Engine Control Module (ECM) X1 (LE8/LE9) Connector End View
WARNING: This page is about a different car, the 2011 Chevrolet HHR. However, it is still accessible from the selected car via links, so may be relevant.
Engine Control Module (ECM) X1 (LE8/LE9)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.35 D-BU | 1161 | APP Sensor 1 Signal |
| 2 | - | - | Not Used |
| 3 | 0.35 BN | 4 | Accessory Voltage |
| 4 | - | - | Not Used |
| 5 | 0.35 D-GN | 335 | Low Speed Cooling Fan Relay Control |
| 6 | 0.35 L-GN/WH | 465 | Fuel Pump Relay Control (-Primary) |
| 7-10 | - | - | Not Used |
| 11 | 0.35 OG/D-GN | 7360 | Manual Transmission Clutch Position Sensor Return |
| 12 | - | - | Not Used |
| 13 | 0.35 YE | 5991 | Powertrain Relay Control |
| 14-17 | - | - | Not Used |
| 18 | 0.35 L-BU | 1162 | APP Sensor 2 Signal |
| 19 | 0.5 PK/BK | 1039 | Ignition 1 Voltage |
| 20 | 0.5 RD/WH | 840 | Battery Positive Voltage |
| 21 | 0.35 PU | 1272 | Low Reference |
| 22-23 | - | - | Not Used |
| 24 | 0.35 TN | 2759 | Low Reference |
| 25 | 0.35 OG/BK | 380 | A/C Refrigerant Pressure Sensor Signal |
| 26 | - | - | Not Used |
| 27 | 0.35 BN/WH | 419 | MIL Control |
| 28-29 | - | - | Not Used |
| 30 | 0.35 D-GN/WH | 459 | A/C Compressor Clutch Relay Control |
| 31 | - | - | Not Used |
| 32 | 0.35 PU/WH | 6386 | Starter Enable Relay Control |
| 33 | - | - | Not Used |
| 34 | 0.35 PU/WH | 6356 | VSS Signal Low |
| 35-36 | - | - | Not Used |
| 37 | 0.35 YE | 492 | Mass Air Flow Sensor Signal |
| 38 | - | - | Not Used |
| 39 | 0.35 PU | 1589 | Fuel Level Sensor Signal (+Primary) |
| 40 | - | - | Not Used |
| 41 | 0.35 BN | 1271 | Low Reference |
| 42 | 0.35 D-GN | 890 | Fuel Tank Pressure Sensor Signal |
| 43 | 0.35 TN/BK | 2500 | High Speed GMLAN Serial Data (+) |
| 44 | 0.35 TN | 2501 | High Speed GMLAN Serial Data (-) |
| 45 | 0.35 D-BU/WH | 7361 | Manual Transmission Clutch Position Sensor Supply |
| 46 | - | - | Not Used |
| 47 | 0.35 WH/BK | 1164 | 5-Volt Reference -1 to APP Sensor |
| 48-53 | - | - | Not Used |
| 54 | 0.35 BN/WH | 6354 | VSS Signal High |
| 55 | 0.5 L-BU | 20 | Stop Lamp Supply Voltage |
| 56 | - | - | Not Used |
| 57 | 0.35 D-GN | 6307 | Clutch Start Neutral Start Signal |
| 58 | 0.35 L-BU | 6289 | Intake Air Temperature Sensor Signal |
| 59-60 | - | - | Not Used |
| 61 | 0.35 L-GN | 6338 | Manual Transmission Clutch Position Sensor Signal Position |
| 62-65 | - | - | Not Used |
| 66 | 0.35 GY | 2709 | 5-Volt Reference -1 to FTP Sensor |
| 67 | 0.35 TN | 1274 | 5-Volt Reference -1 to APP Sensor |
| 68-69 | - | - | Not Used |
| 70 | 0.5 WH | 1310 | EVAP Canister Vent Solenoid Control |
| 71-72 | - | - | Not Used |
| 73 | 0.8 PK/BK | 5290 | Ignition 1 Voltage |
Connector Part Information
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Terminal Part Information
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