure out of range -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . actual pressure > o.8 MPa --- 5 Sec
  • Continuous
  • 2 DCY
P0010 Intake (A) Camshaft Position Actuator Circuit / Open (Bank 1) -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE, CHECKING . Signal voltage, >4.4...5.6 V
  • camshaft valve, off
  • Engine speed, >80 RPM
 0.50 Sec
  • Continuous
  • 2 DCY
P0011 Intake (A) Camshaft Position Timing - Over-Advanced (Bank 1) -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE, CHECKING . Target error (Stuck position) > 7 ° CA
  • Time after engine start, 0.7 Sec.
  • engine speed > 1000 RPM
  • ECT > 10.5° C
  • number of checks 3
  • number of checks during cold start 2
  • time length 3.5 Sec
 30 Sec
  • Continuous
  • 2 DCY
P0016 Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • permissible deviation, <11.0 Rev
  • OR
  • permissible deviation, >11.0 Rev
 --- 2 Sec
  • multiple
  • 2 DCY
P025A Fuel Pump Open circuit -- Check the fuel pump. Refer to FUEL PUMP ELECTRICAL, TESTING . Signal voltage > 4.4...5.6 V
  • Engine speed,> 80 RPM
 0.7 Sec
  • Continuous
  • 2 DCY
P025C Fuel Pump Short to ground -- Check the fuel pump. Refer to FUEL PUMP ELECTRICAL, TESTING . Signal voltage < 2.15...3.25 V
  • Engine speed,> 80 RPM
 0.7 Sec
  • Continuous
  • 2 DCY
P025D Fuel Pump Short to B+ -- Check the fuel pump. Refer to FUEL PUMP ELECTRICAL, TESTING . Signal current > 1.1 A
  • Engine speed,> 80 RPM
 0.7 Sec
  • Continuous
  • 2 DCY
P0030 HO2S Heater Control Circuit (Bank 1, Sensor 1) Open circuit -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR O2S HEATER, CHECKING . Heater voltage 4.4...5.6 V
  • engine speed > 80 RPM
  • heater active
 10.7 Sec
  • Continuous
  • 2 DCY
P0031 HO2S Heater Control Circuit Low (Bank 1, Sensor 1) Short to ground -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR O2S HEATER, CHECKING . Heater voltage < 2.2...3.2 V
  • engine speed > 80 RPM
  • heater active
 10.7 Sec
  • Continuous
  • 2 DCY
P0032 HO2S Heater Control Circuit High (Bank 1, Sensor 1) Short to B+ -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR O2S HEATER, CHECKING . Heater current > 2.2 A
  • engine speed > 80 RPM
  • heater active
 10.7 Sec
  • Continuous
  • 2 DCY
P0036 HO2S Heater Control Circuit (Bank 1, Sensor 2) open circuit -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR O2S 1 HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater voltage, 4.4...5.6 V
  • heater active
 10.7 Sec
  • Continuous
  • 2 DCY
P0036 HO2S Heater Circuit (Bank 1, Sensor 3) open circuit SULEV -- Check the Oxygen Sensor (O2S) Heater - Center Three Way Catalytic Converter (TWC) -Z64-. heater voltage 4.50...5.50 V
  • engine speed, >80 RPM
  • heater commanded off
 0.50 Sec
  • Continuous
  • 2 DCY
P0037 HO2S Heater Control Circuit Low (Bank 1, Sensor 2) short to ground -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR O2S 1 HEATER BEFORE CATALYTIC CONVERTER, CHECKING .
  • Heater voltage < 2.2...3.2 V
  • engine speed > 80 RPM
dew point......		 --- ---
P0038 HO2S Heater Control Circuit High (Bank 1, Sensor 2) Short to B+ -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR O2S 1 HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater current, > 3 A
  • engine speed > 80 RPM
dew point......		 --- ---
P0042 HO2S Heater Circuit (Bank 1, Sensor 3) open circuit SULEV -- Check the Oxygen Sensor (O2S) Heater - Center Three Way Catalytic Converter (TWC) -Z64-. heater voltage 4.50...5.50 V
  • engine speed, >80 RPM
  • heater commanded off
 0.50 Sec
  • Continuous
  • 2 DCY
P0043 HO2S Heater Control Circuit Low (Bank 1, Sensor 2) short to ground -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR O2S 1 HEATER BEFORE CATALYTIC CONVERTER, CHECKING .
  • SULEV Heater voltage < 3 V
  • ULEV Heater voltage < 3 V
  • SULEV Time after engine start, >5 Sec
  • heater commanded off
  • ULEV engine speed >80 RPM
  • heater, commanded off
 0.50 Sec
  • Continuous
  • 2 DCY
P0044 HO2S Heater Control Circuit High (Bank 1, Sensor 2) Short to B+ -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR O2S 1 HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater current, > 2.70...5.50 A
  • engine speed, >80 RPM
  • heater commanded on
 0.50 Sec
  • Continuous
  • 2 DCY
P050A Idle Air Control System RPM Lower Or Higher Than Expected -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Out of range-low
  • engine speed deviation <80 RPM
Out of range-high
  • engine speed deviation >80 RPM
  • time after engine start >0.0 Sec
  • driver torque demand none
  • vehicle speed 0 km/h
  • altitude <2700 m
  • IAT >-48° C
  • evap purge valve closed
  • catalyst heating active
  • FOR MANUAL TRANSMISSIONS:
  • engine load <40...75%
  • catalyst heating active
  • time after engine start >0.0 Sec
  • driver torque demand none
  • vehicle speed 0 km/h
  • altitude <2700 m
  • IAT >-48° C
  • catalyst heating active
 4 Sec
  • multiple
  • 2 DCY
P0068 MAP/MAF - Throttle Position Correlation -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING .
  • plausibility with fuel system, load calculation <50%
  • plausibility with fuel system, load calculation >50%
  • fuel system monitor, running
  • lambda control closed loop
 30 Sec
  • Continuous
  • 2 DCY
P0070 ambient air temp sensor short to B+ -- Check the Outside Air Temperature Sensor -G17-. ambient air temp <45.0 °C CAN active 2 Sec
  • multiple
  • 2 DCY
P0071 rationality check -- Check the Outside Air Temperature Sensor -G17-.
  • difference value AAT-ECT @ engine start (depending on engine-off time) > |25...40K
AND
  • difference value AAT-IAT engine start (depending on engine-off time) > 25....40K
  • engine off time >6 h
  • ECT @engine start minus IAT @ engine start<=40...2° C
  • ECT @ engine start <.75° C minus ECT @ time after 60 Sec
  • AAT @ engine start <=5.2° C
  • minus
  • AAT @ condition vehicle speed >25 MPH
  • for time >10 Sec
  • intake air temp <=5.2° C @ engine start
  • minus
  • intake air temp @ condition vehicle speed >25 MPH
  • for time >10 Sec
 0 Sec
  • Once/DCY
  • 2 DCY
P0072 ambient air temp sensor short to ground -- Check the Outside Air Temperature Sensor -G17-. ambient air temp >87.0° C CAN active 2 Sec
  • multiple
  • 2 DCY
P0087 Fuel Rail/System Pressure - Too Low -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING 
  • pressure control activity, > 4.0 mPa
  • AND
  • fuel trim activity, 1.30
  • engine speed, > 2000...4000 RPM
  • evap purge flow > 0.25 kg/h
  • fuel cut off, not active
  • lambda control, closed loop
  • engine load > 40%
 5 Sec
  • multiple
  • 2 DCY
P0088 Fuel Rail/System Pressure - Too High -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING  Fuel rail pressure > 13.9 MPa --- 3 Sec
  • 2 DCY
P0089 Fuel System Low Pressure system -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . difference between actual press-target press.
  • >0.15 MPa
  • <0.2 MPa
total press. controller response
  • < 0.25 MPa > 0.35MPa
  • Time after engine start 5 Sec
  • fuel cut-off not active
  • 5 Sec
  • 180 Sec
  • Continuous
  • 2 DCY
  • Continuous
  • 2 DCY
P0091 Fuel Rail Pressure Sensor high pressure system -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .
  • out of range
  • actual pressure >18MPa
 --- --- ---
P0100 Mass or Volume Air Flow A Circuit -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . MAF sensor signal, 0 u Sec ---- 1 Sec
  • Continuous
  • 2 DCY
P0101 Mass or Volume Air Flow A Circuit Range/Performance -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING .
  • mass air flow vs lower threshold model <3...197kg/h
  • mass air flow vs upper threshold > 60...890 kg/h
  • time after engine start, >150 camshaft revs
 2 Sec
  • Continuous
  • 2 DCY
P0102 Mass or Volume Air Flow A Circuit Low Input -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . MAF sensor signal, <.066 uSec --- 1 Sec
  • Continuous
  • 2 DCY
P0103 Mass or Volume Air Flow A Circuit High Input -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . MAF sensor signal, >4.5 uSec --- 1 Sec
  • Continuous
  • 2 DCY
P0106 Manifold Absolute Pressure/BARO Sensor Range/Performance -- Check the Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING .-- If the Charge Air Pressure Sensor -G31- has no faults, check the altitude sensor co-located within the ECM.-- Check TSB's for related information. Boost pressure signal
  • <Altitude sensor < 13 kPa
  • >Altitude sensor > 23 kPa
  • Throttle position, < 7%
  • Engine speed, <1000 RPM
 3.5 Sec
  • Continuous
  • 2 DCY
P0111 Intake Air Temperature Sensor 1 Rationality check ULEV only -- Check the Intake Air Temperature (IAT) Sensor -G42- Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING 
  • difference value: IAT-ECT @ engine start (depending on engine-off time, >25...40 K
  • AND
  • difference value: IAT-AAT @ engine start (depending on engine-off time), >25...40 K
  • engine-off time, >6 h
  • ECT @ engine start minus AAT @ engine start, <=25...40° C
  • ECT @ engine start, <1.5° C minus ECT @ time after engine start, 60 Sec
  • AAT @ engine start, <=5.2° C minus AAT @ condition
  • vehicle speed, >25 MPH
  • for time >30 Sec
 0 Sec
  • once/DCY
  • 2 DCY
P0112 Intake Air Temperature Sensor 1 Circuit Low Input -- Check the Intake Air Temperature (IAT) Sensor -G42- Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING  IAT, > 141° C --- 2 Sec
  • Continuous
  • 2 DCY
P0113 Intake Air Temperature Sensor 1 Circuit High Input -- Check the Intake Air Temperature (IAT) Sensor -G42- Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING  IAT, < 45.75° C --- 2 Sec
  • Continuous
  • 2 DCY
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance. Only SULEV -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Check the coolant regulator. Refer to Engine Mechanical, Fuel Injection and Ignition; 19; Cooling System Components. Stuck high:
  • no change of signal, <1.5K
  • ECT @ start, 109.6...140.3° C
  • substitute ECT, >-48.00° C
  • Driving condition L:
  • vehicle speed, 0.0...10.00km/h
  • mass air flow, 4.0...180.0 kg/h
  • time required/frequency, 3 times
  • Driving condition H:
  • vehicle speed, 40.0...120 ikm/h
  • mass air flow, 12...36...152 kg/h
  • time required, >40 Sec
  • frequency, once
 115 Sec
  • once/DCY
  • 2 DCY
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance. Only SULEV -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Refer to Engine Mechanical, Fuel Injection and Ignition; 19; Cooling System Components. Stuck low:
  • no change of signal, <1.5K
  • ECT @ start, 50.30...88.4° C
  • substitute ECT, >-48.00° C
  • Driving condition L:
  • vehicle speed, 0.0...10.00km/h
  • mass air flow, 4.0...180.0 kg/h
  • time required >25 Sec
  • frequency, 3 times
  • Driving condition H:
  • vehicle speed, 40.0...120 ikm/h
  • mass air flow, 12...36...152 kg/h
  • time required, >40 Sec
  • frequency, once
 115 Sec
  • Once/DCY
  • 2 DCY
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance. Only SULEV -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Refer to Engine Mechanical, Fuel Injection and Ignition; 19; Cooling System Components. Stuck in range
  • 88.5...109.5 °C
  • AND
  • no change on signal, 1.5 K
  • engine-off time, >9900...15600 Sec
  • ECT @ start, 88.5...109.5° C
  • substitute ECT, >-48.00° C
  • Driving condition L:
  • vehicle speed, 0.0...10.00km/h
  • mass air flow, 4.0...180.0 kg/h
  • time required >25 Sec
  • frequency, 3 times
  • Driving condition H:
  • vehicle speed, 40.0...120 ikm/h
  • mass air flow, 12...36...152 kg/h
  • time required, >40 Sec
  • frequency, once
 115 Sec
  • Once/DCY
  • 2 DCY
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance. Only ULEV -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Refer to Engine Mechanical, Fuel Injection and Ignition; 19; Cooling System Components.
  • delta ECT < 2.25.. 3.75 [K]
  • ECT @ engine start > 50 [°C]
  • ECT @ engine start 50...140° C
  • driving condition 1
  • vehicle speed 0 mph
  • mass air flow > 4...28 kg/h
and Driving condition 2
  • vehicle speed 37...75 mph
  • mass air flow < 28...200 kg/h
 110 Sec
  • Once/DCY
  • 2 DCY
P0117 Engine Coolant Temperature Sensor 1 Circuit Low Input -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Refer to Engine Mechanical, Fuel Injection and Ignition; 19; Cooling System Components. ECT, >141° C --- 2 Sec
  • Continuous
  • 2 DCY
P0118 Engine Coolant Temperature Sensor 1 Circuit Open -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Refer to Check the coolant regulator. Refer to Engine Mechanical, Fuel Injection and Ignition; 19; Cooling System Components. ECT, <43.5° C --- 2 Sec
  • Continuous
  • 2 DCY
P0121 Throttle/Pedal Position Sensor A Circuit Range/Performance -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • TPS 1-TPS 2, >6.30 %
  • AND
  • Actual TPS 1 -calc. value, >actual TPS 2 calc. value
  • OR
  • TPS 1 -calc value >9.00%
  • Engine speed >1200 RPM
 0.5 Sec
  • multiple
  • 2 DCY
P0122 Throttle/Pedal Position Sensor A Circuit Low Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage, <0.25 V --- 0.14 Sec
  • Continuous
  • 2 DCY
P0123 Throttle/Pedal Position Sensor A Circuit High Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage, > 4.75 V --- 0.14 Sec
  • continuous
  • 2 DCY
P0130 O2 Sensor Circuit (Bank 1, Sensor 1) -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • O2S ceramic temp. <640.0° C
  • Modeled exhaust temp>300° C
  • fuel cut-off not active
  • heater control active
 12 Sec
  • continuous
  • 2 DCY
P0131 O2 Sensor Circuit, Bank 1 - Sensor 1 Low Voltage -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • VM, < 2 V
  • UN, < 1.75 V
  • IA, < 0.3 V
 --- 4.5 Sec
  • continuous
  • 2 DCY
P0132 O2 Sensor Circuit, Bank 1 - Sensor 1 High Voltage -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • VM, > 3 V
  • UN, > 4 V
  • IA, > 1.5 V
 --- 4.5 Sec
  • continuous
  • 2 DCY
P0133 O2 Circuit Slow Response (Bank 1, Sensor 1) -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • O2S signal front vs. modeled O2S signal ratio <=0.35
  • Cycles completed, > 40
  • Engine speed, 1400-3520 RPM
  • engine load, 28...90%
  • Actual Lambda value, <0.85...1.15
  • delta engine load > 6%
  • lambda control, closed loop
  • purge fuel rate vs injection rate < 0.18
 40 Sec
  • continuous
  • 2 DCY
P0135 O2 Heater Circuit (Bank 1, Sensor 1) -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR O2S HEATER, CHECKING .
  • O2S ceramic temperature, < 715° C
  • heater control active
  • Modeled exhaust gas temp, > 300° C
  • fuel cut-off not active
  • heater power 100%
  • 55 Sec
  • continuous
  • 2 DCY
P0136 O2 Circuit (Bank 1, Sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • signal voltage delta one step > 2 [V]
  • cycles completed >= 6 [-]
  • O2S rear fully heated up
  • O2S rear dewpoint exceeded
 10 Sec
  • continuous
  • 2 DCY
P0137 O2 Circuit Low Voltage (Bank 1, Sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • Cold condition, Signal voltage, < 60 mV
  • Warm condition, signal voltage < 30 mV
  • ECT at engine off, >60° C
  • ECT @ start < 39.8° C
  • O2S rear dewpoint exceeded
  • O2S rear fully heated
  • fault debouncing time at low fuel level 600 Sec
  • 60 Sec
  • 100 Sec
  • once/DCY
  • 2 DCY
  • continuous
  • 2 DCY
P0138 O2 Circuit High Voltage (Bank 1, Sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Signal voltage >1.3 V
  • O2S rear fully heated up
 5 Sec
  • once/DCY
  • 2 DCY
P0139 O2 Circuit Slow Response (Bank 1, Sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • O2S signal rear during fuel cut off > 160 mV
  • O2S signal rear < 624 [mV]
  • O2S signal rear > 624 [mV]
  • fuel cut off > 4 Sec
  • O2S rear readiness > 60 Sec
  • modeled exhaust gas temp. > 350° C
  • O2S signal rear > 558 mV
  • 5 Sec
  • 100 Sec
  • 100 Sec
  • continuous
  • 2 DCY
  • continuous
  • 2 DCY
  • continuous
  • 2 DCY
P0140 O2 Circuit No Activity Detected (Bank 1, Sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • Signal voltage, 401...499 mV
  • O2S rear, ready
 400 Sec
  • continuous
  • 2 DCY
P0141 O2 Heater Circuit (Bank 1, Sensor 2) out of range ULEV -- Check the Oxygen Sensor (O2S) Heater -Z29-. Refer to OXYGEN SENSOR O2S 1 HEATER BEFORE CATALYTIC CONVERTER, CHECKING . Heater resistance, 1.024..5.76 kΩ
  • Modeled exhaust gas temp, 300-680° C
  • heater commanded on
  • IAT > 10° C
 15 Sec
  • continuous
  • 2 DCY
P0142 O2 circuit Bank 1 Sensor 3 heater check -- Check the Oxygen Sensor 02S) 3 (behind Three Way Catalytic Converter (TWC)) Heater -Z64-.
  • delta voltage one step at heater switching, >2.0 V
  • number of checks, 10
  • Modeled exhaust gas temp. 200-800° C
  • dewpoint exceeded and lower exhaust gas temp.limit exceeded for 60 Sec
 10 Sec
  • 2 DCY
P0143 O2 circuit Bank 1 Sensor 3 Short to ground -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-.
  • Cold condition, Signal voltage, < 59.6 mV
  • Warm condition, signal voltage <59.6 mV
  • short to B+, voltage >1.26 V
  • ECT at engine off, >60° C
  • ECT <39.8° C
  • Modeled exhaust gas temp. 200-800° C
  • dewpoint, exceeded and lower exhaust gas temp limit exceeded for, 60 Sec
  • 1st lambda control loop, not at max. value
  • modeled exhaust gas temp. dew point exceeded and lower exhaust gas temp. limit exceed for 60 Sec
  • 5.1 Sec
  • 40 Sec
  • once/DCY
  • 2 DCY
  • multiple
  • 2 DCY
P0144 O2 circuit Bank 1 Sensor 3 Short to Batt. + -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-. signal voltage >1.26 V
  • Modeled exhaust gas temp. 200-800° C
  • dewpoint exceeded and lower exhaust gas temp.limit exceeded for 60 Sec
 5.1 Sec
  • multiple
  • 2 DCY
P0145 O2 Circuit Slow Response (Bank 1, Sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .
  • EWMA filtered transient time at fuel cut-off, >0.4 Sec
  • in voltage range, 401.4...201.2 mV
  • number of checks (initial phase), >3
  • number of checks (step function), >3
  • rich voltage, >=547.9 mV
  • lean voltage <=152.3 mV
  • OR
  • Max O2 mass flow (disable), >=6000 mg
  • O2S rear, ready
  • fuel cut-off, active
  • front O2 sensor, lambda signal, >2.00
  • modeled exhaust gas temp. >400° C
  • exhaust gas mass flow, >25.0 kg/h
  • rear O2 sensor internal resistance, <=131 KΩ
  • or resistance measurement, ready
  • front O2 sensor, sensor cross change, no fault
  • rear O2 sensor heater, wires and oscillating check, no fault
  • purge valve, no fault
  • trigger for step change, delta transient time, READ ERROR
 4.5 Sec
  • 2 DCY
P0146 O2 circuit Bank 1 Sensor 3 Open circuit -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-.
  • signal voltage, 401.4...499 mV
  • internal resistance, 40 KΩ
  • Modeled exhaust gas temp. 200-800° C
  • dewpoint exceeded and lower exhaust gas temp.limit exceeded for 60 Sec
  • Modeled exhaust temp. >600° C
  • dewpoint exceeded and lower exhaust gas temp.limit exceeded for 60 Sec
  • O2S rear, ready
 200 Sec
  • multiple
  • 2 DCY
P0147 O2 circuit Bank 1 Sensor 3 heater check SULEV -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287 -. heater resistance 1056...11656 Ω
  • Modeled exhaust gas temp, 250-650.1° C
  • Engine shutoff time, >300 Sec.
  • fuel cut-off not active
  • heater commanded on
 15 Sec
  • multiple
  • 2 DCY
P0171 System Too Lean (Bank 1) -- Check the fuel pressure --. Refer to FUEL PRESSURE TEST .-- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .-- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING .-- Check the intake system for leaks (false air).-- Check the vacuum lines for leaks
  • lean @ idle Adaptive value >5 %
  • Engine speed, < 1200 RPM
  • Engine load 9.0...45%
  • mass air flow, < 26 kg/h
  • ECT, >60.0° C
  • lambda control, closed loop
  • evap purge valve, closed
  • 50 Sec
  • Continuous
  • 2 DCY
P0172 System Too Rich (Bank 1) -- Check the fuel pressure --. Refer to FUEL PRESSURE TEST .-- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .-- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING .-- Check the intake system for leaks (false air).-- Check the vacuum lines for leaks
  • too rich at idle Adaptive value <6%
  • Engine speed, < 1200 RPM
  • Engine load 9.0...45%
  • mass air flow, < 26 kg/h
  • ECT, >60.0° C
  • lambda control, closed loop
  • evap purge valve, closed
  • 50 Sec
  • Continuous
  • 2 DCY
P0190 Fuel Rail Pressure Sensor A Circuit -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage > 4.8 V --- 0.5 Sec
  • Continuous
  • 2 DCY
P0191 Fuel Rail Control Valve, high pressure side -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . actual pressure >20.6 mPa
  • time after engine start, >0.00 Sec
  • engine speed, >90.0 RPM
 3.0 Sec
  • multiple
  • 2 DCY
P0192 Fuel Rail Pressure Sensor A Circuit Low Input -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage < 02. V --- 0.5 Sec
  • Continuous
  • 2 DCY
P0201 Injector Circuit / Open - Cylinder 1 -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current <2.10 A
  • Engine speed, > 80 RPM
  • high side signal current > 2.6 A
  • 0.5 Sec
  • Continuous
  • 2 DCY
P0202 Injector Circuit / Open - Cylinder 2 -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current <2.10 A
  • Engine speed, > 80 RPM
  • high side signal current > 2.6 A
  • 0.5 Sec
  • Continuous
  • 2 DCY
P0203 Injector Circuit / Open - Cylinder 3 -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current <2.10 A
  • Engine speed, > 80 RPM
  • high side signal current > 2.6 A
  • 0.5 Sec
  • Continuous
  • 2 DCY
P0204 Injector Circuit / Open - Cylinder 4 -- Check the fuel injectors -N33-. Refer to FUEL INJECTORS, CHECKING .
  • Low side signal current <2.10 A
  • Engine speed, > 80 RPM
  • high side signal current > 2.6 A
  • 0.5 Sec
  • Continuous
  • 2 DCY
P0221 Throttle/Pedal Position Sensor/Switch B Circuit Range/Performance -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • TPS 1-TPS 2, >6.30%
  • AND
  • actual TPS 2- calc value, > actual TPS 1 -calc. value
  • OR
  • TPS 2- calc. value, > 9.00%
  • Engine speed >1200 RPM
 0.5 Sec
  • multiple
  • 2 DCY
P0222 Throttle/Pedal Position Sensor/Switch B Circuit Low Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.20 V --- 0.14 Sec
  • multiple
  • 2 DCY
P0223 Throttle/Pedal Position Sensor/Switch B Circuit High Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage, > 4.75 V --- 0.14 Sec
  • multiple
  • 2 DCY
P0234 Turbocharger/Supercharger Overboost Condition Rationality check high -- Check the Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING .-- Check the charge air system for proper seal. Refer to Engine Mechanical, Fuel Injection and Ignition; 21; Charge Air System
  • actual pressure - modeled pressure 30...45 kPa
 engine speed > 2400...3000 RPM 1.5 Sec
  • multiple
  • 2 DCY
P0236 Turbocharger/Supercharger Boost Sensor A Plausibility check ULEV -- Check the Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING .-- Check the charge air system for proper seal. Refer to Engine Mechanical, Fuel Injection and Ignition; 21; Charge Air System
  • diff. boost pressure signal vs altitude sensor signal, >230 hPa
  • diff. boost pressure signal vs altitude sensor signal, <130 hPa
  • engine speed, <1000 RPM
  • throttle position, <11.50%
  • engine speed, <1000 RPM
  • throttle position, <11.50%
 2 Sec
  • Continuous
  • 2 DCY
P0237 Turbocharger/Supercharger Boost Sensor A Circuit Low -- Check the Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING .-- Check the charge air system for proper seal. Refer to Engine Mechanical, Fuel Injection and Ignition; 21; Charge Air System Signal voltage, < 0.2 V --- 0.2 Sec
  • Continuous
  • 2 DCY
P0238 Turbocharger/Supercharger Boost Sensor A Circuit High -- Check the Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING .-- Check the charge air system for proper seal. Refer to Engine Mechanical, Fuel Injection and Ignition; 21; Charge Air System Signal voltage, > 4.88 V --- 0.2 Sec
  • Continuous
  • 2 DCY
P0243 Turbocharger/Supercharger Wastegate Solenoid A -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . Signal voltage, > 5.6..4.4 V
  • charge pressure control valve, commanded off
  • Engine speed, > 80 RPM
 0.7 Sec
  • Continuous
  • 2 DCY
P0245 Turbocharger/Supercharger Wastegate Solenoid A Low -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . Signal voltage, < 2.15...3.25 V
  • charge pressure control valve, commanded off
  • Engine speed, > 80 RPM
 0.7 Sec
  • Continuous
  • 2 DCY
P0246 Turbocharger/Supercharger Wastegate Solenoid A High -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . Signal current, >2.2 A
  • charge pressure control valve, commanded on
  • Engine speed, > 80 RPM
 0.7 Sec
  • Continuous
  • 2 DCY
P0261 Cylinder 1 Injector Circuit Low -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Signal current <2.1 A
  • Engine speed, > 80 RPM
  • High side signal current, > 4.2 A
 0.5 Sec
  • Continuous
  • 2 DCY
P0262 Cylinder 1 Injector Circuit High -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Signal current >14.7 A
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0264 Cylinder 2 Injector Circuit Low -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Signal current <2.1 A
  • Engine speed, > 80 RPM
  • High side signal current, > 4.2 A
 0.5 Sec
  • Continuous
  • 2 DCY
P0265 Cylinder 2 Injector Circuit High -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . signal current >14.7 A
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0267 Cylinder 3 Injector Circuit Low -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Signal current <2.1 A
  • Engine speed, > 80 RPM
  • High side signal current, > 4.2 A
 0.5 Sec
  • Continuous
  • 2 DCY
P0268 Cylinder 3 Injector Circuit High -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . signal current >14.7 A
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0270 Cylinder 4 Injector Circuit Low -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Low side signal current <2.1 A
  • Engine speed, > 80 RPM
  • High side signal current, > 4.2 A
 0.5 Sec
  • Continuous
  • 2 DCY
P0271 Cylinder 4 Injector Circuit High -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . signal current >14.7 A
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0299 Turbocharger/Supercharger Underboost Rationality check low -- Check the Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING .-- Check the charge air system for proper seal. Refer to Engine Mechanical, Fuel Injection and Ignition; 21; Charge Air System
  • modified pressure - actual pressure > 15kPa
  • Engine speed, 2400-3000 RPM
  • target change > P amb. + 45 kPa
 10 Sec
  • multiple
  • 2 DCY

Ignition system 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0300 Random Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the fuel pressure. Refer to FUEL PRESSURE TEST .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • "> 2.1 (PZEV) > 1.9 (Bin 5 / B8 ULEV II)"
  • Engine speed range, idle.. 6760 [rpm]
  • camshaft revolution = 1
  • IAT, >-48° C
  • ECT at start, > 10.50° C
  • if ECT @ start < -10, 5 [°C]
  • than wait until actual ECT > 18 [°C]
  • Fuel cutoff, Not active
  • engine torque > zero torque [Nm]
  • 1000 Rev.
  • 200 Rev.
  • 2 DCY
  • continuous
P0301 Cylinder 1 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the fuel pressure. Refer to FUEL PRESSURE TEST .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Catalyst damage misfire rate (MR) >2.9...20.0 % PZEV >
  • > 3.2...20.0 Bin 5
  • Engine speed range, idle.. 6760 [rpm]
  • camshaft revolution = 1
  • IAT, >-48° C
  • ECT at start, > 10.50° C
  • if ECT @ start < -10, 5 [°C]
  • than wait until actual ECT > 18 [°C]
  • Fuel cutoff, Not active
  • engine torque > zero torque [Nm]
  • 200 Rev.
  • 2 DCY
  • continuous
P0302 Cylinder 2 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the fuel pressure. Refer to FUEL PRESSURE TEST .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Catalyst damage misfire rate (MR) >2.9...20.0 % PZEV >
  • > 3.2...20.0 Bin 5
  • Engine speed range, idle.. 6760 [rpm]
  • camshaft revolution = 1
  • IAT, >-48° C
  • ECT at start, > 10.50° C
  • if ECT @ start < -10, 5 [°C]
  • than wait until actual ECT > 18 [°C]
  • Fuel cutoff, Not active
  • engine torque > zero torque [Nm]
  • 200 Rev.
  • 2 DCY
  • continuous
P0303 Cylinder 3 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the fuel pressure. Refer to FUEL PRESSURE TEST .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Catalyst damage misfire rate (MR) >2.9...20.0 % PZEV >
  • > 3.2...20.0 Bin 5
  • Engine speed range, idle.. 6760 [rpm]
  • camshaft revolution = 1
  • IAT, >-48° C
  • ECT at start, > 10.50° C
  • if ECT @ start < -10, 5 [°C]
  • than wait until actual ECT > 18 [°C]
  • Fuel cutoff, Not active
  • engine torque > zero torque [Nm]
  • 200 Rev.
  • 2 DCY
  • continuous
P0304 Cylinder 4 Misfire Detected -- Check the Spark plugs.-- Check the intake system for leaks.-- Check the fuel pressure. Refer to FUEL PRESSURE TEST .-- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Catalyst damage misfire rate (MR) >2.9...20.0 % PZEV >
  • > 3.2...20.0 Bin 5
  • Engine speed range, idle.. 6760 [rpm]
  • camshaft revolution = 1
  • IAT, >-48° C
  • ECT at start, > 10.50° C
  • if ECT @ start < -10, 5 [°C]
  • than wait until actual ECT > 18 [°C]
  • Fuel cutoff, Not active
  • engine torque > zero torque [Nm]
  • 200 Rev.
  • 2 DCY
continuous
P0321 Ignition/Distributor Engine Speed Input Circuit Range/Performance -- Check the Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING .
  • counted teeth versus reference, > 1
  • engine speed, > idle
  • vehicle speed < 1 or >15 mph
 1.5 Sec
  • Continuous
  • 2 DCY
P0322 Ignition/Distributor Engine Speed Input Circuit No Signal -- Check the Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING .
  • comparison with phase sensor, no signal
 --- --- ---
P0324 Knock Control System Error -- Check theKnock Sensors -G61, G66-. Refer to KNOCK SENSOR 1, CHECKING 
  • zero test procedure-threshold failed
 ECT > 40.5° C
  • 150 Sec
  • multiple
  • 2 DCY
P0327 Knock Sensor 1 Circuit Low Input (Bank 1) Short to ground, Port B -- Check theKnock Sensor -G61-. Refer to KNOCK SENSOR 1, CHECKING  Lower threshold, <0.05...0.38 V
  • Engine speed, > 2400 RPM
  • ECT, > 40.5° C
  • Engine load, > 30%
 2.5 Sec
  • multiple
  • 2 DCY
P0328 Knock Sensor 1 Circuit signal range check (Bank 1) -- Check theKnock Sensor -G61-. Refer to KNOCK SENSOR 1, CHECKING 
  • upper threshold 4.5.. 30.0 [V]
  • Engine speed, > 2400 RPM
  • ECT, > 40.5° C
  • Engine load, > 30%
 2.5 Sec
  • multiple
  • 2 DCY
P0328 Knock Sensor 1 Circuit short to B+ Port B (Bank 1) -- Check theKnock Sensor -G61-. Refer to KNOCK SENSOR 1, CHECKING  upper threshold >1.00 V engine speed >1000 RPM 0.5 Sec
  • Continuous
  • 2 DCY
P0328 Knock Sensor 1 Circuit short to B+ Port A (Bank 1) -- Check theKnock Sensor -G61-. Refer to KNOCK SENSOR 1, CHECKING  upper threshold >1.00 V engine speed >1000 RPM 0.5 Sec
  • Continuous
  • 2 DCY
P0332 Knock Sensor 2 Circuit low input -- Check the Knock Sensor (KS) 2 -G66-. Refer to KNOCK SENSOR 2, CHECKING  lower threshold 0.05.. 0.38 [V]
  • Engine speed, > 2400 RPM
  • ECT, > 40.5° C
  • Engine load, > 30%
 2.5 Sec
  • multiple
  • 2 DCY
P0333 Knock Sensor 2 Circuit signal range check (Bank 2) -- Check the Knock Sensor (KS) 2 -G66-. Refer to KNOCK SENSOR 2, CHECKING 
  • upper threshold 4.5.. 30.0 [V]
  • Engine speed, > 2400 RPM
  • ECT, > 40.5° C
  • Engine load, > 30%
 2.5 Sec
  • multiple
  • 2 DCY
P0340 Camshaft Position Sensor A Circuit (Bank 1 or single sensor) -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • Difference of adapted and actual values > 20° [CA]
  • Engine speed 600....1600 RPM
  • ECT > 50.25 [°C]
 2 Sec
  • multiple
  • 2 DCY
P0341 Camshaft Position Sensor A Circuit Range/Performance (Bank 1 or single sensor) -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING . signal pattern, incorrect ---- 3 Sec
  • Continuous
  • 2 DCY
P0342 Camshaft Position Sensor A Circuit Low Input (Bank 1 or single sensor) -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • signal voltage low /12 Revs
 --- 3 Sec
  • Continuous
  • 2 DCY
P0343 Camshaft Position Sensor A Circuit High Input (Bank 1 or single sensor) -- Check the Camshaft Position (CMP) Sensor -G40-. Refer to CAMSHAFT POSITION SENSOR, CHECKING .
  • signal voltage high /12 Revs
 --- 3 Sec
  • Continuous
  • 2 DCY
P0351 Ignition Coil A Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage -N70-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Signal current, < 4.95...8.8mA
  • Engine speed, < 5000 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0352 Ignition Coil B Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage - N127-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Signal current, < 4.95...8.8mA
  • Engine speed, < 5000 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0353 Ignition Coil C Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage - N291-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Internal fault, changing error
  • Engine speed, < 5000 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0354 Ignition Coil D Primary/Secondary Circuit -- Check the Ignition Coils with Power Output Stage -N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING .
  • Internal fault, changing error
  • Engine speed, < 5000 RPM
 0.5 Sec
  • Continuous
  • 2 DCY

Additional exhaust regulation 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0410 system check after SAI PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  deviation SAI pressure, >20.0 hPa
  • mass air flow, 7...150kg/h
  • Delta engine load, -10...10% rev
  • ECT, 5...39.8° C
  • IAT, 5...40° C
  • altitude, <2700 m
  • SAI pressure sensor, ready no fault.
 10 Sec
  • Once/DCY
  • 2 DCY
P0413 open circuit PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  signal voltage, 9.25...11.25 V
  • air valve, commanded off
  • engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0414 short to ground PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  signal voltage <6.00 V
  • air valve, commanded off
  • engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0415 short to B+ PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  signal current 2.20...4.20 A
  • air valve, commanded on
  • engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0418 Air pump relay. Open circuit. PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  signal voltage 4.50...5.50 V
  • pump relay commanded off
  • engine speed, >80 RPM
 0.50 Sec
  • Continuous
  • 2 DCY
P0420 Catalyst System (front) Efficiency Below Threshold (Bank 1) PZEV only -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .-- Check the Three Way Catalytic Converter (TWC). Refer to CATALYTIC CONVERTER, CHECKING .
  • measured OSC / OSC of borderline catalyst value for front catalyst, <0.40
  • OR
  • value for front catalyst, <1.30
  • AND
  • value for main catalyst, <1.20
  • engine start temperature > -10 [° C]
  • delta mass air flow < 20 [kg/h/s]
  • evap purge flow < 25 [%]
  • lower range
  • mass air flow @ 23.. 80 [kg/h] catalyst temperature 420.. 580 [° C]
  • mass air flow @ 25.. 80 [kg/h] catalyst temperature 540.. 720 [° C]
  • upper range
  • mass air flow @ 70.. 120 [kg/h] catalyst temperature 580.. 720 [° C]
  • mass air flow @ 70.. 120 [kg/h] catalyst temperature 680.. 780 [° C]
  • engine load 18.. 75 [%]
  • engine load 20.. 75 [%]
  • engine speed 1200.. 3200 [rpm]
  • engine speed 1200...3000 [rpm
 70 Sec
  • Once/DCY
  • 2 DCY
P0420 Catalyst System (main) Efficiency Below Threshold (Bank 1) PZEV only -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .-- Check the Three Way Catalytic Converter (TWC). Refer to CATALYTIC CONVERTER, CHECKING .
  • measured OSC / OSC of borderline catalyst value for main catalyst, <0.90
  • WHILE
  • value for front catalyst, <2.00
  • Time after engine start, > 80 Sec.
  • Delta exhaust mass airflow, < 30.0 kg/h
  • exhaust gas mass flow, lower range, 25.0...80.0 kg/h
  • exhaust gas mass flow, upper range, 60.0...160.0 kg/h
  • modeled exhaust gas temp. in catalyst system, lower range, 435...660° C
  • modeled exhaust gas temp in catalyst system, upper range, 530...740° C
  • Engine speed, 1200-3520 RPM
  • number of checks, 4
  • O2S front, ready no fault
  • O2S rear, ready no fault
  • SAS not active
  • no misfire
 50 Sec
  • Once/DCY
  • 2 DCY
P0420 Catalyst System (only bin 5, ULEV) Efficiency Below Threshold (Bank 1) -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING .-- Check the Three Way Catalytic Converter (TWC). Refer to CATALYTIC CONVERTER, CHECKING . measured OSC / OSC of borderline catalyst. EWMA filter value for catalyst, <.20
  • Time after engine start, > 400 Sec.
  • Delta exhaust mass airflow, < 30.0 kg/h
  • exhaust gas mass flow, lower range, 25.0...80.0 kg/h
  • exhaust gas mass flow, upper range, 60.0...130.0 kg/h
  • modeled exhaust gas temp. in catalyst system, lower range, 460...600° C
  • modeled exhaust gas temp in catalyst system, upper range, 500...680° C
  • Engine speed, 1200-3520 RPM
  • number of checks, 4
  • O2S front, ready no fault
  • O2S rear, ready no fault
  • SAS not active
  • no misfire
 50 Sec
  • Once/DCY
  • 1 DCY
P0441 Evaporative Emission System Incorrect Purge Flow -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Reaction of idle controller or lambda controller Deviation less than 6..9.5 % lambda controller AND 30 % idle controller deviation
  • Engine speed, Idle RPM
  • Engine speed Deviation, <60 RPM
  • time after engine start > 425 Sec
  • ECT, >65° C or Substitute ECT, >80° C
  • IAT, at engine start > 3.8° C
  • Altitude, <2500 m
 25 Sec
  • Once/ DCY
  • 2 DCY
P0442 Evaporative Emission System Leak Detected (Small Leak) -- Check the EVAP System, for Leaks. Refer to EVAPORATIVE SYSTEM, CHECKING FOR LEAKS .-- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Time for pressure drop < 1.95...2.15 Sec.
  • Evap purge valve closed
  • LDP, Activated
  • ambient pres > 743.5 [hPa]
  • number of diagnosis attemps <= 5
  • IAT > 4° C
  • Vehicle speed, > 19 mph once Selected gear, Any drive
  • IAT drop after engine start < 7K
  • time after engine start > 175 Sec
  • ECT 4..115° C
  • ECT @ start 4..35° C
 150 Sec
  • 2 DCY
P0444 Evaporative Emission System Purge Control Valve Circuit Open -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING . Signal voltage> 5.6..4.4 V
  • EVAP purge valve, Commanded off
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0455 Evaporative Emission System Leak Detected (gross leak/no flow) -- Check the EVAP System, for Leaks. Refer to EVAPORATIVE SYSTEM, CHECKING FOR LEAKS .-- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Time for pressure drop < 0.95 Sec.
  • Evap purge valve closed
  • LDP, Activated
  • ambient pres > 743.5 [hPa]
  • number of diagnosis attemps <= 5
  • IAT > 4° C
  • Vehicle speed, > 19 mph once Selected gear, Any drive
  • IAT drop after engine start < 7K
  • time after engine start > 175 Sec
  • ECT 4..115° C
  • ECT @ start 4..35° C
 150 Sec
  • Once/DCY
  • 2 DCY
P0456 Evaporative Emission System Leak Detected (very small leak) -- Check the EVAP System, for Leaks. Refer to EVAPORATIVE SYSTEM, CHECKING FOR LEAKS .-- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING .-- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING .
  • 1.85....2.15 Sec
  • Evap purge valve closed
  • LDP, Activated
  • Δ ambient pres <150 [hPa]
  • number of diagnosis attemps <= 5
  • IAT > 4° C
  • Vehicle speed, <93.2 mph once Selected gear, Any drive
  • IAT drop after engine start < 4K
  • time after engine start < 1500 Sec
  • ECT 4..115° C
  • ECT @ start 4..35° C
 200 Sec
  • once DCY
  • 2 DCY
P0458 Evaporative Emission System Purge Control Valve Circuit Low -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING . Signal voltage, <3.25...2.15 V
  • EVAP purge valve, Commanded off
  • Engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0459 Evaporative Emission System Purge Control Valve Circuit High -- Check the Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-. Refer to EVAPORATIVE PURGE REGULATOR VALVE, CHECKING . Signal current, > 2.20 A
  • EVAP purge valve, Commanded on
  • Engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0491 Secondary Air System Insufficient Flow. flow check during cat. heating. PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  SAI pressure measured with SAI pressure sensor vs modeled <0.6 (0.62) %
  • mass air flow, 7...150kg/h
  • Delta engine load, -10...10% rev
  • ECT, 5...60° C
  • IAT, 5...40° C
  • altitude, <2700 m
  • SAI pressure sensor, ready no fault.
 18.5 Sec
  • Once/DCY
  • 2 DCY

Speed and idle control 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0501 Vehicle Speed Sensor A Range/Performance -- Check vehicle speed signal. Refer to SPEED SIGNAL, CHECKING . VSS signal, < 2 mph
  • fuel cutoff active
  • Engine speed, 1520...4520 RPM
 4 Sec
  • multiple
  • 2 DCY
P0501 Vehicle Speed Sensor A Range/Performance Only ULEV -- Check vehicle speed signal. Refer to SPEED SIGNAL, CHECKING . VSS signal, < 4 km/h
  • Engine speed, 1520...4520 RPM
  • fuel cut-off, active
  • vehicle speed sensor, no fault
 3 Sec
  • multiple
  • 2 DCY
P0503 Vehicle Speed Sensor A Out of range high -- Check vehicle speed signal. Refer to SPEED SIGNAL, CHECKING . vehicle speed >200km/h --- 0.5 Sec
  • Continuous
  • 2 DCY
P0506 Idle Air Control System RPM Lower Than Expected -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . engine speed deviation <-80 RPM
  • engine speed..idle
  • accelerator PP 0%
  • Vehicle speed, 0 MPH
  • Fuel cut-off..not active
  • ECT, > -10.0° C
  • IAT, > 10.0° C
  • purge rate vs injection rate < 0.18
  • altitude < 2500m
  • engine load < 34.5 %
 8 Sec
  • multiple
  • 2 DCY
P0507 Idle Air Control System RPM Higher Than Expected -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . engine speed deviation >-80 RPM
  • engine speed..idle
  • accelerator PP 0%
  • Vehicle speed, 0 MPH
  • Fuel cut-off..not active
  • ECT, > -10.0° C
  • IAT, > 10.0° C
  • purge rate vs injection rate < 0.18
  • altitude < 2500m
 8 Sec
  • multiple
  • 2 DCY

Control module and output signals 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0601 Internal Control Module Memory Check Sum Error -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. Internal check sum, incorrect --- 0.5 Sec
  • Continuous
  • 2 DCY
P0604 Internal Control Module Random Access Memory (RAM) Error -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. Write ability check, failed --- 0.5 Sec
  • Continuous
  • 2 DCY
P0605 Internal Control Module Read Only Memory (ROM) Error -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. Checksum Incorrect --- 0.5 Sec
  • Continuous
  • 2 DCY
P0606 ECM Processor
  • open circuit or short to ground
  • short to B +
 -- Replace the Motronic Engine Control Module (ECM) -J623-.Refer to the appropriate service information.
  • EEPROM check-failed
  • drive by wire check, failed
  • engine torque out of range
  • engine operation condition, out of range
 ---
  • 0.5 Sec
  • Continuous
  • 2 DCY
P0627 Fuel Pump "A" Control Circuit /Open -- Check the fuel pressure --. Refer to FUEL PRESSURE TEST .
  • Internal error fuel pump control unit
  • Feedback from fuel pump control unit Pump blocked short circuit to battery +, ground or open circuit
  • Battery voltage, > 9-16 V
  • Engine start, Completed
 15 Sec
  • No Mil
P0638 Throttle Actuator Control Range/Performance - Bank 1 -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Rationality check:
  • Time to open over reference point +12 > 0.14 Sec.
  • OR
  • time to close below reference point +3% > 0.56 Sec
signal range check @ mechanical stop low
  • TPS 1 signal voltage not 0.42..0.77 V
  • TPS 2 signal voltage not 4.26..4.58 V
  • Ignition, on
  • Engine speed, 0 RPM
  • IAT, >5° C
  • Vehicle speed, 0 mph
  • ECT, >5° C
 5 Sec
  • multiple
  • 2 DCY
P0641 Sensor Reference Voltage A Circuit/Open -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. internal communication- failure --- 0.5 Sec
  • Continuous
  • 2 DCY
P0642 Sensor Reference Voltage A Circuit Low -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. Signal voltage, < 4.6..5 V --- 0.5 Sec
  • 2 DCY
P0643 Sensor Reference Voltage A Circuit High -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. signal voltage >5..5.41 V --- 0.5 Sec
  • 2 DCY
P0651 Sensor Reference Voltage B Circuit/Open -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. internal communication- failure --- 0.5 Sec
  • Continuous
  • 2 DCY
P0652 Sensor Reference Voltage B Circuit Low -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. Signal voltage, < 4.6..5 V --- 0.5 Sec
  • 2 DCY
P0653 Sensor Reference Voltage B Circuit High -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. signal voltage >5..5.4 V --- 0.5 Sec
  • Continuous
  • 2 DCY
P0657 Actuator Supply Voltage A Circuit / Open -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING . Signal voltage, 4.4...5.6 V
  • Relay, commanded off
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0658 Actuator Supply Voltage A Circuit Low -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING . Signal voltage, < 2.15...3.25 V
  • Relay, commanded off
  • Engine speed, > 80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0659 Actuator Supply Voltage "A" Circuit High -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING . Signal current >1.1 A
  • Relay, commanded on
  • Engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P0685 ECM/PCM Power Relay Control Circuit/Open -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING .
  • control voltage, 2.6-3.7 V
  • Sense circuit voltage, < 6 V
 Ignition off 0.5 Sec
  • Continuous
  • 2 DCY
P0686 ECM/PCM Power Relay Control Circuit Low -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING .
  • control voltage, 2.6-3.7 V
  • Sense circuit voltage, > 6 V
 Ignition off 0.5 Sec
  • Continuous
  • 2 DCY
P0687 ECM/PCM Power Relay Control Circuit High -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING .
  • Signal current, >1.4-0.7 A
  • Sense circuit voltage, <6 V
 --- 0.5 Sec
  • Continuous
  • 2 DCY
P0688 ECM/PCM Power Relay Sense Circuit -- Check the Motronic Engine Control Module (ECM) Power Supply Relay -J271-. Refer to VOLTAGE SUPPLY, CHECKING .
  • Sense voltage, <3.0 V
  • sense voltage > 3.0 V
  • Main relay, commanded on
  • Main relay, commanded off
  • 2 Sec
  • Continuous
P0697 Sensor Reference Voltage C Circuit / Open -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. internal communication- failure --- 0.5 Sec
  • Continuous
  • 2 DCY
P0698 Sensor Reference Voltage C Circuit Low -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information.. Signal voltage, < 4.6..5 V --- 0.5 Sec
  • Continuous
  • 2 DCY
P0699 Sensor Reference Voltage C Circuit High -- Replace the Motronic Engine Control Module (ECM) -J623-. Refer to the appropriate service information. signal voltage >5..5.4 V --- 0.5 Sec
  • Continuous
  • 2 DCY

Fuel and Air ratios, control module 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P1114 Internal resistance too large (Bank 1, sensor 2) -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Heater resistance, (128-648)*(8-40)1.02-25.9 k Ω (dep. on mod. exhaust temp. and heater power)
  • Battery voltage, 10.7-16.1 V
  • Modeled exhaust gas temp, 300-600° C
  • Engine shutoff time, 300 Sec.
  • IAT, >6.75° C
 15 Sec
  • 2 DCY
P12A1 Fuel Rail Pressure Sensor Inappropriately Low -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .
  • pressure control activity, >2.5 mPa
  • AND
  • fuel trim activity, <0.8
  • engine speed 2000..4000 RPM
  • evap purge flow > 0.25 kg/h
  • lambda control closed loop
  • engine load > 60%
  • 3.5 Sec
 ---
P12A2 Fuel Rail Pressure Sensor Inappropriately High -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .
  • pressure control activity, <0.14 mPa
  • AND
  • > 1.50
  • engine speed 600..900 RPM
  • evap purge flow >0.25kg/h
  • lambda control closed loop
  • engine load > 10 %
  • 5 Sec
 ---
P12A4 Fuel Rail Pump Control Valve Stuck Closed -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .
  • pressure control activity, <6.00 mPa
  • AND
  • fuel trim activity, >.9...1.15
  • engine speed > 2000...4000 RPM
  • evap purge flow > 0.25 kg/h
  • lambda control closed loop
  • fuel cut off not active
  • engine load > 60%
 5 Sec ---

Fuel and air mixture, additional emissions regulations 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2004 Intake Manifold Runner Control Stuck Open Bank 1 -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • Normal closed position, unable to reach
  • Signal voltage, <2.62 or >4.65 V
or
  • Normal open position, unable to reach
  • signal voltage, <0.35 or >2.38 V
  • Runner flaps, Commanded closed
  • ignition-off
  • tumble flap, >5%ECT, -40.5-140° C
  • IAT, -40.5-140° C
  • Position sensor, No DTC
  • Actuator, No DTC
 25 Sec
  • Once/DCY
P2008 Intake Manifold Runner Control Circuit/Open Bank 1 -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • signal duty cycle > 80% AND ECM power failure
 ---
  • 5 Sec
  • Continuous
  • 2 DCY
P2009 Intake Manifold Runner Control Circuit/Shorted Bank 1 -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • signal voltage 2.15...3.25 V
  • tumble flap, commanded off
  • engine speed >80 RPM
  • 0.5 Sec
  • Continuous
  • 2 DCY
P2010 Intake Manifold Runner Control Circuit/Shorted to B+ Bank 1 -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING .
  • signal current >2.20 A
  • tumble flap, commanded on
  • engine speed >80 RPM
  • 0.5 Sec
  • Continuous
  • 2 DCY
P2014 Intake Manifold Runner Position Sensor/Switch Circuit Bank 1 -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal voltage, >4.82 V --- 0.2 Sec
  • Continuous
  • 2 DCY
P2015 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 1 -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal Range Check
  • signal duty cycle > 80%
deviation vs calculated value >5%		 position sensor- no DTC
  • 1 Sec
 ---
P2016 Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1) -- Check the Intake Flap Motor -V157- /Intake Manifold Runner Position Sensor -G336-. Refer to INTAKE FLAP MOTOR/INTAKE MANIFOLD RUNNER POSITION SENSOR, CHECKING . Signal voltage, <0.18 V --- 0.2 Sec
  • Continuous
  • 2 DCY
P2088 A Camshaft Position Actuator Control Circuit Low Bank 1 short to ground -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE, CHECKING . Signal voltage, <2.15...3.25 V
  • camshaft valve off
  • Engine speed, >80 RPM
 0.50 Sec
  • Continuous
  • 2 DCY
P2089 A Camshaft Position Actuator Control Circuit High Bank 1 short to B+ -- Check the Camshaft Adjustment Valve 1 -N205-. Refer to CAMSHAFT ADJUSTMENT VALVE, CHECKING . Signal current, >2.2 A
  • camshaft valve on
  • Engine speed, >80 RPM
 0.50 Sec
  • Continuous
  • 2 DCY
P2096 Post Catalyst Fuel Trim System Too Lean Bank 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . deviation lambda control < 3%
  • lambda control, closed loop
  • fuel trim control post cat -Active
  • engine speed 1200..1400 RPM
  • O2S rear, ready, no fault
  • engine load 18..70.5%
 100 Sec
  • Continuous
  • 2 DCY
P2097 Post Catalyst Fuel Trim System Too Rich Bank 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .-- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . deviation lambda control > 3%
  • lambda control, closed loop
  • fuel trim control post cat -Active
  • engine speed 1200..1400 RPM
  • O2S rear, ready, no fault
  • engine load 18..70.5%
 100 Sec
  • Continuous
  • 2 DCY

Fuel and air ratio 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2101 Throttle Actuator Control Motor Circuit Range/Performance -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • Duty cycle >80%
  • AND
  • ECM power stage, no failure
  • deviation throttle valve angles vs calculated value, 4.0...50.0%
 ---
  • 0.6 Sec
  • 0.5 Sec
  • Continuous
  • 2 DCY
P2106 Throttle Actuator Control System - short to B+ or ground -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • internal check
 --- 0.2 Sec
  • Continuous
  • 2 DCY
P2106 Throttle Actuator Control System Open circuit -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • internal check
  • duty cycle, >80%
  • OR
  • deviation throttle valve angles vs calculated value, 4.0...50.0%
 0.2 Sec
  • Continuous
  • 2 DCY
P2106 Throttle Actuator Control System temp./current monitoring -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • Duty cycle >80%
  • AND
  • ECM power stage, failure
 --- 5 Sec
  • Continuous
  • 2 DCY
P2106 Throttle Actuator Control System Functional check -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING .
  • internal check, failed
 --- 0.2 Sec
  • Continuous
  • 2 DCY
P2110 Throttle Actuator Control System - Forced Limited RPM -- Check the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . Engine load, Out of range --- 0.5 Sec
  • Continuous
P2122 Throttle/Pedal Position Sensor/Switch D Circuit Low Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.63 V --- 0.5 Sec
  • Continuous
  • 2 DCY
P2123 Throttle/Pedal Position Sensor/Switch D Circuit High Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage >4.8 V --- 0.5 Sec
  • Continuous
  • 2 DCY
P2127 Throttle/Pedal Position Sensor/Switch E Circuit Low Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage < 0.29 V --- 0.5 Sec
  • Continuous
  • 2 DCY
P2128 Throttle/Pedal Position Sensor/Switch E Circuit High Input -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . Signal voltage >2.5 V --- 0.5Sec
  • Continuous
  • 2 DCY
P2138 Throttle/Pedal Position Sensor/Switch D / E Voltage Correlation -- Check the Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING .
  • Signal voltage sensor 1 vs 2, 0.12..0.70 V
 ---
  • 0.5 Sec
  • Continuous
  • 2 DCY
P2146 Fuel Injector Group A Supply Voltage Circuit / short to B+ -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Signal current, < 2.6 A
  • Engine speed >80 RPM
  • low side signal current > 2.7 A
 0.5 Sec
  • Continuous
  • 2 DCY
P2149 Fuel Injector Group B Supply Voltage Circuit / Short to ground -- Check the Fuel injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . Signal current >14.9 A
  • Engine speed >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P2181 Cooling System Performance -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING .-- Check the Coolant Pump -V50- Refer to the appropriate service information.-- Check the Coolant Thermostat. Refer to the appropriate service information..
  • ECT < 76.5 [° C]
  • and mass air integral 4.0.. 22.0 [kg]
  • ECT at start, -7...64° C
  • ECT > 40° C
  • IAT >-7° C
  • accumulated fuel cut-off < 40...220 Sec
  • delta ambient pressure, <1.2 kPa
  • vehicle speed, > 21....24 mph
  • mass air flow > 21...96 kg/h
 < 1000 Sec
  • once/DCY
  • 2 DCY
P2195 O2 Sensor Signal Biased/Stuck Lean - Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • Lambda value > 1.08 [-]
  • and O2S rear signal > 0.777 [V]
  • lambda control, closed loop
  • O2S rear, ready, no fault
  • exhaust mass air integral, > 0.8 kg
  • lambda control, @ max value
  • 200 Sec
  • Continuous
  • 2 DCY
P2196 O2 Sensor Signal Biased/Stuck Rich - Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • Lambda value < 0.92 [-]
  • and O2S rear signal < 0.16 [V]
  • lambda control, closed loop
  • O2S rear, ready, no fault
  • exhaust mass air integral, > 0.8 kg
  • lambda control, @ min. value
  • 200 Sec
  • Continuous
  • 2 DCY
P2231 O2 Sensor Signal Circuit Shorted to Heater Circuit -- Check the Oxygen Sensor (O2S) Heater -Z19-. Refer to OXYGEN SENSOR O2S HEATER, CHECKING . maximum threshold heater coupling.. >190uA
  • Engine speed, <2700 RPM
  • lambda control, closed loop
  • heater control active
  • exhaust gas temp, < 800° C
  • heater power 20...80%
 20 Sec
  • Continuous
  • 2 DCY
P2237 O2 Sensor Positive Current Control Circuit / Open - Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • lambda value setting < 0.07 [-] or
  • lambda value setting > 1.03 [-]
  • AND
  • O2S signal front 1.495.. 1.507 [V]
  • O2S ceramic temp, 780 +/- 65 ° C
  • Lambda control, Closed loop
  • Mass air integral, > 0.8 kg
  • 30 Sec
  • Continuous
  • 2 DCY
P2243 O2 Sensor Reference Voltage Circuit / Open - Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • O2S signal front >4.70 V
  • Heater control, active.
 18 Sec
  • Continuous
  • 2 DCY
P2257 Air pump relay. short to grnd. PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  signal voltage <3.00 V
  • pump relay commanded off
  • engine speed >80 RPM
 2 Sec
  • Continuous
  • 2 DCY
P2258 Air pump relay. sort to B+. PZEV only Check the Secondary Air System. Refer to CATALYTIC CONVERTER, CHECKING  signal current 0.60...1.20 A
  • pump relay commanded on
  • engine speed >80 RPM
 2 Sec
  • Continuous
  • 2 DCY
P2270 O2 Circuit Slow Response (Bank 1, Sensor 3 ULEV -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-. Rationality check, O2S signal rear, <0.620...0.654 mV
  • mass air flow, >25kg/h
  • O2S rear readiness,>10 Sec
  • modeled exhaust gas temp. >350° C
 100 Sec
  • 2 DCY
P2270 O2 Circuit Slow Response (Bank 1, Sensor 2 SULEV -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Rationality check, O2S signal rear, <0.557...0.630 mV
  • mass air flow, >25kg/h
  • O2S rear readiness,>10 Sec
  • modeled exhaust gas temp. >350° C
 100 Sec
  • 2 DCY
P2271 O2 Circuit (Bank 1, Sensor 3 ULEV -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-.
  • measurement range from fuel cut-off to voltage threshold, <=152.3 mV
  • number of checks (initial phase), >=1
  • rich voltage, >=547.9 mV
  • lean voltage <=152.3 mV
  • OR
  • Max O2 mass flow (disable), >=5500 mg
  • O2S rear, ready
  • fuel cut-off, active
  • front O2 sensor, lambda signal, >10.00
  • modeled exhaust gas temp. >400° C
  • exhaust gas mass flow, >25.0 kg/h
  • rear O2 sensor internal resistance, <=131 KΩ (4.6KΩ for SULEV)
  • or resistance measurement, ready
  • front O2 sensor, sensor cross change, no fault
  • rear O2 sensor heater, wires and oscillating check, no fault
  • purge valve, no fault
 0.5 Sec
  • 2 DCY
P2271 O2 Circuit (Bank 1, Sensor 2 SULEV -- Check the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-. Refer to OXYGEN SENSOR O2S BEHIND THREE WAY CATALYTIC CONVERTER, CHECKING . Rationality check, O2S signal rear, <0.557...0.630 mV
  • mass air flow, >25kg/h
  • O2S rear readiness,>10 Sec
  • modeled exhaust gas temp. >350° C
 100 Sec
  • 2 DCY
P2274 O2 Circuit Slow Response (Bank 1, Sensor 3 SULEV -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-. Rationality check, O2S signal rear, <0.620...0.654 mV
  • mass air flow, >25kg/h
  • O2S rear readiness,>10 Sec
  • modeled exhaust gas temp. >350° C
 100 Sec
  • 2 DCY
P2275 O2 Circuit Slow Response (Bank 1, Sensor 3 SULEV -- Check the Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G287-.
  • measurement range from fuel cut-off to voltage threshold, <=152.3 mV
  • number of checks (initial phase), >=1
  • ULEV
  • O2S signal rear,>0.620...0.654 mV
  • rich voltage, >=547.9 mV
  • lean voltage <=152.3 mV
  • OR
  • Max O2 mass flow (disable), >=5500 mg
  • O2S rear, ready
  • fuel cut-off, active
  • front O2 sensor, lambda signal, >10.00
  • modeled exhaust gas temp. >400° C
  • exhaust gas mass flow, >25.0 kg/h
  • rear O2 sensor internal resistance, <=131 KΩ (4.6KΩ for SULEV)
  • or resistance measurement, ready
  • front O2 sensor, sensor cross change, no fault
  • rear O2 sensor heater, wires and oscillating check, no fault
  • purge valve, no fault
  • ULEV
  • mass air flow, >25kg/h
  • O2S rear readiness,>10 Sec
  • modeled exhaust gas temp. >350° C
  • fuel cut-off >3 Sec
  • 0.5 Sec
  • 100 Sec
  • 2 DCY
  • 2 DCY
P2279 Intake air system leak -- Check the Intake Air Temperature (IAT) Sensor -G42- Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING 
  • threshold to detect a defective system >1.33....1.6
  • AND
  • ratio of the tie system defective during the measurement window to the whole duration of the measurement window >0.60000
  • time after engine start >60.0 Sec
  • engine load <40%
  • mass air flow <6553.50 kg/h
  • ECT >49.50° C
  • IAT <99.80° C
  • lambda control value >0.95
  • lambda set value 0.95...1.05
  • vehicle speed < 1.00km/h
  • lambda control active
  • engine speed idle
  • altitude <2700m
  • O2S front no fault
  • number of checks 3
 23 Sec
  • multiple
  • 2 DCY
P2293 Fuel Pressure Regulator 2 Performance -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING .
  • difference between target pressure vs. actual pressure, >1.5mPa
  • time after engine start, 10.0 Sec
  • fuel cut off, not active
 3.5 Sec ---
P2294 Fuel Pressure Regulator 2 Control Circuit open circuit -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage 2.30 - 2.70 V
  • Fuel control valve, commanded off
  • Fuel pump, Commanded on
 1 Sec
  • continuous
  • 2 DCY
P2294 Fuel Pressure Regulator 2 Control Circuit Rationality check -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . signal pattern incorrect --- 1 Sec
  • continuous
  • 2 DCY
P2295 Fuel Pressure Regulator 2 Control Circuit Low short to ground -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . < 1.80...2.20 V
  • Fuel control valve, commanded off
  • Fuel pump, Commanded on
 1 Sec
  • continuous
  • 2 DCY
P2296 Fuel Pressure Regulator 2 Control Circuit High -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage >3.9 V
  • Fuel Control Valve, Commanded on
  • Fuel pump, Commanded on
 1 Sec
  • continuous
  • 2 DCY

Ignition System 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2300 Ignition Coil A Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N70-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage < 0.5..1.0 V
  • Engine speed, < 5000 RPM
 0.5 Sec
  • continuous
  • 2 DCY
P2301 Ignition Coil A Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N70-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2...6.0 V
  • Engine speed, < 5000 RPM
 0.50 Sec
  • continuous
  • 2 DCY
P2303 Ignition Coil B Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage - N127-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage < 0.5..1.0 V
  • Engine speed, < 5000 RPM
 0.50 Sec
  • continuous
  • 2 DCY
P2304 Ignition Coil B Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage - N127-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2...6.0 V
  • Engine speed, < 5000 RPM
 0.50 Sec
  • continuous
  • 2 DCY
P2306 Ignition Coil C Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N291-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage < 0.5..1.0 V
  • Engine speed, < 5000 RPM
 0.50 Sec
  • continuous
  • 2 DCY
P2307 Ignition Coil C Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N291-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2...6.0 V
  • Engine speed, < 5000 RPM
 ---
  • continuous
  • 2 DCY
P2309 Ignition Coil D Primary Control Circuit Low -- Check the Ignition Coils with Power Output Stage -N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage < 0.5..1.0 V
  • Engine speed, < 5000 RPM
 0.5 Sec
  • continuous
  • 2 DCY
P2310 Ignition Coil D Primary Control Circuit High -- Check the Ignition Coils with Power Output Stage -N292-. Refer to IGNITION COIL WITH POWER OUTPUT STAGE, CHECKING . Signal voltage >5.2...6.0 V
  • Engine speed, < 5000 RPM
 0.5 Sec
  • continuous
  • 2 DCY

Additional emission regulations 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P2400 Evaporative Emission System Leak Detection Pump Control Circuit/Open -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Signal voltage > 4.4... 5.6 V
  • Pump, Commanded off
  • Engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P2401 Evaporative Emission System Leak Detection Pump Control Circuit Low -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Signal voltage < 2.15-3.25 V
  • Pump, Commanded off
  • Engine speed, >80 RPM
 0.5 Sec
  • Continuous
  • 2 DCY
P2402 Evaporative Emission System Leak Detection Pump Control Circuit High -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Signal current > 1.1 A
  • Pump, Commanded on
  • Engine speed, >80 RPM
 0.5 Sec
  • 2 DCY
P2403 Evaporative Emission System Leak Detection Pump Sense Circuit/Open -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING . Low signal voltage > 1 Sec
  • LDP, commanded off
  • Evap purge valve closed
  • ambient pres > 743.5 [hPa]
  • number of diagnosis attemps <= 5
  • IAT > 4° C
  • Vehicle speed, > 19 mph once Selected gear, Any drive
  • IAT drop after engine start < 7K
  • time after engine start > 175 Sec
  • ECT 4..115° C
  • ECT @ start 4..35° C
 10 Sec
  • Once/DCY
  • 2 DCY
P2404 Evaporative Emission System Leak Detection Pump Sense Range/Performance -- Check the Leak Detection Pump (LDP) -V144-. Refer to LEAK DETECTION PUMP, CHECKING .
  • High signal voltage > 0.36 Sec
  • LDP, commanded on
  • Evap purge valve closed
  • LDP, Activated
  • ambient pres > 743.5 [hPa]
  • number of diagnosis attemps <= 5
  • IAT > 4° C
  • Vehicle speed, > 19 mph once Selected gear, Any drive
  • IAT drop after engine start < 7K
  • time after engine start > 175 Sec
  • ECT 4..115° C
  • ECT @ start 4..35° C
 10 Sec
  • Once/DCY
  • 2 DCY
P2414 O2 Sensor Exhaust Sample Error Bank 1, Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • O2S signal, 2.5...3.2 V
  • O2S ceramic temp.,> 780 +/- 65 ° C
  • if low fuel signal on
  • then wait, > 600 Sec
  • 10 Sec
  • Continuous
  • 2 DCY
P2431 rationality check Check the Secondary Air System. Refer to the appropriate service information. difference between SAI pressure and ambient pressure, NOT -25.0...25.00 hPa --- 0.50 Sec
  • Once/DCY
  • 2 DCY
P2432 signal range check Check the Secondary Air System. Refer to the appropriate service information. signal voltage, <.40 V --- 0.50 Sec
  • Continuous
  • 2 DCY
P2433 signal range check Check the Secondary Air System. Refer to the appropriate service information. signal voltage, >4.65 V --- 0.50 Sec
  • Continuous
  • 2 DCY
P2440 system check after SAI PZEV only Check the Secondary Air System. Refer to the appropriate service information. SAI pressure measured with SAI pressure sensor vs modeled while SAI valve closed. <0.55%
  • ECT, 5...39° C
  • IAT, 5...40° C
  • altitude, <2700m
  • SAI pressure sensor, ready no fault
    
P2539 Low Pressure Fuel System Sensor Circuit -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage > 4.9 V --- 1 Sec
  • 2 DCY
P2540 Low Pressure Fuel System Sensor Circuit Range/Performance -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Actual pressure Deviation < 800 kPa <80 kPa --- 5 Sec
  • 2 DCY
P2541 Low Pressure Fuel System Sensor Circuit Low -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . Signal voltage < 0.2 V --- 1 Sec
  • 2 DCY
P2568 RIS Sensor wrong signal PZEV only -- Check the Radiator Identification Sensor -G611-.
  • Signal of sensor mismatched with radiator
  • OR
  • measured temp. gradients during 3 measure windows always, <0.25 K/2s
  • engine speed >400 RPM
  • ECT @ engine start -35.3° C
OR
  • ECT >97.5° C
  • time required >360 Sec
  • ambient air temp, >9.75° C
  • number of measure windows, 3
Case 1 conditions for temp. gradient expectation event:
  • engine speed <900 RPM
  • vehicle speed <1.25 km/h
  • idle, active
  • time required, >25 Sec
THEN
  • delta mass air flow, >100kg/h
  • delta engine speed, >1000 RPM
  • integrated delta mass air flow and engine speed, >17kg*RPM
  • within time, <8 Sec
 250 Sec
  • Once/DCY
  • 2 DCY
P2569 RIS Sensor signal low PZEV only -- Check the Radiator Identification Sensor -G611-. Signal voltage < 0.2 V --- 2 Sec
  • Continuous
  • 2 DCY
P2570 RIS Sensor signal always high PZEV only -- Check the Radiator Identification Sensor -G611-. Signal voltage >5.0 V --- 2 Sec
  • Continuous
  • 2 DCY
P2626 O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1 -- Check the Heated Oxygen Sensor (HO2S) -G39-. Refer to HEATED OXYGEN SENSOR HO2S, CHECKING .
  • O2S signal front> 3.2 V
  • O2S ceramic temp, >780 +/- 65° C
  • modeled exhaust gas temp. < 700° C
  • Fuel cut off, Active
  • 1.5 Sec
  • Continuous
  • 2 DCY

Fuel and air mixture, additional emissions regulations 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P3081 Engine Temperature Too Low -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING . Difference between ECT and modeled ECT > 10 K ECT < 60° C 2 Sec
  • once DCY
  • 2 DCY

Control module and output signals 

DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
U0001 High Speed CAN Communication Bus -- Check the CAN-Bus terminal resistance. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . CAN message, No feedback --- 1 Sec
  • Continuous
  • 2 DCY
U0002 High Speed CAN Communication Bus -- Check the CAN-Bus terminal resistance. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . Global time out
  • time after ignition on, 500 mSec
  • low value, low voltage, 9 V
  • high value, low voltage, 9.5 V
  • low value, high voltage, 16.0 V
  • high value, high voltage, 16.5 V
 450 mSec
  • 2 DCY
U0100 Lost Communication with ECM/PCM A -- Check the CAN-Bus terminal resistance. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING .
  • Failure of all CAN engine messages, Time out more than 490 mSec
  • Failure of all CAN engine messages but not all CAN messages, Time out more than 1010 mSec
  • No bus off error
  • No error failure of all CAN messages
  • No error failure of all CAN engine messages
  • Terminal 15 Voltage, > 9 V for more than 500 mSec
  • > 500 mSec after reset
 1 Sec ---
U0101 Lost Communication with TCM -- Check the CAN-Bus terminal resistance, Direct Shift Gearbox (DSG) Mechatronic -J743- to Motronic Engine Control Module (ECM) - J623-. Refer to TCM TO ECM CAN BUS TERMINAL RESISTANCE, CHECKING .
  • CAN message, no message
  • MT vehicle coded as AT
 --- 0.5 Sec
  • Continuous
  • 2 DCY
U0121 CAN ABS brake unit -- Check the CAN-Bus terminal resistance. Refer to TCM TO ECM CAN BUS TERMINAL RESISTANCE, CHECKING . CAN communication with brake unit, time-out
  • time after ignition on, 500mSec
  • low value, low voltage, 9 V
  • high value, low voltage, 9.5 V
  • low value, high voltage, 16.0 V
  • high value, high voltage, 16.5 V
 500 mSec
  • 2 DCY
U0146 CAN gateway A -- Check the CAN-Bus terminal resistance. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . CAN communication with gateway, time-out --- 0.50 Sec
  • 2 DCY
U0302 Software Incompatibility with Transmission Control Module -- Replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to the appropriate service information. AT vehicle ECM coded as MT vehicle --- 0.5 Sec
  • Continuous
  • 2 DCY
U0323 CAN: Instrument cluster Audi only -- Check the CAN-Bus terminal resistance. Refer to CAN BUS INSTRUMENT CLUSTER TO DATA BUS OBD INTERFACE, CHECKING . ambient temp value module not encoded for ambient temp sensor, 00h
  • key on
  • status ambient temp from instrument cluster, no fault
 2 Sec
  • multiple
  • 2 DCY
U0402 CAN communication with TCM -- Check the CAN-Bus terminal resistance, Selector Lever -E313- to Motronic Engine Control Module (ECM) - J623- Data length code transmitted, incorrect
  • time after ignition on, 500 mSec
  • low value, low voltage, 9 V
  • high value, low voltage, 9.5 V
  • low value, high voltage, 16.0 V
  • high value, high voltage, 16.5 V
 300 mSec
  • 2 DCY
U0404 Invalid Data Received From Gear Shift Control Module -- Check the CAN-Bus terminal resistance, Selector Lever -E313- to Motronic Engine Control Module (ECM) - J623-.
  • If the value of message counter is permanent, constant, or change exceeds a threshold, increment an event counter
  • maximum change of message counter > 5
  • No failure of selector lever CAN messages
  • Terminal 15 voltage > 4 V for more than 500 mSec
 50 mSec
  • Continuous
  • 2 DCY
U0415 CAN link to speed sensor Refer to Service information, ABS System. speed sensor initialization failure
  • time after ignition on, 500mSec
  • low value, low voltage, 9 V
  • high value, low voltage, 9.5 V
  • low value, high voltage, 16.0 V
  • high value, high voltage, 16.5 V
 1980mSec
  • 2 DCY
U0422 CAN: Instrument cluster -- Check the CAN-Bus terminal resistance. Refer to CAN BUS INSTRUMENT CLUSTER TO DATA BUS OBD INTERFACE, CHECKING . ambient temp. value (initialization), Audi, 01h
  • key on
  • status ambient temp from instrument cluster no fault
  • electrical check ambient temp. sensor, no fault
 2.0 Sec
  • multiple
  • 2 DCY
U0447 CAN gateway -- Check the CAN-Bus terminal resistance. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . CAN message, incorrect --- 0.50 Sec
  • Continuous
  • 2 DCY
U1030 LIN Communication -- Check the Lin-Bus. not active --- 0.50 Sec
  • Continuous
  • 2 DCY
U102F LIN Communication -- Check the Lin-Bus. time out --- 0.50 Sec
  • Continuous
  • 2 DCY
U102E LIN Communication -- Check the Lin-Bus. LIN message, incorrect --- 0.50 Sec
  • Continuous
  • 2 DCY
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