Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSPONTIAC2007WAVE LT, 4D HATCHBACK, STANDARD, Y4M/MLMREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALWIRING DIAGRAMSOEM CONNECTOR END VIEWSENGINE CONTROL MODULE CONNECTOR END VIEWS (HATCHBACK)ENGINE CONTROL MODULE (ECM) CONNECTOR END VIEW/PART INFORMATION/TERMINAL IDENTIFICATION E
2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLM
Engine Control Module (ECM) Connector End View/Part Information/Terminal Identification E
2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLMSECTION Engine Control Module (ECM) Connector End View/Part Information/Terminal Identification E
Engine Control Module (ECM) Connector End View/Part Information/Terminal Identification E
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1-2 | - | - | Not Used |
| 3 | OG | 423 | Ignition Coil (IC) Timing Control 2 and 3 |
| 4 | WH | 406 | Ignition Coil (IC) Timing Control 1 and 4 |
| 5-6 | - | - | Not Used |
| 7 | YE | 45 | Intake Manifold Tuning Valve Sensor Signal |
| 8 | YE | 492 | Intake Manifold Tuning Valve Control |
| 9-14 | - | - | Not Used |
| 15 | L-BU | 581 | Electronic Throttle Control (ETC) (-) |
| 16 | L-BU | 581 | Electronic Throttle Control (ETC) (-) |
| 17-18 | - | - | Not Used |
| 19 | OG | 423 | Ignition Coil (IC) Timing Control 2 and 3 |
| 20 | WH | 406 | Ignition Coil (IC) Timing Control 1 and 4 |
| 21 | D-BU/WH | 1876 | Low Reference |
| 22 | L-BU | 496 | Knock Sensor Signal |
| 23-24 | - | - | Not Used |
| 25 | L-GN | 410 | Engine Coolant Temperature (ECT) Sensor Signal |
| 26 | D-BU/BK | 429 | Heated Oxygen Sensor (HO2S) 1 Signal |
| 27 | - | - | Not Used |
| 28 | L-BU | 432 | Manifold Absolute Pressure (MAP) Sensor Signal |
| 29 | BN/BK | 486 | Throttle Position (TP) Sensor 2 Signal |
| 30 | L-BU | 468 | Intake Air Temperature (IAT) Sensor Signal |
| 31 | D-BU/BK | 582 | Electronic Throttle Control (ETC) (+) |
| 32 | D-BU/BK | 582 | Electronic Throttle Control (ETC) (+) |
| 33 | L-BU | 469 | 5-Volt Reference |
| 34 | WH | 428 | Heated Oxygen Sensor (HO2S) 1 Low Reference |
| 35 | WH | 732 | Low Reference |
| 36 | D-BU/WH | 1869 | Crankshaft Position (CKP) Sensor Signal |
| 37 | YE/BK | 1868 | Low Reference |
| 38-40 | - | - | Not Used |
| 41 | WH | 425 | Throttle Position (TP) Sensor 1 Signal |
| 42 | D-GN | 435 | Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal |
| 43-45 | - | - | Not Used |
| 46 | L-BU/BK | 1748 | Camshaft Position (CMP) Sensor Signal |
| 47-48 | - | - | Not Used |
| 49 | BN | 50 | Heated Oxygen Sensor (HO2S) 1 Heater Control |
| 50 | PU | 427 | 5-Volt Reference |
| 51 | WH | 1876 | Low Reference |
| 52 | L-BU | 426 | Low Reference |
| 53 | D-BU | 436 | Exhaust Gas Recirculation (EGR) Solenoid Valve Control |
| 54 | PK | 1733 | Ignition Voltage |
| 55 | L-GN | 1744 | Fuel Injector 4 Control |
| 56 | BN/WH | 1745 | Fuel Injector 3 Control |
| 57-60 | - | - | Not Used |
| 61 | YE | 1578 | Evaporative Emissions (EVAP) Canister Vent Solenoid Control |
| 62 | WH | 452 | Evaporative Emissions (EVAP) Canister Purge Solenoid Control |
| 63 | YE | 1747 | Fuel Injector 1 Control |
| 64 | BN/BK | 1746 | Fuel Injector 2 Control |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.