Engine Control Module (ECM) X2 (LNF)
Courtesy of GENERAL MOTORS CORP. Engine Control Module (ECM) X2 (LNF)
| Pin |
Wire |
Circuit |
Function |
| 1 |
0.8 BK/WH |
451 |
Ground |
| 2 |
0.8 BK/WH |
451 |
Ground |
| 3 |
0.8 PK/BK |
5290 |
Ignition 1 Voltage |
| 4 |
0.8 BK/WH |
451 |
Ground |
| 5 |
0.8 PK/BK |
5290 |
Ignition 1 Voltage |
| 6 |
0.8 PK/BK |
5290 |
Ignition 1 Voltage |
| 7 |
0.5 GY/WH |
3122 |
Heated Oxygen Sensor Heater Low Control Sensor 2 |
| 8 |
- |
- |
Not Used |
| 9 |
0.35 TN |
2759 |
Low Reference |
| 10 |
0.35 D-GN/WH |
465 |
Fuel Pump Relay Control |
| 11 |
0.35 TN |
5514 |
A/C Refrigerant Pressure Sensor Low Reference (C67) |
| 12 |
- |
- |
Not Used |
| 13 |
0.35 YE |
492 |
MAF Sensor Signal |
| 14 |
0.35 GY |
2709 |
5-Volt Reference 1 |
| 15 |
0.35 D-BU |
1161 |
APP Sensor 1 Signal |
| 16-18 |
- |
- |
Not Used |
| 19 |
0.5 WH |
1310 |
EVAP Canister Vent Solenoid Control |
| 20 |
- |
- |
Not Used |
| 21 |
- |
- |
Not Used |
| 22 |
0.35 TN |
2760 |
Low Reference |
| 23 |
0.5 TN/WH |
3121 |
Heated Oxygen Sensor Low Signal Sensor 2 |
| 24 |
- |
- |
Not Used |
| 25 |
0.35 L-BU |
1162 |
APP Sensor 2 Signal |
| 26 |
- |
- |
Not Used |
| 27 |
0.35 D-GN |
890 |
Fuel Tank Pressure Sensor Signal |
| 28 |
- |
- |
Not Used |
| 29-33 |
- |
- |
Not Used |
| 34 |
0.35 BN |
1271 |
Low Reference |
| 35 |
0.35 GY |
2700 |
5-Volt Reference 3 (C67) |
| 36 |
0.35 PU |
1589 |
Fuel Level Sensor Signal |
| 37 |
0.35 L-GN |
6338 |
Clutch Pedal Position Sensor Signal |
| 38 |
0.5 PU |
3120 |
Heated Oxygen Sensor High Signal Sensor 2 |
| 39 |
0.35 OG/BK |
380 |
A/C Refrigerant Pressure Sensor Signal (C67) |
| 40 |
0.5 PU |
401 |
OSS Low Signal |
| 41 |
0.35 BN |
4 |
Accessory Voltage |
| 42 |
0.5 TN/BK |
2500 |
High Speed GMLAN Serial Data Bus (+) |
| 43 |
- |
- |
Not Used |
| 44 |
0.35 D-GN/WH |
459 |
A/C Compressor Clutch Relay Control (C67) |
| 45 |
0.35 D-BU |
473 |
High Speed Cooling Fan Relay Control |
| 46 |
0.35 D-GN |
335 |
Cooling Fan Relay Control |
| 47 |
0.35 PU |
1272 |
Low Reference |
| 48 |
0.35 TN |
1274 |
5-Volt Reference 3 |
| 49 |
0.35 WH/BK |
1164 |
5-Volt Reference 2 |
| 50 |
0.35 L-BU |
6289 |
Induction Air Temperature Sensor Signal |
| 51 |
- |
- |
Not Used |
| 52 |
0.8 L-BU |
20 |
Stop Lamp Supply Voltage |
| 53 |
0.5 YE |
400 |
OSS High Signal |
| 54 |
0.5 PK |
1039 |
Ignition 1 Voltage |
| 55 |
0.5 TN |
2501 |
High Speed GMLAN Serial Data BUS (-) |
| 56 |
0.5 RD/WH |
840 |
Battery Positive Voltage |
| 57 |
0.35 PU/WH |
6386 |
Starter Relay Coil Control |
| 58 |
0.35 YE |
5991 |
Powertrain Relay Coil Control |
Connector Part Information
- OEM: 1 928 404 916
- Service: See Catalog
- Description: 58-Way (WH)
|
Terminal Part Information
- Terminal/Tray: See Terminal Repair Kit
- Core/Insulation Crimp: Terminal Repair Kit
- Release Tool/Test Probe: Terminal Repair Kit
|