PCM Harness Resistance
Turn ignition switch to LOCK position. Disconnect PCM and appropriate component harness connectors. Check for open or short circuits between appropriate PCM harness connector terminal and appropriate component harness connector terminal. See POWERTRAIN CONTROL MODULE (PCM) table. See WIRING DIAGRAMS. If harness is open or shorted, repair as necessary.
POWERTRAIN CONTROL MODULE (PCM) (1)
| Connector | Terminal | Wire Color | Function | ||
|---|---|---|---|---|---|
| C1 | 1-2 | ***** | Not Used | ||
| C1 | 3 | ORG | Fuel Level Output | ||
| C1 | 4 | LT GRN | Shift Solenoid A Control | ||
| C1 | 5 | DK BLU | Cooling Fan High Speed Control | ||
| C1 | 6 | DK GRN | Cooling Fan Low Speed Control | ||
| C1 | 7 | BLK | CMP Sensor Signal | ||
| C1 | 8 | PPL/WHT | CKP 3x Reference Signal | ||
| C1 | 9 | LT BLU/BLK | CKP 24x Reference Signal | ||
| C1 | 10 & 11 | ***** | Not Used | ||
| C1 | 12 | BLK | Engine Coolant Temperature Sensor Ground | ||
| C1 | 13 | ORG/BLK | MAP Sensor Ground | ||
| C1 | 14 | ***** | Not Used | ||
| C1 | 15 | TAN | Serial Data | ||
| C1 | 16 | BLK/WHT | PCM Ground | ||
| C1 | 17 | YEL | Intake Air Temperature Sensor Ground | ||
| C1 | 18 | ***** | Not Used | ||
| C1 | 19 | PNK | Ignition Voltage | ||
| C1 | 20 | ORG | Battery Voltage | ||
| C1 | 21-27 | ***** | Not Used | ||
| C1 | 28 | TAN/WHT | HO2S Sensor 2 Signal Low | ||
| C1 | 29 | TAN | HO2S Sensor 1 Signal Low | ||
| C1 | 30 | PPL | TCC Brake Switch | ||
| C1 | 32 | GRY | EGR Valve Ground | ||
| C1 | 33 | DK BLU | Knock Sensor Signal | ||
| C1 | 34 & 35 | ***** | Not Used | ||
| C1 | 36 | BRN | Generator Light Signal | ||
| C1 | 37 | ***** | Not Used | ||
| C1 | 38 | LT GRN | Idle Air Control B High | ||
| C1 | 37-42 | ***** | Not Used | ||
| C1 | 43 | BLK | Injector No. 1 Control | ||
| C1 | 44 | YEL/BLK | Shift Solenoid B Control | ||
| C1 | 45 | ***** | Not Used | ||
| C1 | 46 | PNK/BLK | Injector No. 3 Control | ||
| C1 | 47 | LT GRN/BLK | Injector No. 2 Control | ||
| C1 | 48 | RED/BLK | Reference Low | ||
| C1 | 49-52 | ***** | Not Used | ||
| C1 | 53 | TAN/BLK | By-Pass | ||
| C1 | 54 | WHT | Ignition Control | ||
| C1 | 55 | DK GRN | 4k Pulse Per Mile | ||
| C1 | 56 | BLK/WHT | PCM Ground | ||
| C1 | 57 | BLK/WHT | PCM Ground | ||
| C1 | 58 | ***** | Not Used | ||
| C1 | 59 | PPL | Serial Data (Class 2) | ||
| C1 | 60 | BLK/WHT | PCM Ground | ||
| C1 | 61 | PPL | TP Sensor Ground | ||
| C1 | 62 & 63 | ***** | Not Used | ||
| C1 | 64 | YEL | Vehicle Speed Sensor High | ||
| C1 | 65 | PPL | Vehicle Speed Sensor Low | ||
| C1 | 66 & 67 | ***** | Not Used | ||
| C1 | 68 | YEL | Transmission Range B Input | ||
| C1 | 69 | YEL | Mass Air Flow Sensor Signal | ||
| C1 | 70 | DK BLU | Theft Deterrent Input | ||
| C1 | 71 | ORG/BLK | Required Torque | ||
| C1 | 72 | DK GRN | Cruise Control Inhibit | ||
| C1 | 73 | BLK/WHT | Injector No. 5 Control | ||
| C1 | 74 | ***** | Not Used | ||
| C1 | 75 | DK GRN | Engine Hot Lamp Control | ||
| C1 | 76 | DK GRN/WHT | EVAP Canister Purge Control | ||
| C1 | 77-78 | ***** | Not Used | ||
| C1 | 79 | YEL/BLK | Injector No. 6 Control | ||
| C1 | 80 | ***** | Not Used | ||
| C2 | 1 | ***** | Not Used | ||
| C2 | 2 | WHT | EVAP Canister Vent Valve Control | ||
| C2 | 3 | DK GRN/WHT | Fuel Pump Relay Control | ||
| C2 | 4 | RED | EGR Valve Control | ||
| C2 | 5 | BRN/WHT | MIL Control | ||
| C2 | 6 | BRN/WHT | Low Oil Level Light Control | ||
| C2 | 7 | LT BLU/WHT | Intake Air Control Valve A High | ||
| C2 | 8 | WHT | Tachometer Output | ||
| C2 | 9 | TAN/BLK | Delivery Torque | ||
| C2 | 10 | PPL | HO2S Sensor 1 Signal High | ||
| C2 | 11 | PPL/WHT | HO2S Sensor 2 Signal High | ||
| C2 | 12-15 | ***** | Not Used | ||
| C2 | 16 | WHT | Transaxle Range Park | ||
| C2 | 17 | ***** | Not Used | ||
| C2 | 18 | BLK/WHT | Transaxle Range Drive | ||
| C2 | 19-21 | ***** | Not Used | ||
| C2 | 22 | DK GRN/WHT | A/C Request Signal | ||
| C2 | 23 & 24 | ***** | Not Used | ||
| C2 | 25 | LT GRN | MAP Sensor Signal | ||
| C2 | 26 | YEL | ECT Sensor Signal | ||
| C2 | 27 | RED/BLK | A/C Refrigerant Pressure Sensor Signal | ||
| C2 | 28 | BRN | EGR Pintle Position Signal | ||
| C2 | 29-32 | ***** | Not Used | ||
| C2 | 33 | GRY | Reference Voltage A | ||
| C2 | 34 | GRY | Reference Voltage B | ||
| C2 | 35 | ORG | Sensor Ground | ||
| C2 | 36-38 | ***** | Not Used | ||
| C2 | 39 | DK GRN/WHT | A/C Compressor Relay Control | ||
| C2 | 40 & 41 | ***** | Not Used | ||
| C2 | 42 | LT BLU/BLK | Injector No. 4 Control | ||
| C2 | 43 | ***** | Not Used | ||
| C2 | 44 | LT BLU/BLK | Intake Air Control Valve A Low | ||
| C2 | 45-48 | ***** | Not Used | ||
| C2 | 49 | LT GRN/BLK | Intake Air Control Valve B Low | ||
| C2 | 50 | TAN | Intake Air Temperature Sensor Signal | ||
| C2 | 51-54 | ***** | Not Used | ||
| C2 | 55 | DK GRN | Fuel Tank Pressure Sensor Signal | ||
| C2 | 56 | GRY | Transaxle Range C | ||
| C2 | 57 | ***** | Not Used | ||
| C2 | 58 | BRN | Engine Oil Level Sensor Signal | ||
| C2 | 59 | WHT | Cruise Status | ||
| C2 | 60 | ***** | Not Used | ||
| C2 | 61 | RED | Generator Control | ||
| C2 | 62-65 | ***** | Not Used | ||
| C2 | 66 | DK BLU | Throttle Position Sensor Signal | ||
| C2 | 67 | ***** | Not Used | ||
| C2 | 68 | YEL/BLK | Transaxle Fluid Temperature Sensor | ||
| C2 | 69 | PPL | Fuel Level Input | ||
| C2 | 70 & 71 | ***** | Not Used | ||
| C2 | 72 | RED/WHT | CMP Sensor Ignition Voltage | ||
| C2 | 73 | BLK | CMP Sensor Ground | ||
| C2 | 74-77 | ***** | Not Used | ||
| C2 | 78 | BRN | TCC PWM Solenoid Control | ||
| C2 | 79 | TAN/BLK | TCC Enable Solenoid | ||
| C2 | 80 | ***** | Not Used | ||
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