PCM A/T Control System Inputs and Outputs
PCM CONNECTOR A (31P)
PCM CONNECTOR TERMINAL REFERENCE A - (31P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| A1 | BLK | PG2 (POWER GROUND) | Ground circuit for PCM circuit | Less than 1.0 Vat all times |
| A2 | BLK | PG1 (POWER GROUND) | Ground circuit for PCM circuit | Less than 1.0 V at all times |
| A3 | BRN/YEL | LG1 (LOGIC GROUND) | Ground circuit for PCM circuit | Less than 1.0 Vat all times |
| A4 | YEL/BLK | IGP (POWER SOURCE) | Power source for PCM circuit | With ignition switch ON (II): Battery voltage With ignition switch LOCK (0): About 0 V |
| A10 | BLK/YEL | VB SOL (POWER SOURCE FOR SOLENOID VALVE) | Power source for solenoid valves | With ignition switch ON (II): Battery voltage With ignition switch LOCK (0): About 0 V |
PCM CONNECTOR B (24P)
PCM CONNECTOR TERMINAL REFERENCE B - (24P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| B3 | WHT/RED | IMT- (INTAKE MANIFOLD TUNING (IMT) ACTUATOR - SIDE) | Ground for IMT actuator | With ignition switch ON (II): Battery voltage |
| B4 | WHT/BLU | IMT+ (INTAKE MANIFOLD TUNING (IMT) ACTUATOR + SIDE) | Drives IMT actuator | With ignition switch ON (II): Battery voltage |
| B5 | BLU/RED | EGR (EXHAUST GAS RECIRCULATION (EGR) VALVE) | Drives EGR valve | With EGR operating: Duty controlled With EGR not operating: About 0 V |
| B11 | WHT/BLK | IMTM (INTAKE MANIFOLD TUNING (IMT) ACTUATOR MONITOR) | Detects IMT actuator position | With engine running: About 5.0 V With engine speed above 3,800 rpm: About 0 V |
| B15 | BRN/YEL | LG2 (LOGIC GROUND) | Ground circuit for PCM | Less than 1.0 Vat all times |
| B19 | BLU | NC (OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR) | Detects output shaft (countershaft) speed sensor signal | With ignition switch ON (II) and front wheels rotated by hand: Pulses |
| B23 | RED/BLK | ATP N (TRANSMISSION RANGE SWITCH N POSITION) | Detects transmission range switch N position signal | In N: About 0 V In any position other than N: Battery voltage |
PCM CONNECTOR C (22P)
PCM CONNECTOR TERMINAL REFERENCE C - (22P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| C1 | BLU/YEL | SH A (SHIFT SOLENOID VALVE A) | Drives shift solenoid valve A | In R, and 2nd and 3rd in D, D3, and M: Battery voltage In P and N, and 1st in D, D3 and M, 4th, 5th in D and M: About 0 V |
| C2 | GRN/RED | SHD (SHIFT SOLENOID VALVE D) | Drives shift solenoid valve D | In N, in D and D3 during no lock-up condition: About 0 V In P and R, and D and D3 during lock-up condition: Battery voltage |
| C3 | BLU/YEL | ATFT (ATF TEMPERATURE SENSOR) | Detects ATF temperature sensor signal | With ignition switch ON (II): About 0.2-4.0 V depending on ATF temperature With ignition switch LOCK (0): About 0 V |
| C4 | GRN/WHT | SG1 (SENSOR GROUND) | Sensor ground | Less than 1.0 V at all times |
| C5 | GRN/RED | MAP (MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR) | Detects MAP sensor signal | With ignition switch ON (II): Battery voltage At idle: About 1.0 V (depending on engine speed) |
| C6 | YEL/RED | VCC1 (SENSOR VOLTAGE) | Provides sensor voltage | With ignition switch ON (II): About 5.0 V With ignition switch LOCK (0): About 0 V |
| C7 | RED | LS A (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE A) | Drives A/T clutch pressure control solenoid valve A | With ignition switch ON (II): Pulses |
| C8 | GRN/WHT | SH B (SHIFT SOLENOID VALVE B) | Drives shift solenoid valve B | In P, R, and N, and 1st and 2nd in D, D3, and M, in 5th in D and M: Battery voltage In 3rd in D, D3, and M, and 4th in D: About 0 V |
| C9 | BLU/WHT | OP3SW (3RD CLUTCH TRANSMISSION FLUID PRESSURE SWITCH) | Detects 3rd clutch transmission fluid pressure switch signal | With ignition switch ON (II):
|
| C10 | YEL/GRN | ATP D (TRANSMISSION RANGE SWITCH D POSITION) | Detects transmission range switch D position signal input | In D: About 0 V In any position other than D: Battery voltage |
| C11 | BLU/BLK | OP2SW (2ND CLUTCH TRANSMISSION FLUID PRESSURE SWITCH) | Detects 2nd clutch transmission fluid pressure switch signal | With ignition switch ON (II):
|
| C12 | GRN/YEL | SG2 (SENSOR GROUND) | Sensor ground | Less than 1.0 Vat all times |
| C13 | WHT/BLK | EGRP (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) |
| C14 | YEL/BLU | VCC2 (SENSOR VOLTAGE) | Provides sensor voltage | With ignition switch ON (II): About 5.0 V With ignition switch LOCK (0): About 0 V |
| C15 | BRN/WHT | LS B (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE B) | Drives A/T clutch pressure control solenoid valve B | With ignition switch ON (II): Pulses |
| C16 | GRN | SH C (SHIFT SOLENOID VALVE C) | Drives shift solenoid valve C | In 1st and 3rd in D, D3, and M, and 5th in D and M: Battery voltage In P, R, and N, and 2nd in D, D3, and M, and 4th in D and M: About 0 V |
| C18 | RED | ATP D3 (TRANSMISSION RANGE SWITCH D3) | Detects transmission range switch D3 signal input | In D3: About 0 V In any position other than D3: Battery voltage |
PCM CONNECTOR C (22P)
PCM CONNECTOR TERMINAL REFERENCE C - (22P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| C19 | BLU/YEL | ATP FWD (TRANSMISSION RANGE SWITCH D AND D3) | Detects transmission range switch D and D3 signal input | In D and D3: About 0 V In any position other than D and D3: Battery voltage |
| C20 | BLU/YEL | OP4SW (4TH CLUTCH TRANSMISSION FLUID PRESSURE SWITCH) | Detects 4th clutch transmission fluid pressure switch signal | With ignition switch ON (II):
|
| C21 | RED/WHT | ATP RVS (TRANSMISSION RANGE SWITCH R POSITION) | Detects transmission range switch P, R, and N position signal | In P, R, and N: About 0 V In any position other than P, R, and N: Battery voltage |
| C22 | GRN/RED | LS C (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE C) | Drives A/T clutch pressure control solenoid valve C | With ignition switch ON (II): Pulses |
PCM CONNECTOR D (17P)
PCM CONNECTOR TERMINAL REFERENCE D - (17P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| D6 | YEL | IG1 (IGNITION SIGNAL) | Detects ignition signal | With ignition switch ON (II): Battery voltage With ignition switch LOCK (0): About 0 V |
| D8 | RED | NM (INPUT SHAFT (MAINSHAFT) SPEED SENSOR) | Detects input shaft (mainshaft) speed sensor signal | With ignition switch ON (II): About 0 V or about 5.0 V With engine running in N: About 2.5 V |
| D12 | ORN | VB SOL2 (POWER SOURCE FOR SOLENOID VALVE) | Power source for solenoid valves | With ignition switch ON (II): Battery voltage With ignition switch LOCK (0): About 0 V |
| D13 | GRN | ATP P (TRANSMISSION RANGE SWITCH P POSITION) | Detects transmission range switch P position signal | In P: About 0 V In any position other than P: Battery voltage |
| D14 | LT BLU | P PIN (PARK PIN SWITCH) | Detects park pin switch signal | With ignition switch ON (II) in P: Battery voltage With ignition switch ON (II) in other than P: About 0 V |
PCM CONNECTOR D (17P)
PCM CONNECTOR TERMINAL REFERENCE D - (17P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| D15 | PUR | SDNP (PADDLE SHIFTER -(DOWNSHIFT SWITCH)) | Detects paddle shifter - (downshift switch) signal | In M, paddle shifter - (downshift switch) pressed: About 0.V In M, paddle shifter - (downshift switch) released: Battery voltage |
| D16 | PUR | ATP R (TRANSMISSION RANGE SWITCH R POSITION) | Detects transmission range switch R position signal | In R: About 0 V In any position other than R: Battery voltage |
| D17 | BLU | SUP P (PADDLE SHIFTER + (UPSHIFT SWITCH)) | Detects paddle shifter + (upshift switch) signal | In M, paddle shifter + (upshift switch) pressed: About 0 V In M, paddle shifter + (upshift switch) released: Battery voltage |
PCM CONNECTOR E (31P)
PCM CONNECTOR TERMINAL REFERENCE E - (31P)
| Terminal number | Wire color | Terminal name | Description | Signal |
|---|---|---|---|---|
| E8 | LT GRN | BK SW (BRAKE PEDAL POSITION SWITCH) | Detects brake pedal position switch signal | With brake pedal released: About 0 V With brake pedal pressed: Battery voltage |
| E13 | GRN | SDN (DOWNSHIFT SWITCH) | Detects downshift switch signal | In M and shift lever pushed toward downshift position: About 0 V In M and shift lever in neutral position: Battery voltage |
| EH | RED | K-LINE | Sends and receives HDS signal | With ignition switch ON (II): Pulses or battery voltage |
| E15 | WHT | CAN H (CAN COMMUNICATION SIGNAL HIGH) | Sends communication signal | With ignition switch ON (II): Pulses |
| E16 | 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: About 5.0 V |
| E19 | BLU | SUP (UPSHIFT SWITCH) | Detects upshift switch signal | In M and shift lever pushed toward upshift position: About 0 V In M and shift lever in neutral position: Battery voltage |
| E21 | LT GRN | STRLY (STARTER CUT RELAY) | Drives starter cut relay 2 (ST CUT) | With ignition switch ON (II): About 0 V |
| E22 | PNK | SLS (SHIFT LOCK SOLENOID) | Drives shift lock solenoid | With ignition switch ON (II), in P, brake pedal pressed, and accelerator released: About 0 V |
| E26 | BLK | CAN L (CAN COMMUNICATION SIGNAL LOW) | Sends communication signal | With ignition switch ON (II): Pulses |
| E30 | PUR | SMODE (SEQUENTIAL SPORT SHIFT MODE) | Detects sequential sports shift mode switch signal | In M: About 0 V In other than M: Battery voltage |
| E31 | GRN | MET INH (METER DISPLAY INHIBIT SIGNAL) | Sends A/T shift position inhibit signal | With ignition switch ON (II): About 10.0 V |