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Home >> Acura >> 2017 >> ILX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System / Engine Mechanical - Service, Testing And Troubleshooting (Except Hybrid) >> Connector View >> PCM Connector for Inputs and Outputs(K24Z7) (2013 2014 2015)

PCM Connector for Inputs and Outputs(K24Z7) (2013 2014 2015)

GHH468922Courtesy 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 communication signal With vehicle in ON mode: pulses
4 RED F CAN-L (CAN COMMUNICATION SIGNAL LOW) Sends 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 VWith vehicle in OFF mode: battery voltage
8 YEL STS (STARTER SWITCH SIGNAL) Detects starter switch signal With vehicle in START mode: battery voltageWith 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 STRLY2 (STARTER RELAY 2) Drives starter cut relay 2 With vehicle in ON mode: about 0 V
12 RED A/C MG CLUTCH RLY CL- (A/C COMPRESSOR CLUTCH RELAY) Drives A/C compressor clutch relay With compressor ON: about 0 VWith compressor OFF: battery voltage
13 LT GRN STOP SW (BRAKE PEDAL POSITION SWITCH) Detects brake pedal position switch signal Brake pedal released: about 0 VBrake pedal pressed: battery voltage
14 LT BLU CLUTCH SW(CRUISE) (CLUTCH PEDAL POSITION SWITCH B) Detects clutch pedal position switch B signal With vehicle in ON mode and clutch pedal pressed: battery voltage With vehicle in ON mode and clutch pedal released: about 0 V
15 BLU RFC RLY CL- (RADIATOR FAN CONTROL) Drives radiator fan relay With radiator fan running: about 0 VWith 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 VWith A/C condenser fan running at low speed or stopped: battery voltage
17 LT GRN S-NET (SERIAL COMMUNICATION FOR IMMOBILIZER) Sends serial communication signal With vehicle in ON mode: pulses

*1: USA and Canada models

Terminal number Wire color Terminal name Description Signal
18 ORN CLUTCH SW(SA) (CLUTCH PEDAL POSITION SWITCH A) Detects clutch pedal position switch A signal With vehicle in ON mode and clutch pedal pressed: battery voltage With vehicle in ON mode and clutch pedal released: about 0 V
19 Not used Not used    
20 LT BLU FI SUB RLY CL- (PGM-FI SUBRELAY) Drives A/F sensor relay With vehicle in ON mode: about 0 V
21 Not used Not used    
22 BLU NEP (ENGINE SPEED PULSE) Outputs engine speed pulse With engine running: pulses
23 Not used Not used    
24 GRN STRLD Detects starter cut relay With starter ON: battery voltage
25 BRN BKSWNC (BRAKE PEDAL POSITION SWITCH) Detects brake pedal position switch signal With vehicle in ON mode and brake pedal released: battery voltageWith vehicle in ON mode and brake pedal pressed: about 0 V
26 Not used Not used    
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 VWith 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 VWith 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 *1 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 *1 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 0 V for 2 seconds after pressing the engine start/stop button to select the ON mode, then battery voltageWith 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 using the HDS: about 0 V With service check signal opened: about 5.0 V

*1: USA and Canada models

Terminal number Wire color Terminal name Description Signal
43 Not used Not used    
44 GRN TW2 SENSOR (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 LT BLU 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 DBW 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 STRLY1 (STARTER RELAY 1) Drives starter cut relay 1 With vehicle in ON mode: about 0 V

*1: USA and Canada models

GHH468923Courtesy of HONDA, U.S.A., INC.
Terminal number Wire color Terminal name Description Signal
1 BLK LG2 (LOGIC GROUND) Ground circuit for PCM Less than 0.2 V at all times
2 Not used Not used    
3 YEL PC SOL (EVAPORATIVE EMISSION (EVAP) CANISTER PURGE VALVE) Drives EVAP canister purge valve With engine running, engine coolant below 55 deg.C (131 deg.F): battery voltageWith engine running, engine coolant above 55 deg.C (131 deg.F): duty controlled
4 LT GRN SO2HT (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S) (SENSOR 2) HEATER) Drives secondary HO2S (sensor 2) heater With vehicle in ON mode: battery voltageWith warmed up engine running: duty controlled
5 Not used Not used    
6 Not used Not used    
7 YEL ENGOPSW (OIL PRESSURE SWITCH) Detects engine oil pressure signal With engine running: battery voltage
8 Not used Not used    
9 Not used Not used    
10 BLK PG1 (POWER GROUND) Ground circuit for PCM Less than 0.2 V at all times
11 Not used Not used    
12 Not used Not used    
13 Not used Not used    
14 Not used Not used    
15 Not used Not used    
Terminal number Wire color Terminal name Description Signal
16 TAN LIN (LOCAL INTERCONNECT NETWORK) Sends and receives communication signal With vehicle in ON mode: pulses
17 Not used Not used    
18 Not used Not used    
19 Not used Not used    
20 Not used Not used    
21 Not used Not used    
22 LT BLU 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 VG+terminal and VG- terminal)
23 Not used Not used    
24 Not used Not used    
25 Not used Not used    
26 Not used Not used    
27 Not used Not used    
28 Not used Not used    
29 Not used Not used    
30 Not used Not used    
31 GRN MAP(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 GRN VT SOL IN (ROCKER ARM OIL CONTROL SOLENOID) Drives rocker arm oil control solenoid 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 Not used Not used    
36 Not used Not used    
37 Not used Not used    
38 Not used Not used    
39 Not used Not used    
40 Not used Not used    
41 Not used Not used    
42 RED 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 LT GRN 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 WHT 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 VWith throttle quickly closed: below 0.4 V(*: between SO2 terminal and SO2SG terminal)
47 Not used Not used    
48 LT GRN NC (OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR) Detects output shaft (countershaft) speed sensor signal With vehicle in ON mode: about 0 V or about 5.0 V While driving: about 2.5 V (pulses)
Terminal number Wire color Terminal name Description Signal
49 LT BLU RLS    
GHH468924Courtesy of HONDA, U.S.A., INC.
Terminal number Wire color Terminal name Description Signal
1 YEL VBDBW (IGNITION SIGNAL ETCS) Detects ignition signal With vehicle in ON mode: battery voltage
2 BLK PG1 (POWER GROUND) 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 PNK MTR2 (THROTTLE ACTUATOR +SIDE) Drives throttle actuator With vehicle in ON mode: about 0 V
5 PUR INJ 1 (No. 1 INJECTOR) Drives No. 1 injector At idle: duty controlledWith vehicle in ON mode: battery voltage
6 RED INJ 2 (No. 2 INJECTOR) Drives No. 2 injector
7 BLU INJ 3 (No. 3 INJECTOR) Drives No. 3 injector
8 TAN INJ 4 (No. 4 INJECTOR) Drives No. 4 injector
9 GRN AFHT (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) HEATER CONTROL) Drives A/F sensor (sensor 1) heater With vehicle in ON mode: battery voltageWith warmed up engine running: duty controlled
10 WHT IG1(F/P) (IGNITION SIGNAL) Detects ignition signal With vehicle in ON mode: battery voltage
11 Not used Not used    
12 Not used Not used    
13 *1 LT BLU VT SW IN (ROCKER ARM OIL PRESSURE SWITCH) Detects rocker arm oil pressure switch signal At idle: about 0 V
14 GRY SG3(DBW) (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
15 BRN PG1 (POWER GROUND) Ground circuit for PCM Less than 0.2 V at all times
16 BLU CAM (CAMSHAFT POSITION (CMP) SENSOR A) Detects CMP sensor A signal With engine running: pulses
17 RED KS (KNOCK SENSOR) Detects knock sensor signal With engine knocking: pulsesWithout engine knocking: 0 V
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 TAN VCC3(DBW) (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V

*1: USA and Canada models

23 PNK 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 YEL IGN PULSE1 (No. 1 IGNITION COIL PULSE) Drives No. 1 ignition coil At idle: duty controlledWith vehicle in ON mode: battery voltage
26 BLU IGN PULSE2 (No. 2 IGNITION COIL PULSE) Drives No. 2 ignition coil
27 WHT IGN PULSE3 (No. 3 IGNITION COIL PULSE) Drives No. 3 ignition coil
28 PUR IGN PULSE4 (No. 4 IGNITION COIL PULSE) Drives No. 4 ignition coil
29 Not used Not used    
30 LT GRN THL1 (THROTTLE POSITION (TP) SENSOR A) Detects TP sensor A signal With vehicle in ON mode and accelerator pedal pressed: about 3.9 VWith vehicle in ON mode and accelerator pedal released: about 0.9 V
31 RED THL2 (THROTTLE POSITION (TP) SENSOR B) Detects TP sensor B signal With vehicle in ON mode and accelerator pedal pressed: about 4.1 VWith vehicle in ON mode and accelerator pedal released: about 1.7 V
32 Not used Not used    
33 BLU VTC P (VTC OIL CONTROL SOLENOID VALVE) Drives VTC oil control solenoid valve With vehicle in ON mode : about 0 V
34 Not used Not used    
35 Not used Not used    
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 YEL 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 B) Detects CMP sensor B signal With engine running: pulses
42 BLU CRANK P (CRANKSHAFT POSITION (CKP) SENSOR) Detects CKP sensor signal With engine running: pulses
43 Not used Not used    
44 Not used Not used    
45 Not used Not used    
46 Not used Not used    
47 GRY 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 GRN KSGND (KNOCK SENSOR GROUND) Sensor ground for knock sensor Less than 0.2 V at all times.
49 Not used Not used    

*1: USA and Canada models