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.
Engine Controls Connector End Views (Hatchback)
2008 Chevrolet Aveo LT, AutomaticSECTION Engine Controls Connector End Views (Hatchback)
Accelerator Pedal Position (APP) Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | D-BU | 1161 | Accelerator Pedal Position Signal 1 |
| 2 | D-GN/WH | 718 | Low Reference |
| 3 | WH | 1162 | Accelerator Pedal Position Signal 2 |
| 4 | L-BU | 645 | Low Reference |
| 5 | GY | 474 | 5-Volt Reference |
| 6 | GY/BK | 596 | 5-Volt Reference |
Camshaft Position (CMP) Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK | 1733 | Ignition 1 Voltage |
| 2 | BK/WH | 51 | Ground |
| 3 | L-BU/BK | 1748 | Camshaft Position (CMP) Sensor Signal |
Crankshaft Position Sensor (CKP)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | D-BU/WH | 1869 | Crankshaft Position (CKP) Sensor Signal |
| 2 | YE/BK | 1868 | Low Reference |
| 3 | BK/WH | 51 | Ground |
Throttle Actuator Control (TAC)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PU | 427 | 5-Volt Reference |
| 2 | BN/BK | 486 | Throttle Position Sensor Signal 2 |
| 3 | WH | 425 | Throttle Position Sensor Signal 1 |
| 4 | L-BU | 426 | Low Reference |
| 5 | L-BU | 581 | ETC (- ) |
| 6-7 | - | - | Not Used |
| 8 | BU/BK | 582 | ETC (+) |
Engine Coolant Temperature (ECT) Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | L-GN | 410 | Engine Coolant Temperature (ECT) Sensor Signal |
| B | WH | 808 | Low Reference |
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | WH | 452 | EVAP Canister Purge Valve Solenoid Control |
| B | PK/D-BU | 1733 | Ignition 1 Voltage |
Evaporative Emissions (EVAP) Canister Vent Solenoid
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | YE | 1578 | EVAP Canister Vent Solenoid Control |
| 2 | BN | 1733 | Ignition 1 Voltage |
Exhaust Gas Recirculation (EGR) Valve
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | D-BU | 436 | Exhaust Gas Recirculation (EGR) Valve Control |
| B | WH | 813 | Low Reference |
| C | D-GN | 435 | Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal |
| D | L-BU | 416 | 5-Volt Reference |
| E | PK | 1733 | Ignition 1 Voltage |
Fuel Injector 1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK | 1733 | Ignition 1 Voltage |
| 2 | YE | 1747 | Fuel Injector 1 Control |
Fuel Injector 2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK | 1733 | Ignition 1 Voltage |
| 2 | BN/BK | 1746 | Fuel Injector 2 Control |
Fuel Injector 3
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK | 1733 | Ignition 1 Voltage |
| 2 | BN/WH | 1745 | Fuel Injector 3 Control |
Fuel Injector 4
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK | 1733 | Ignition 1 Voltage |
| 2 | L-GN | 1744 | Fuel Injector 4 Control |
Fuel Pump/Sender
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | GY | 1936 | Fuel Level Sensor Signal |
| 2 | BK | 850 | Ground |
| 3 | BN | 1723 | Fuel Pump Supply Voltage |
| 4 | BK | 850 | Ground |
| 5 | PU | 172 | Low Fuel Indicator Control |
| 6 | L-BU | 1937 | Low Reference |
Fuel Tank Pressure (FTP) Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | GY/D-GN | 1029 | Low Reference |
| B | L-BU | 1030 | Fuel Tank Pressure Sensor Signal |
| C | WH | 1031 | 5-Volt Reference |
Heated Oxygen Sensor (HO2S) 1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | D-BU/BK | 429 | Heated Oxygen Sensor (HO2S) 1 Signal |
| 2 | BN | 50 | Heated Oxygen Sensor (HO2S) 1 Heater Control |
| 3 | WH | 428 | Heated Oxygen Sensor (HO2S) 1 Low Reference |
| 4 | PK/D-BU | 1734 | Main Relay Output |
Heated Oxygen Sensor (HO2S) 2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | L-GN | 413 | Heated Oxygen Sensor (HO2S) 2 Signal |
| 2 | BN | 1671 | Heated Oxygen Sensor (HO2S) 2 Heater Control |
| 3 | D-GN/BK | 1670 | Heated Oxygen Sensor (HO2S) 2 Low Reference |
| 4 | PK/D-BU | 1734 | Main Relay Output |
Ignition Coil (IC) Module
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | OG | 423 | Ignition Coil (IC) Timing Control 2 and 3 |
| B | PK/D-BU | 539 | Ignition 1 Voltage |
| C | WH | 406 | Ignition Coil (IC) Timing Control 1 and 4 |
Intake Air Temperature (IAT) Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | L-BU | 468 | Intake Air Temperature (IAT) Sensor Signal |
| 2 | WH | 808 | Low Reference |
Intake Manifold Tuning (IMT) Solenoid Valve
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK | 1733 | Ignition 1 Voltage |
| 2 | YE | 492 | Intake Manifold Tuning Valve Solenoid Control |
Intake Manifold Tuning (IMT) Valve Position Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | L-BU | 469 | 5-Volt Reference |
| 2 | YE | 45 | Intake Manifold Tuning (IMT) Valve Position Sensor |
| 3 | WH | 433 | Low Reference |
Knock Sensor (KS)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | L-BU | 496 | Knock Sensor (KS) Signal |
| 2 | D-BU/WH | 1876 | Low Reference |
Manifold Absolute Pressure (MAP) Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | WH | 433 | Low Reference |
| B | L-BU | 432 | Manifold Absolute Pressure (MAP) Sensor Signal |
| C | L-BU | 469 | 5-Volt Reference |
Rough Road Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | L-BU | 1937 | Low Reference |
| B | D-GN | 602 | Rough Road Sensor Signal |
| C | WH | 1031 | 5-Volt Reference |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.