Section 6 (Engine Controls - Self-Diagnostics - Q45)
WARNING: This page is about a different car, the 2002 Infiniti Q45. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Scan Tool Usage
- Programming
- Summary
- Diagnostic Trouble Code Definitions
- Connector Identification
- Diagnostic Tests
- DTC P0100: Mass Airflow Sensor
- DTC P0105: Absolute Pressure Sensor
- DTC P0110: Intake Air Temperature Sensor
- DTC P0115 Or P0125: Engine Coolant Temperature Sensor
- DTC P0120: Throttle Position Sensor
- DTC P0121: Accelerator Pedal Position Sensor
- DTC P0130: Bank 1, Or P0150: Bank 2 Ho2S1 (Circuit)
- DTC P0131: Bank 1, Or P0151: Bank 2 Ho2S1 (Lean Shift Monitoring)
- DTC P0132: Bank 1, Or P0152: Bank 2 Ho2S1 (Rich Shift Monitoring)
- DTC P0133: Bank 1, Or P0153: Bank 2 Ho2S1 (Response Monitoring)
- DTC P0134: Bank 1, Or P0154: Bank 2 Ho2S1 (High Voltage)
- DTC P0135: Bank 1, Or P0155: Bank 2 Ho2S1 Heater
- DTC P0137: Bank 1, Or P0157: Bank 2 Ho2S2 (Min Voltage Monitoring)
- DTC P0138: Bank 1, Or P0158: Bank 2 Ho2S2 (Max Voltage Monitoring)
- DTC P0139: Bank 1, Or P0159: Bank 2 Ho2S2 (Response Monitoring)
- DTC P0140: Bank 1, Or P0160: Bank 2 Ho2S2 (High Voltage)
- DTC P0141: Bank 1, Or P0161: Bank 2 Ho2S2 Heater
- DTC P0171: Bank 1, Or P0174: Bank 2 Fuel Injection System Function (Lean)
- DTC P0172: Bank 1, Or P0175: Bank 2 Fuel Injection System Function (Rich)
- DTC P0180: Fuel Tank Temperature Sensor
- DTC P0300-P0308: Cylinder Or Multiple Cylinder Misfire
- DTC P0325: Bank 1, Or P0330: Bank 2 Knock Sensor
- DTC P0335 Or P1336: Crankshaft Position Sensor (Pos)
- DTC P0340: Camshaft Position Sensor (Phase)
- DTC P0420: Bank 1, Or P0430: Bank 2 Three-Way Catalyst Function
- DTC P0440, P0455 Or P1440: EVAP Control System
- DTC P0443: EVAP Canister Purge Volume Control Valve (Circuit)
- DTC P0446: EVAP Canister Vent Control Valve (Circuit)
- DTC P0450: EVAP Control System Pressure Sensor
- DTC P0460: Fuel Level Sensor Function (Slosh)
- DTC P0461: Fuel Level Sensor Function
- DTC P0464: Fuel Level Sensor Circuit
- DTC P0500: Vehicle Speed Sensor
- DTC P0505: Idle Speed Control System
- DTC P0550: Power Steering Pressure Sensor
- DTC P0605: ECM
- DTC P0650: Mil (Circuit)
- DTC P1065: ECM Power Supply (Back-Up)
- DTC P1110: Bank 1, Or P1135: Bank 2 Intake Valve Timing Control (IVTC)
- DTC P1111: Bank 1, Or P1136: Bank 2 Intake Valve Timing Control (IVTC) Solenoid Valve (Circuit)
- DTC P1119: Radiator Coolant Temperature Sensor (Circuit)
- DTC P1121: Electric Throttle Control Actuator
- DTC P1122: Electric Throttle Control Function (Circuit)
- DTC P1123: Throttle Control Motor Relay (Circuit)
- DTC P1140: Bank 1, Or P1145: Bank 2 Intake Valve Timing Control (IVTC) Position Sensor (Circuit)
- DTC P1148: Bank 1, Or P1168: Bank 2 Closed Loop Control
- DTC P1211: VDC/TCS/Abs Control Unit
- DTC P1212: VDC/TCS/Abs Communication Line
- DTC P1217: Engine Over Temperature (Overheat)
- DTC P1220: Fuel Pump Control Module
- DTC P1320: Ignition Signal
- DTC P1336: Crankshaft Position Sensor (Pos)
- DTC P1440: EVAP Control System
- DTC P1444: EVAP Canister Purge Volume Control Valve
- DTC P1446: EVAP Canister Vent Control Valve (Close)
- DTC P1447: EVAP Control System Purge Flow Monitoring
- DTC P1448: EVAP Canister Vent Control Valve (Open)
- DTC P1464: Fuel Level Sensor Circuit (Ground Signal)
- DTC P1480: Cooling Fan Speed Control Solenoid Valve (Circuit)
- DTC P1490: Vacuum Cut Valve By-Pass Valve
- DTC P1491: Vacuum Cut Valve By-Pass Valve
- DTC P1605: A/T Diagnosis Communication Line
- DTC P1706: Park/Neutral Position Switch
- DTC P1720: Vehicle Speed Sensor (A/T Output)
- DTC P1780: Shift Change Signal
- DTC P1805: Brake Switch
- DTC U1000: Can Communication Line