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PCM Connector for Inputs and Outputs (With Keyless Access System)

GHH117999Courtesy of HONDA, U.S.A., INC.
Terminal number Wire color Terminal name Description Signal
1 Not used Not used    
2 Not used Not used    
3 WHT F_CAN-H (CAN COMMUNICATION SIGNAL HIGH) Sends and receives communication signal With vehicle in ON mode: pulses
4 RED F_CAN-L (CAN COMMUNICATION SIGNAL LOW) Sends and receives communication signal With vehicle in ON mode: pulses
5 Not used Not used    
6 Not used Not used    
7 GRN FI_MAIN_RLY_CL- (PGM-FI MAIN RELAY 1) Drives PGM-FI main relay 1 With vehicle in ON mode: about 0 V. With vehicle in OFF mode: battery voltage
8 YEL STS (STARTER SWITCH SIGNAL) Detects starter switch signal With vehicle in START mode: battery voltage. With vehicle in other than START mode: about 0 V
9 ORN FI_MAIN_RLY_OUT(POWER SOURCE) Power source for PCM circuit With vehicle in ON mode: battery voltage
10 BLK SG6 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
11 ORN ST_CUT_RLY2_CL- (STARTER RELAY 2) Drives starter cut relay 2 With vehicle in ON mode: battery voltage
12 RED A/C_MG_CLUTCH_RLY_CL- (A/C COMPRESSOR CLUTCH RELAY) Drives A/C compressor clutch relay With A/C compressor ON: about 0 V. With A/C compressor OFF: battery voltage
13 LT GRN STOP_SW (BRAKE PEDAL POSITION SWITCH) Detects brake pedal position switch signal With brake pedal released: about 0 V. With brake pedal pressed: battery voltage
14 Not used Not used    
15 BLU RFC_RLY_CL- (RADIATOR FAN CONTROL) Drives radiator fan relay With radiator fan running: about 0 V. With radiator fan stopped: battery voltage
16 GRY FAN_HI_SIGNAL (RADIATOR FAN CONTROL) Drives A/C condenser fan relay With A/C condenser fan running at high speed: about 0 V. With A/C condenser fan running at low speed or stopped: battery voltage
17 LT GRN S-NET (SERIAL COMMUNICATION FOR IMMOBILIZER) Sends and receives serial communication signal With vehicle in ON mode: pulses
18 Not used Not used    
19 Not used Not used    
20 LT BLU FI_SUB_RLY_CL- (PGM-FI SUBRELAY) Drives PGM-FI subrelay relay With vehicle in ON mode: about 0 V
21 PNK SHIFT_LOCK_SOL (SHIFT LOCK SOLENOID) Drives shift lock solenoid With vehicle in ON mode, in P, brake pedal pressed, and accelerator pedal released: about 0 V
22 BLU NEP (ENGINE SPEED PULSE) Outputs engine speed pulse With engine running: pulses
23 Not used Not used    
24 GRN START_DIAG Detects starter cut relay With vehicle in ON mode: about 2.5 V
25 BRN BKSWNC (BRAKE PEDAL POSITION SWITCH) Detects brake pedal position switch signal With vehicle in ON mode and brake pedal released: battery voltage. With vehicle in ON mode and brake pedal pressed: about 0 V
26 BLU VSP (VEHICLE SPEED SIGNAL OUTPUT) Sends vehicle speed signal Depending on vehicle speed: pulses
27 LT GRN PD_SENSOR (A/C PRESSURE SENSOR) Detects A/C pressure sensor signal With A/C switch ON: about 1.4-4.8 V (depending on A/C pressure)
28 YEL APS1 (ACCELERATOR PEDAL POSITION (APP) SENSOR A) Detects APP sensor A signal With vehicle in ON mode and accelerator pedal pressed: about 4.7 V. With vehicle in ON mode and accelerator pedal released: about 1.0 V
29 PUR APS2 (ACCELERATOR PEDAL POSITION (APP) SENSOR B) Detects APP sensor B signal With vehicle in ON mode and accelerator pedal pressed: about 2.4 V. With vehicle in ON mode and accelerator pedal released: about 0.5 V
30 RED VCC6 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
31 Not used Not used    
32 LT GRN VSV (EVAPORATIVE EMISSION (EVAP) CANISTER VENT SHUT VALVE) Drives EVAP canister vent shut valve With vehicle in ON mode: battery voltage
33 Not used Not used    
34 ORN ELD (ELECTRICAL LOAD DETECTOR (ELD)) Detects ELD signal With vehicle in ON mode: about 0.1-4.8 V (depending on electrical load)
35 GRY VCC5 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
36 BRN VCC4 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
37 WHT PTANK (FUEL TANK PRESSURE (FTP) SENSOR) Detects FTP sensor signal With vehicle in ON mode and fuel fill cap removed: about 2.5 V
38 Not used Not used    
39 Not used Not used    
40 BRN FUEL_PUMP_RLY_CL- (IMMOBILIZER FUEL PUMP RELAY) Drives PGM-FI main relay 2 About 0 V for 2 seconds after pressing the engine start/stop button to select the ON mode, then battery voltage. With engine running: about 0 V
41 Not used Not used    
42 BRN SCS (SERVICE CHECK SIGNAL) Detects service check signal With service check signal shorted with the HDS: about 0 V With service check signal opened: battery voltage
43 Not used Not used    
44 GRN TW2_SNSR (ENGINE COOLANT TEMPERATURE (ECT) SENSOR 2) Detects ECT sensor 2 signal With vehicle in ON mode: about 0.1-4.8 V (depending on engine coolant temperature)
45 PNK SG5 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
46 BLU SG4 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
47 Not used Not used    
48 YEL ETCS_RLY_CL- (ELECTRONIC THROTTLE CONTROL SYSTEM (ETCS) CONTROL RELAY) Drives electronic throttle control system (ETCS) control relay With vehicle in ON mode: about 0 V
49 PNK ST_CUT_RLY_CL- (STARTER RELAY 1) Drives starter cut relay 1 With vehicle in ON mode: about 0 V
GHH118000Courtesy of HONDA, U.S.A., INC.
Terminal number Wire color Terminal name Description Signal
1 BLK PG2 (POWER GROUND) Ground circuit for PCM Less than 0.2 V at all times
2 LT BLU EEGR (EXHAUST GAS RECIRCULATION (EGR) VALVE) Drives EGR valve With EGR operating: duty controlled. With EGR not operating: about 0 V
3 PNK PCS (EVAPORATIVE EMISSION (EVAP) CANISTER PURGE VALVE) Drives EVAP canister purge valve With engine running, engine coolant below 113 °F (45 °C): battery voltage. With engine running, engine coolant above 113 °F (45 °C): duty controlled
4 PUR SO2HT (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S) (SENSOR 2) HEATER) Drives secondary HO2S (sensor 2) heater With vehicle in ON mode: battery voltage. With warmed up engine running: duty controlled
5 BLU T-OIL (ENGINE OIL TEMPERATURE SENSOR) Detects engine oil temperature sensor signal With vehicle in ON mode: about 2.0 V
6 Not used Not used    
7 TAN OIL PRESS (OIL PRESSURE SWITCH) Detects engine oil pressure switch signal With engine running: battery voltage
8 PUR SCLS (CVT CLUTCH PRESSURE CONTROL SOLENOID VALVE) Drives CVT clutch pressure control solenoid valve With vehicle in ON mode: duty controlled
9 Not used Not used    
10 BLK PG1 (POWER GROUND) Ground circuit for PCM Less than 0.2 V at all times
11 LT BLU DRLS (CVT DRIVE PULLEY PRESSURE CONTROL SOLENOID VALVE) Drives CVT drive pulley pressure control solenoid valve With vehicle in ON mode: duty controlled
12 RED IG RTNi (INTAKE SIDE IGNITION COIL RETURN SIGNAL) Detects intake side ignition coil power source With vehicle in ON mode: battery voltage
13 WHT IG RTNe (EXHAUST SIDE IGNITION COIL RETURN SIGNAL) Detects exhaust side ignition coil power source With vehicle in ON mode: battery voltage
14 TAN IGN02e (No. 2 REAR IGNITION COIL PULSE) Drives No. 2 exhaust side ignition coil With vehicle in ON mode: about 0 V. With engine running: pulses
15 YEL NDN (CVT OUTPUT SHAFT (DRIVEN PULLEY) SPEED SENSOR) Detects CVT output shaft (driven pulley) speed sensor signal With vehicle in ON mode: about 0 V, or about 5.0 V. With engine idling in N: pulses
16 RED/BLU LIN (LOCAL INTERCONNECT NETWORK) Sends and receives communication signal With vehicle in ON mode: pulses
17 PNK IGN03e (No. 3 REAR IGNITION COIL PULSE) Drives No. 3 exhaust side ignition coil With vehicle in ON mode: about 0 V. With engine running: pulses
18 YEL IGN04e (No. 4 REAR IGNITION COIL PULSE) Drives No. 4 exhaust side ignition coil With vehicle in ON mode: about 0 V. With engine running: pulses
19 Not used Not used    
20 Not used Not used    
21 Not used Not used    
22 LT GRN VGP (MASS AIR FLOW (MAF) SENSOR +SIDE) Detects MAF sensor signal At idle with warmed up engine and no electrical load: about 1.1-1.6 V (between VGP terminal and VGM terminal).
23 RED ATPn (ECU) (TRANSMISSION RANGE SWITCH N) Detects transmission range switch N position signal With vehicle in ON mode in N: about 0 V. With vehicle in ON mode in any position other than N: about 5.0 V.
24 LT BLU ATPP(ECU) (TRANSMISSION RANGE SWITCH P) Detects transmission range switch P position signal With vehicle in ON mode in P: about 0 V. With vehicle in ON mode in any position other than P: battery voltage.
25 TAN ATPR(ECU) (TRANSMISSION RANGE SWITCH R) Detects transmission range switch R position signal With vehicle in ON mode in R: about 0 V. With vehicle in ON mode in any position other than R: battery voltage.
26 LT GRN ATPS (TRANSMISSION RANGE SWITCH S) Detects transmission range switch S position signal With vehicle in ON mode in S: about 0 V. With vehicle in ON mode in any position other than S: battery voltage.
27 BLU ATPL (TRANSMISSION RANGE SWITCH L) Detects transmission range switch L position signal With vehicle in ON mode in L: about 0 V. With vehicle in ON mode in any position other than L: battery voltage
28 GRN NDR (CVT INPUT SHAFT (DRIVE PULLEY) SPEED SENSOR) Detects CVT input shaft (drive pulley) speed sensor signal With vehicle in ON mode: about 0 V, or about 5.0 V. With engine idling in N: pulses (about 2.5 V)
29 PNK VCC2 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
30 Not used Not used    
31 PUR PB (MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR) Detects MAP sensor signal With vehicle in ON mode: about 3.0 VAt idle: about 1.0 V (depending on engine speed)
32 Not used Not used    
33 BLU VTS (ROCKER ARM OIL CONTROL SOLENOID B) Drives rocker arm oil control solenoid B At idle: about 0 V
34 PNK TW (ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1) Detects ECT sensor 1 signal With vehicle in ON mode: about 0.1-4.8 V (depending on engine coolant temperature)
35 YEL ATPD (TRANSMISSION RANGE SWITCH D) Detects transmission range switch D position signal With vehicle in ON mode in D: about 0 V. With vehicle in ON mode in any position other than D: battery voltage
36 BLU DNLS (CVT DRIVEN PULLEY PRESSURE CONTROL SOLENOID VALVE) Drives CVT driven pulley pressure control solenoid valve With vehicle in ON mode: duty controlled
37 LT BLU POIL1 (ROCKER ARM OIL PRESSURE SENSOR A) Detects rocker arm oil pressure sensor A signal With vehicle in ON mode: about 0.8 V. With engine running: about 0.8V (depending on engine oil pressure)
38 WHT TATF (ATF TEMPERATURE SENSOR) Detects CVTF temperature sensor signal With vehicle in ON mode: about 0.2-4.8 V (about 1.8 V with warmed up engine, depending on CVTF temperature)
39 WHT ATPFWD (TRANSMISSION RANGE SWITCH FWD) Detects transmission range switch FWD position signal With vehicle in ON mode in D and S: about 0 V. With vehicle in ON mode in any position other than D and S: battery voltage
40 GRN INHSOL (INHIBITOR SOLENOID CONTROL) Drives inhibitor solenoid After radiator fan comes on twice while idling in all positions: about 0V. With reverse inhibitor control in R: battery voltage
41 PUR EGRL (EXHAUST GAS RECIRCULATION (EGR) VALVE POSITION SENSOR) Detects EGR valve position sensor signal With engine running: about 1.2-3.0 V(depending on EGR valve lift)
42 TAN TA (INTAKE AIR TEMPERATURE (IAT) SENSOR) Detects IAT sensor signal With vehicle in ON mode: about 0.1-4.0 V(about 2.6 V at normal operating temperature)
43 PUR VGM (MASS AIR FLOW (MAF) SENSOR -SIDE) Ground for MAF sensor signal  
44 GRY SG2 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
45 Not used Not used    
46 PNK SO2 (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S) (SENSOR 2)) Detects secondary HO2S (sensor 2) signal With throttle fully opened from idle and warmed up engine: about 0.8 V *With throttle quickly closed: below 0.4 V* (*: between SO2 terminal and SO2SG terminal)
47 LT BLU IGN01e (No. 1 REAR IGNITION COIL PULSE) Drives No. 1 exhaust side ignition coil With vehicle in ON mode: about 0 V. With engine running: pulses
48 RED VEL (VEHICLE SPEED SENSOR) Detects vehicle speed sensor With vehicle in ON mode and when vehicle is stopped: about 0 V or, about 5.0 V. Depending on vehicle speed: pulses
49 Not used Not used    
GHH118001Courtesy of HONDA, U.S.A., INC.
Terminal number Wire color Terminal name Description Signal
1 LT GRN VB ETCS (IGNITION SIGNAL ETCS) Detects ignition signal With vehicle in ON mode: battery voltage
2 BLK PG1 (POWER GROUND ETCS) Ground circuit for PCM Less than 0.2 V at all times
3 GRN MTR1 (THROTTLE ACTUATOR -SIDE) Ground for throttle actuator With vehicle in ON mode and accelerator pedal released: about 0 V
4 LT BLU MTR2 (THROTTLE ACTUATOR +SIDE) Drives throttle actuator About 1.5 V immediately after pressing the engine start/stop button to select the ON mode, then about 0 V
5 PUR INJ1 (No. 1 INJECTOR) Drives No. 1 injector At idle: duty controlled. With vehicle in ON mode: battery voltage
6 BLU INJ2 (No. 2 INJECTOR) Drives No. 2 injector
7 LT BLU INJ3 (No. 3 INJECTOR) Drives No. 3 injector
8 GRN INJ4 (No. 4 INJECTOR) Drives No. 4 injector
9 YEL AFHT (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) HEATER CONTROL) Drives A/F sensor (sensor 1) heater With vehicle in ON mode: battery voltage. With warmed up engine running: duty controlled
10 WHT IG1 (IGNITION SIGNAL) Detects ignition signal With vehicle in ON mode: battery voltage
11 Not used Not used    
12 Not used Not used    
13 Not used Not used    
14 GRY SG3 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
15 BRN LG1 (LOGIC GROUND) Ground circuit for PCM Less than 0.2 V at all times
16 Not used Not used    
17 WHT KS (KNOCK SENSOR) Detects knock sensor signal With engine knocking: pulses
18 Not used Not used    
19 Not used Not used    
20 BRN LG2 (LOGIC GROUND) Ground circuit for PCM Less than 0.2 V at all times
21 Not used Not used    
22 PNK VCC3 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
23 TAN VCC1 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
24 GRY SG1 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
25 WHT IGN01i (No. 1 FRONT IGNITION COIL PULSE) Drives No. 1 intake side ignition coil With vehicle in ON mode: about 0 V. With engine running: pulses
26 BLU IGN02i (No. 2 FRONT IGNITION COIL PULSE) Drives No. 2 intake side ignition coil
27 PUR IGN03i (No. 3 FRONT IGNITION COIL PULSE) Drives No. 3 intake side ignition coil
28 GRN IGN04i (No. 4 FRONT IGNITION COIL PULSE) Drives No. 4 intake side ignition coil
29 Not used Not used    
30 RED THL1 (THROTTLE POSITION (TP) SENSOR A) Detects TP sensor A signal With vehicle in ON mode and accelerator pedal pressed: about 3.9 V. With vehicle in ON mode and accelerator pedal released: about 0.9 V
31 PUR THL2 (THROTTLE POSITION (TP) SENSOR B) Detects TP sensor B signal With vehicle in ON mode and accelerator pedal pressed: about 4.1 V. With vehicle in ON mode and accelerator pedal released: about 1.7 V
32 Not used Not used    
33 Not used Not used    
34 LT GRN VTS2 (ROCKER ARM OIL CONTROL SOLENOID A) Drives rocker arm oil control solenoid A At idle: about 0 V
35 YEL POIL2 (ROCKER ARM OIL PRESSURE SENSOR B) Detects rocker arm oil pressure sensor signal With vehicle in ON mode: about 0.5 V. With engine running: about 1.4 V(depending on engine oil pressure)
36 Not used Not used    
37 Not used Not used    
38 Not used Not used    
39 RED AFS+ (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) +SIDE) Detects A/F sensor (sensor 1) signal At idle: about 2.2 V
40 LT BLU AFS- (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) -SIDE) Detects A/F sensor (sensor 1) signal At idle: about 1.8 V
41 GRN TDC (CAMSHAFT POSITION (CMP) SENSOR) Detects CMP sensor signal With engine running: pulses
42 TAN CRANK (CRANKSHAFT POSITION (CKP) SENSOR) Detects CKP sensor signal With engine running: pulses
43 Not used Not used    
44 Not used Not used    
45 WHT IMA CAN H (IMA-CAN COMMUNICATION SIGNAL HIGH) Sends and receives communication signal With vehicle in ON mode: pulses
46 RED IMA CAN L (IMA-CAN COMMUNICATION SIGNAL LOW) Sends and receives communication signal With vehicle in ON mode: pulses
47 BLU SO2SG (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S (SENSOR 2)) SENSOR GROUND) Sensor ground for secondary HO2S (sensor 2) With vehicle in ON mode: about 1.5 V
48 BLK SG7 (KNOCK SENSOR GROUND) Sensor ground for knock sensor Less than 0.2 V at all times
49 BLU PDN (CVT DRIVEN PULLEY PRESSURE SENSOR) Detects CVT driven pulley pressure sensor signal Driven pulley fluid pressure 0 Mpa: about 0.5 V. Driven pulley fluid pressure 2 Mpa: about 4.5 V