Engine Control Module (ECM) X1 (L61)
WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.
Engine Control Module (ECM) X1 (L61)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | D-BU | 1161 | APP Sensor 1 Signal |
| 2 | - | - | Not Used |
| 3 | 0.35 BN | 4 | Accessory Voltage |
| 4 | - | - | Not Used |
| 5 | D-GN | 335 | Low Speed Cooling Fan Relay |
| 6 | D-GN/WH | 465 | Fuel Pump Relay Control |
| 7 | - | - | Not Used |
| 8 | 0.35 TN | 5514 | Low Reference |
| 9-12 | - | - | Not Used |
| 13 | 0.35 BN | 5069 | Powertrain Relay Control |
| 14-17 | - | - | Not Used |
| 18 | L-BU | 1162 | APP Sensor 2 Signal |
| 19 | 0.35 PK | 639 | Ignition 1 Voltage |
| 20 | 0.35 RD/WH | 540 | Battery Positive Voltage |
| 21 | 0.35 PU | 1272 | Low Reference |
| 22 | - | - | Not Used |
| 23 | 0.35 TN | 2759 | Low Reference |
| 24 | 0.35 OG/BK | 1057 | 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 | D-GN/WH | 459 | A/C Compressor Clutch Relay Control |
| 31 | - | - | Not Used |
| 32 | 0.35 PU/WH | 6386 | Starter Relay Coil Control |
| 33-36 | - | - | Not Used |
| 37 | 0.35 YE | 492 | MAF Sensor Signal |
| 38 | - | - | Not Used |
| 39 | 0.35 PU | 1589 | Fuel Level Sensor Signal |
| 40 | - | - | Not Used |
| 41 | 0.35 BN | 1271 | Low Reference |
| 42 | D-GN | 890 | Fuel Tank Pressure Sensor Signal |
| 43 | 0.35 TN/BK | 2500 | High Speed GMLAN Serial Bus + |
| 44 | 0.35 TN | 2501 | High Speed GMLAN Serial Bus - |
| 45-46 | - | - | Not Used |
| 47 | 0.35 WH/BK | 1164 | 5-Volt Reference 2 |
| 48 | - | - | Not Used |
| 49 | 0.35 D-BU | 473 | High Speed Cooling Fan Relay Control |
| 50-54 | - | - | Not Used |
| 55 | 0.35 WH | 17 | Stop Lamp Switch Signal |
| 56 | - | - | Not Used |
| 57 | 0.35 OG/BK | 1786 | Park/Neutral Signal |
| 58 | 0.35 TN | 472 | IAT Sensor Signal |
| 59-64 | - | - | Not Used |
| 65 | 0.35 GY | 2700 | 5-Volt Reference 1 |
| 66 | 0.35 GY | 705 | 5-Volt Reference |
| 67 | 0.35 TN | 1274 | 5-Volt Reference 1 |
| 68-69 | - | - | Not Used |
| 70 | 0.35 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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