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PCM Connector for Inputs and Outputs (K20C1) (2020 2021)

Connector Index
PCM Connector No. 1 (96P)
PCM Connector No. 2 (58P)

PCM Connector No. 1 (96P) (female terminals) 

GHH406735Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description
1 VTCEX (VTC OIL CONTROL SOLENOID VALVE B) Drives VTC oil control solenoid valve B
2 HPUMP H (HIGH PRESSURE FUEL PUMP +) Drives fuel control solenoid (build into high pressure fuel pump)
3 MTR1 (THROTTLE ACTUATOR) Drives throttle actuator
4 Not used  
5 WGMTR1 (TURBOCHARGER WASTEGATE CONTROL ACTUATOR + SIDE) Drives turbocharger wastegate control actuator
6 VTC (VTC OIL CONTROL SOLENOID VALVE A) Drives VTC oil control solenoid valve A
7 HPUMP L (HIGH PRESSURE FUEL PUMP -) Drives fuel control solenoid (build into high pressure fuel pump)
8 MTR2 (THROTTLE ACTUATOR) Drives throttle actuator
9 Not used  
10 WGMTR2 (TURBOCHARGER WASTEGATE CONTROL ACTUATOR - SIDE) Drives turbocharger wastegate control actuator
11 SO2HT (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S) (SENSOR 2) HEATER CONTROL) Drives secondary HO2S (Sensor 2) heater
12 INJ H4 (No. 4 INJECTOR +) Drives No. 4 injector
13 INJ L4 (No. 4 INJECTOR -) Drives No. 4 injector
14 INJ L3 (No. 3 INJECTOR -) Drives No. 3 injector
Terminal number Terminal name Description
15 INJ H3 (No. 3 INJECTOR +) Drives No. 3 injector
16 AFHT (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) HEATER CONTROL) Drives A/F sensor (Sensor 1) heater
17 INJ H1 (No. 1 INJECTOR +) Drives No. 1 injector
18 INJ L1 (No. 1 INJECTOR -) Drives No. 1 injector
19 INJ L2 (No. 2 INJECTOR -) Drives No. 2 injector
20 INJ H2 (No. 2 INJECTOR +) Drives No. 2 injector
21 ABV (TURBOCHARGER BYPASS CONTROL SOLENOID VALVE) Drives turbocharger bypass control solenoid valve
22 SO2 (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S) (SENSOR 2)) Detects secondary HO2S (Sensor 2) signal
23 SG THL (SENSOR GROUND) Sensor ground
24 SO2SG (SECONDARY HEATED OXYGEN SENSOR (SECONDARY HO2S) (SENSOR 2) GROUND) Ground for secondary HO2S (Sensor 2)
25 VTSEX (ROCKER ARM OIL CONTROL SOLENOID) Drives rocker arm oil control solenoid
26 Not used  
27 PB (MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR) Detects MAP sensor signal
28 NSS2 (NEUTRAL POSITION SENSOR SIGNAL) Detects neutral position sensor signal
29 SG5 (SENSOR GROUND) Sensor ground
30 NSS1 (NEUTRAL POSITION SENSOR SIGNAL) Detects neutral position sensor signal
31 Not used  
32 PF (FUEL RAIL PRESSURE SENSOR) Detects fuel rail pressure sensor signal
33 Not used  
34 Not used  
35 SG AFM (SENSOR GROUND) Sensor ground
36 LAF VG (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) REFERENCE VOLTAGE) Detects A/F sensor (Sensor 1) signal
37 LAF CP (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) TRIM RESISTOR) Detects A/F sensor (Sensor 1) signal
38 NC (OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR) Detects output shaft (countershaft) speed sensor signal
39 Not used  
40 Not used  
41 IGN03 (No. 3 IGNITION COIL PULSE) Drives No. 3 ignition coil
42 IGN04 (No. 4 IGNITION COIL PULSE) Drives No. 4 ignition coil
43 Not used  
44 Not used  
45 TA (INTAKE AIR TEMPERATURE (IAT) SENSOR 2) Detects IAT sensor 2 signal
46 Not used  
47 OPSEN (ROCKER ARM OIL PRESSURE SENSOR) Detects rocker arm oil pressure sensor signal
48 VTMEX (ROCKER ARM OIL PRESSURE SWITCH) Detects rocker arm oil pressure switch signal
49 TW (ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1) Detects ECT sensor 1 signal
50 Not used  
51 P3 (TURBOCHARGER BOOST SENSOR) Detects turbocharger boost sensor signal
52 TA2 (INTAKE AIR TEMPERATURE (IAT) SENSOR 1) Detects IAT sensor 1 signal
53 AFM (MASS AIR FLOW (MAF) SENSOR + SIDE) Detects MAF sensor signal
54 LAF VN (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) NEGATIVE CURRENT CONTROL) Detects A/F sensor (Sensor 1) signal
55 LAF CA (AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) POSITIVE CURRENT CONTROL) Detects A/F sensor (Sensor 1) signal
56 Not used  
57 CAMEX (CAMSHAFT POSITION (CMP) SENSOR B) Detects CMP sensor B signal
58 SG2 (SENSOR GROUND) Sensor ground
Terminal number Terminal name Description
59 IGN01 (No. 1 IGNITION COIL PULSE) Drives No. 1 ignition coil
60 IGN02 (No. 2 IGNITION COIL PULSE) Drives No. 2 ignition coil
61 VCC THL (SENSOR VOLTAGE) Provides sensor reference voltage
62 VCC1 NSS (SENSOR VOLTAGE) Provides sensor reference voltage
63 VCC1 AFM (SENSOR VOLTAGE) Provides sensor reference voltage
64 VCC2 2 (SENSOR VOLTAGE) Provides sensor reference voltage
65 VCC2 4 (SENSOR VOLTAGE) Provides sensor reference voltage
66 VCC1 1 (SENSOR VOLTAGE) Provides sensor reference voltage
67 VCC2 1 (SENSOR VOLTAGE) Provides sensor reference voltage
68 Not used  
69 NM (INPUT SHAFT (MAINSHAFT) SPEED SENSOR) Detects input shaft (mainshaft) speed sensor signal
70 WGL (TURBOCHARGER WASTEGATE CONTROL ACTUATOR POSITION SENSOR) Detects turbocharger wastegate control actuator position sensor signal
71 KS POS (KNOCK SENSOR) Detects knock sensor signal
72 Not used  
73 CAM (CAMSHAFT POSITION (CMP) SENSOR A) Detects CMP sensor A signal
74 SG1 (SENSOR GROUND) Sensor ground
75 CRK (CRANKSHAFT POSITION (CKP) SENSOR) Detects CKP sensor signal
76 SG CRK (SENSOR GROUND) Sensor ground
77 Not used  
78 SG9 (SENSOR GROUND) Sensor ground
79 Not used  
80 VCC1 CRK (SENSOR VOLTAGE) Provides sensor reference voltage
81 VCC1 5 (SENSOR VOLTAGE) Provides sensor reference voltage
82 VCC2 3 (SENSOR VOLTAGE) Provides sensor reference voltage
83 VCC2 5 (SENSOR VOLTAGE) Provides sensor reference voltage
84 SG NSS (SENSOR GROUND) Sensor ground
85 TW2 (ENGINE COOLANT TEMPERATURE (ECT) SENSOR 2) Detects ECT sensor 2 signal
86 Not used  
87 Not used  
88 THL2 (THROTTLE POSITION (TP) SENSOR B) Detects TP sensor B signal
89 THL1 (THROTTLE POSITION (TP) SENSOR A) Detects TP sensor A signal
90 KS NEG (KNOCK SENSOR GROUND) Sensor ground for knock sensor
91 SG3 (SENSOR GROUND) Sensor ground
92 Not used  
93 Not used  
94 LIN (LOCAL INTERCONNECT NETWORK) Sends and receives communication signal
95 SG7 (SENSOR GROUND) Sensor ground
96 PCS (EVAPORATIVE EMISSION (EVAP) CANISTER PURGE VALVE) Drives EVAP canister purge valve

PCM Connector No. 2 (58P) (female terminals) 

GHH406736Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description
1 GND (POWER GROUND) Ground for PCM
2 FI MAIN RLY OUT (POWER SOURCE) Power source for PCM
3 GND (POWER GROUND) Ground for PCM
4 FI MAIN RLY OUT (POWER SOURCE) Power source for PCM
5 GND (POWER GROUND) Ground for PCM
6 FI MAIN RLY OUT (POWER SOURCE) Power source for PCM
7 BACK LT (BACK-UP LIGHT SWITCH SIGNAL) Detects back-up light switch signal
8 SCS (SERVICE CHECK SIGNAL) Detects service check signal
9 SG5 (SENSOR GROUND) Sensor ground
10 SG4 (SENSOR GROUND) Sensor ground
11 Not used  
12 RFC RLY CL- (RADIATOR FAN CONTROL) Drives radiator fan relay
13 FUEL PUMP RLY CL- (IMMOBILIZER FUEL PUMP RELAY) Drives PGM-FI main relay 2
14 Not used  
15 *2 F-CAN_H (CAN COMMUNICATION SIGNAL HIGH) Sends and receives communication signal
15 *3 F-CAN A_H (CAN COMMUNICATION SIGNAL HIGH) Sends and receives communication signal
16 S-NET (SERIAL COMMUNICATION FOR IMMOBILIZER) Sends serial communication signal
17 *3 F-CAN B_L (CAN COMMUNICATION SIGNAL LOW) Sends and receives communication signal
18 BKSWNC (BRAKE PEDAL POSITION SWITCH) Detects brake pedal position switch signal
19 Not used  
20 STS (STARTER SWITCH SIGNAL) Detects starter switch signal

*1: USA/Canada

*2: Without multipurpose camera unit

*3: With multipurpose camera unit

Terminal number Terminal name Description
21 Not used  
22 CLUTCH SW (SA) (CLUTCH PEDAL POSITION SWITCH A SIGNAL) Detects clutch pedal position switch A signal
23 Not used  
24 VSP (VEHICLE SPEED SIGNAL OUTPUT) Sends vehicle speed signal
25 Not used  
26 FI MAIN RLY CL- (PGM-FI MAIN RELAY 1) Drives PGM-FI main relay 1 and ignition coil relay
27 *2 F-CAN_L (CAN COMMUNICATION SIGNAL LOW) Sends and receives communication signal
27 *3 F-CAN A_L (CAN COMMUNICATION SIGNAL LOW) Sends and receives communication signal
28 Not used  
29 *3 F-CAN B_H (CAN COMMUNICATION SIGNAL HIGH) Sends and receives communication signal
30 Not used  
31 STOP SW (BRAKE PEDAL POSITION SWITCH) Detects brake pedal position switch signal
32 SG6 (SENSOR GROUND) Sensor ground
33 Not used  
34 Not used  
35 REVERSE LOCK SOL (REVERSE LOCKOUT SOLENOID) Drives reverse lockout solenoid
36 FAN HI SIGNAL (RADIATOR FAN CONTROL) Drives A/C condenser fan relay and fan control relay
37 *1 VSV (EVAPORATIVE EMISSION (EVAP) CANISTER VENT SHUT VALVE) Drives EVAP canister vent shut valve
38 ST CUT RLY2 CL- (STARTER CUT RELAY 2) Drives starter cut relay 2
39 *1 PTANK (FUEL TANK PRESSURE (FTP) SENSOR) Detects FTP sensor signal
40 Not used  
41 V V 5VG1 (SENSOR VOLTAGE) Provides sensor reference voltage
42 V V GND08 (SENSOR GROUND) Sensor ground
43 Not used  
44 Not used  
45 APS2 (ACCELERATOR PEDAL POSITION (APP) SENSOR B) Detects APP sensor B signal
46 VCC5 (SENSOR VOLTAGE) Provides sensor reference voltage
47 FI SUB RLY CL- (PGM-FI SUBRELAY) Drives PGM-FI subrelay
48 A/C MG CLUTCH RLY CL- (A/C COMPRESSOR CLUTCH RELAY) Drives A/C compressor clutch relay
49 ST CUT RLY1 CL- (STARTER CUT RELAY 1) Drives starter cut relay 1
50 +B BACKUP FI-ECU (VOLTAGE BACK UP) Power source for PCM memory
51 IG1 FUEL PUMP (IGNITION SIGNAL) Detects ignition signal
52 ST RLY 1 TO 2 (STARTER CUT RELAY RETURN SIGNAL) Detects starter cut relay signal
53 Not used  
54 Not used  
55 VCC6 (SENSOR VOLTAGE) Provides sensor reference voltage
56 PD SENSOR (A/C PRESSURE SENSOR) Detects A/C pressure sensor signal
57 APS1 (ACCELERATOR PEDAL POSITION (APP) SENSOR A) Detects APP sensor A signal
58 VCC4 (SENSOR VOLTAGE) Provides sensor reference voltage

*1: USA/Canada

*2: Without multipurpose camera unit

*3: With multipurpose camera unit