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Connector B (Δ) (51P)

GHH345723Courtesy of HONDA, U.S.A., INC.
Terminal number Wire color Terminal name Description Signal
1 TAN IG1(VBSOL) (POWER SOURCE FOR SOLENOID VALVES) Power source for solenoid valves With vehicle in ON mode: battery voltage
2 BLU SHA (SHIFT SOLENOID VALVE A) Drives shift solenoid valve A With engine running:
  • In any gear other than 1st and 2nd: about 0 V
  • In 1st and 2nd gears: battery voltage
3 GRN SHC (SHIFT SOLENOID VALVE C) Drives shift solenoid valve C With engine running:
  • In N and D during no lock-up condition: about 0 V
  • In P, R and D during lock-up condition: battery voltage
4 PNK SHB (SHIFT SOLENOID VALVE B) Drives shift solenoid valve B With engine running:
  • In any gear other than 1st, 2nd, and 3rd (upshift condition): about 0 V
  • In 1st, 2nd, and 3rd gears (upshift condition): battery voltage
5 YEL PLA (LINE PRESSURE SOLENOID VALVE A) Drives line pressure solenoid valve A With engine running:
  • In low line pressure mode: about 0 V
  • In normal line pressure mode: battery voltage
6 RED LSA (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE A) Drives A/T clutch pressure control solenoid valve A With vehicle in ON mode: current controlled
7 PUR LSB (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE B) Drives A/T clutch pressure control solenoid valve B With vehicle in ON mode: current controlled
8 PNK LSC (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE C) Drives A/T clutch pressure control solenoid valve C With vehicle in ON mode: current controlled
9 TAN LSD (AT CLUTCH PRESSURE CONTROL SOLENOID VALVE D) Drives A/T clutch pressure control solenoid valve D With vehicle in ON mode: current controlled
10 YEL IGP (POWER SOURCE) Power source for PCM With vehicle in ON mode: battery voltage
11 BLK GND1 PG (POWER GROUND) Ground for PCM Less than 0.2 V at all times
12 Not used Not used    
13 Not used Not used    
14 BRN INJ Ti 1 (No. 1 INJECTOR CONTROL DRIVE SIGNAL) No. 1 injector drive signal With engine running: pulses
15 RED INJ Ti 2 (No. 2 INJECTOR CONTROL DRIVE SIGNAL) No. 2 injector drive signal
16 BLU INJ Ti 3 (No. 3 INJECTOR CONTROL DRIVE SIGNAL) No. 3 injector drive signal
17 TAN INJ Ti 4 (No. 4 INJECTOR CONTROL DRIVE SIGNAL) No. 4 injector drive signal
18 PNK INJ Ti 5 (No. 5 INJECTOR CONTROL DRIVE SIGNAL) No. 5 injector drive signal
19 LT BLU INJ Ti 6 (No. 6 INJECTOR CONTROL DRIVE SIGNAL) No. 6 injector drive signal
20 BRN GND2 LG (LOGIC GROUND) Ground for PCM Less than 0.2 V at all times
21 YEL IGN PULSE5 (No. 5 IGNITION COIL PULSE) Drives No. 5 ignition coil With vehicle in ON mode: about 0 V
With engine running: pulses
22 TAN IGN PULSE6 (No. 6 IGNITION COIL PULSE) Drives No. 6 ignition coil With vehicle in ON mode: about 0 V
With engine running: pulses
23 LT GRN ATPD (TRANSMISSION RANGE SWITCH D POSITION) Detects transmission range switch D position signal With vehicle in ON mode:
  • In D: about 0 V
  • In any position other than D: more than 5.0 V
24 TAN OP2SW (TRANSMISSION FLUID PRESSURE SWITCH A (2ND CLUTCH)) Detects transmission fluid pressure switch A (2nd clutch) signal With engine running:
  • With 2nd clutch pressure: about 0 V
  • Without 2nd clutch pressure: battery voltage
25 LT BLU OP3SW (TRANSMISSION FLUID PRESSURE SWITCH B (3RD CLUTCH)) Detects transmission fluid pressure switch B (3rd clutch) signal With engine running:
  • With 3rd clutch pressure: about 0 V
  • Without 3rd clutch pressure: battery voltage
26 BLU OP4SW (TRANSMISSION FLUID PRESSURE SWITCH C (4TH CLUTCH)) Detects transmission fluid pressure switch C (4th clutch) signal With engine running:
  • With 4th clutch pressure: about 0 V
  • Without 4th clutch pressure: battery voltage
27 LT BLU OP5SW (TRANSMISSION FLUID PRESSURE SWITCH D (5TH CLUTCH)) Detects transmission fluid pressure switch D (5th clutch) signal With engine running:
  • With 5th clutch pressure: about 0 V
  • Without 5th clutch pressure: more than 5.0 V
28 GRY OP6SW (TRANSMISSION FLUID PRESSURE SWITCH E (6TH CLUTCH)) Detects transmission fluid pressure switch E (6th clutch) signal With engine running:
  • With 6th clutch pressure: about 0 V
  • Without 6th clutch pressure: more than 5.0 V
29 YEL ATPFWD (TRANSMISSION RANGE SWITCH FWD POSITION) Detects transmission range switch D position signal With vehicle in ON mode:
  • In D: about 0 V
  • In any position other than D: more than 5.0 V
30 PUR ATPN (TRANSMISSION RANGE SWITCH N POSITION) Detects transmission range switch N position signal With vehicle in ON mode:
  • In N: about 0 V
  • In any position other than N: battery voltage
31 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
32 BLU IGN PULSE3 (No. 3 IGNITION COIL PULSE) Drives No. 3 ignition coil With vehicle in ON mode: about 0 V
With engine running: pulses
33 LT BLU IGN PULSE4 (No. 4 IGNITION COIL PULSE) Drives No. 4 ignition coil With vehicle in ON mode: about 0 V
With engine running: pulses
34 Not used Not used    
35 WHT PF (FUEL PRESSURE SENSOR) Detects fuel pressure sensor signal With vehicle in ON mode: about 5.0 V At idle: about 1.1 V
36 Not used Not used    
37 BRN OPPLSW (LINE PRESSURE SWITCH) Detects line pressure switch signal With engine running:
  • With low line pressure mode: about 0 V
  • With normal line pressure mode: about 5.0 V
38 PNK ATPRVS (TRANSMISSION RANGE SWITCH RVS POSITION) Detects transmission range switch R position signal With vehicle in ON mode:
  • In R: about 0 V
  • In any position other than R: more than 5.0 V
39 GRN TATF (ATF TEMPERATURE SENSOR) Detects ATF temperature sensor signal With vehicle in ON mode: about 0.2-4.0 V (about 1.8 V at operating temperature, depending on ATF temperature)
40 TAN 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
41 WHT IGN PULSE1 (No. 1 IGNITION COIL PULSE) Drives No. 1 ignition coil With vehicle in ON mode: about 0 V
With engine running: pulses
42 PUR IGN PULSE2 (No. 2 IGNITION COIL PULSE) Drives No. 2 ignition coil With vehicle in ON mode: about 0 V
With engine running: pulses
43 GRN VCC2 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
44 BLU VCC5 (SENSOR VOLTAGE) Provides sensor reference voltage With vehicle in ON mode: about 5.0 V
45 GRY SG2 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
46 GRN SG5 (SENSOR GROUND) Sensor ground Less than 0.2 V at all times
47 PUR OP SENSOR (ENGINE OIL PRESSURE) Detects rocker arm oil pressure sensor signal With vehicle in ON mode: about 0.8 V (depending) on engine oil pressure)
48 RED NM (INPUT SHAFT (MAINSHAFT) SPEED SENSOR) Detects input shaft (mainshaft) speed sensor signal With vehicle in ON mode: about 0 V or about 5.0 V
With engine running in N: pulses
49 Not used Not used    
50 YEL LIN (LOCAL INTERCONNECT NETWORK) Sends and receives communication signal With vehicle in ON mode: pulses
51 GRY TDC (CAMSHAFT POSITION (CMP) SENSOR) Detects CMP sensor signal With engine running: pulses
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