Powertrain Control Module (PCM) Connector End Views
WARNING: This page is about a different car, the 2004 Pontiac Grand Am and 2004 Oldsmobile Alero. However, it is still accessible from the selected car via links, so may be relevant.
Powertrain Control Module (PCM) Terminal Identification, C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1-3 | - | - | Not Used |
| 4 | PPL | 420 | TCC Brake Switch/Cruise Control Release Signal - Automatic Transmission Only |
| 5-6 | - | - | Not Used |
| 7 | BLK | 2760 | Low Reference |
| 8-10 | - | - | Not Used |
| 11 | BLK | 2759 | Low Reference |
| 12-14 | - | - | Not Used |
| 15 | PPL | 1807 | Class 2 Serial Data |
| 16 | - | - | Not Used |
| 17 | BRN/WHT | 379 | CPP Switch Signal - Manual Transmission |
| - | - | Not Used - Automatic Transmission | |
| 18 | PPL | 1500 | Ignition 0 Voltage |
| 19 | PNK | 639 | Ignition 1 Voltage |
| 20 | ORN | 480 | Battery Positive Voltage |
| 21 | TAN | 472 | IAT Sensor Signal |
| 22 | PPL | 1589 | Fuel Level Sensor Signal |
| 23 | GRY | 2700 | 5-Volt Reference |
| 24 | - | - | Not Used |
| 25 | GRY | 2709 | 5-Volt Reference |
| 26-29 | - | - | Not Used |
| 30 | DK BLU | 473 | High Speed Cooling Fan Relay Control |
| 31-32 | - | - | Not Used |
| 33 | BRN/WHT | 419 | MIL Control |
| 34 | DK GRN/WHT | 817 | Vehicle Speed Signal |
| 35-36 | - | - | Not Used |
| 37 | RED/BLK | 380 | A/C Refrigerant Pressure Sensor Signal |
| 38 | - | - | Not Used |
| 39 | DK GRN | 890 | Fuel Tank Pressure Sensor Signal |
| 40-42 | - | - | Not Used |
| 43 | DK GRN | 335 | Low Speed Cooling Fan Relay Control |
| 44 | - | - | Not Used |
| 45 | WHT | 1310 | EVAP Canister Vent Solenoid Control |
| 46 | DK GRN/WHT | 465 | Fuel Pump Relay Control |
| 47 | DK GRN/WHT | 459 | A/C Compressor Clutch Relay Control |
| 48 | - | - | Not Used |
| 49 | DK GRN | 83 | Cruise Control Inhibit Signal |
| 50 | - | - | Not Used |
| 51 | BLK | 2751 | Low Reference |
| 52-56 | - | - | Not Used |
Powertrain Control Module (PCM) Terminal Identification, C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | LT BLU/BLK | 1748 | IAC Coil A Low Control |
| 2 | LT BLU/WHT | 1747 | IAC Coil A High Control |
| 3-4 | - | - | Not Used |
| 5 | DK GRN/WHT | 428 | EVAP Canister Purge Solenoid Control |
| 6 | RED/BLK | 1228 | PC Solenoid Valve High Control (Sol. A) - Automatic Transmission Only |
| 7 | LT BLU/WHT | 1229 | PC Solenoid Valve Low Control (Sol. A) - Automatic Transmission Only |
| 8-9 | - | - | Not Used |
| 10 | LT GRN | 1222 | 1-2 Shift Solenoid Valve Control - Automatic Transmission Only |
| 11 | YEL/BLK | 1223 | 2-3 Shift Solenoid Valve Control - Automatic Transmission Only |
| 12 | BRN | 418 | TCC PWM Solenoid Valve Control - Automatic Transmission Only |
| 13 | PPL/WHT | 1668 | HO2S High Signal Bank 1 Sensor 2 |
| 14 | TAN/WHT | 1669 | HO2S Low Signal Bank 1 Sensor 2 |
| 15 | TAN | 1667 | HO2S Low Signal Bank 2 Sensor 1 |
| 16 | PPL | 1666 | HO2S High Signal Bank 2 Sensor 1 |
| 17 | LT GRN/WHT | 1749 | IAC Coil B High Control |
| 18 | LT GRN/BLK | 444 | IAC Coil B Low Control |
| 19 | WHT | 423 | IC Timing Control |
| 20 | ORN | 406 | IC Timing Control B |
| 21-25 | - | - | Not Used |
| 26 | BRN/WHT | 633 | CMP Sensor Signal |
| 27 | YEL | 573 | CKP Sensor 1 Signal |
| 28 | PPL | 574 | Low Reference |
| 29 | LT GRN | 432 | MAP Sensor Signal |
| 30 | - | - | Not Used |
| 31 | DK BLU | 417 | TP Sensor Signal |
| 32-33 | - | - | Not Used |
| 34 | WHT | 776 | Transmission Range Switch Signal P - Automatic Transmission Only |
| 35 | GRY | 773 | Transmission Range Switch Signal C - Automatic Transmission Only |
| 36 | YEL | 772 | Transmission Range Switch Signal B - Automatic Transmission Only |
| 37 | BLK/WHT | 771 | Transmission Range Switch Signal A - Automatic Transmission Only |
| 38 | - | - | Not Used |
| 39 | BLK/WHT | 2761 | Low Reference |
| 40 | WHT/BLK | 2762 | Low Reference |
| 41 | DK BLU/WHT | 1231 | AT ISS Low Signal |
| 42 | PPL | 401 | Signal Low - Front |
| 43 | - | - | Not Used |
| 44 | GRY | 1716 | Low Reference |
| 45 | ORN/BLK | 469 | Low Reference |
| 46 | - | - | Not Used |
| 47 | BLK | 2752 | Low Reference |
| 48 | - | - | Not Used |
| 49 | GRY | 23 | Generator Field Duty Cycle Signal |
| 50 | RED | 225 | Generator Turn On Signal |
| 51 | BLK | 1744 | Fuel Injector 1 Control |
| 52 | LT GRN/BLK | 1745 | Fuel Injector 2 Control |
| 53 | LT BLU/BLK | 396 | Cruise Control Engaged Signal |
| 54 | TAN/BLK | 231 | Oil Pressure Switch Signal |
| 55 | PNK | 1224 | Transmission Fluid Pressure Switch Signal A - Automatic Transmission Only |
| 56 | DK BLU | 1225 | Transmission Fluid Pressure Switch Signal B - Automatic Transmission Only |
| 57 | RED | 1226 | Transmission Fluid Pressure Switch Signal C - Automatic Transmission Only |
| 58 | YEL | 657 | TCC Release Switch Signal - Automatic Transmission Only |
| 59 | YEL | 410 | ECT Sensor Signal |
| 60 | YEL/BLK | 1227 | TFT Sensor Signal - Automatic Transmission Only |
| 61 | RED/BLK | 1230 | AT ISS High Signal - Automatic Transmission Only |
| 62 | YEL | 400 | Signal - High Front |
| 63 | - | - | Not Used |
| 64 | DK BLU | 496 | Knock Sensor Signal |
| 65 | BRN | 2704 | 5-Volt Reference - Automatic Transmission |
| GRY | 2704 | 5-Volt Reference - Manual Transmission | |
| 66 | - | - | Not Used |
| 67 | GRY/BLK | 2701 | 5-Volt Reference |
| 68 | - | - | Not Used |
| 69 | DK GRN | 676 | HO2S Heater High Control Bank 1 Sensor 1 |
| 70 | BLK/WHT | 1423 | HO2S Heater Low Control Bank 1 Sensor 2 |
| 71 | LT BLU/BLK | 844 | Fuel Injector 4 Control |
| 72 | PNK/BLK | 1746 | Fuel Injector 3 Control |
| 73 | BLK/WHT | 451 | Ground |