K20 Engine Control Module X2 Connector End View (LLT)
Courtesy of GENERAL MOTORS CORP. K20 Engine Control Module X2 (LLT)
| Pin |
Wire |
Circuit |
Function |
| 1 |
2 BK/WH |
451 |
Ground |
| 2 |
2 BK/WH |
451 |
Ground |
| 3 |
1 PK/BK |
5290 |
Ignition Voltage |
| 4 |
2 BK/WH |
451 |
Ground |
| 5 |
1 PK/BK |
5290 |
Ignition Voltage |
| 6 |
1 PK/BK |
5290 |
Ignition Voltage |
| 7 |
0.8 GY/WH |
3122 |
HO2S Heater Low Control Bank 1 Sensor 2 |
| 8 |
- |
- |
Not Used |
| 9 |
0.5 BN/WH |
6281 |
Low Reference |
| 10 |
0.5 D-GN/WH |
465 |
Fuel Pump Relay Control |
| 11 |
0.5 TN |
5514 |
Low Reference |
| 12 |
- |
- |
Not Used |
| 13 |
0.5 YE |
492 |
MAF Sensor Signal |
| 14 |
0.5 GY |
2709 |
5-Volt Reference 1 |
| 15 |
0.5 D-BU |
1161 |
APP Sensor 1 Signal |
| 16 |
- |
- |
Not Used |
| 17 |
0.5 OG/BK |
1786 |
Park/Neutral Signal (MYB) |
| 18 |
0.35 L-GN |
5007 |
Backup Lamp Switch Signal (MV5) |
| 19 |
0.5 WH |
1310 |
EVAP Canister Vent Solenoid Control |
| 20 |
0.8 OG/WH |
3223 |
HO2S Heater Low Control Bank 2 Sensor 2 |
| 21 |
0.5 BN/WH |
419 |
MIL Control |
| 22 |
0.5 TN |
2760 |
Low Reference |
| 23 |
0.5 TN/WH |
3121 |
HO2S Low Signal Bank 1 Sensor 2 |
| 24 |
0.5 TN |
3221 |
HO2S Low Signal Bank 2 Sensor 2 |
| 25 |
0.5 L-BU |
1162 |
APP Sensor 2 Signal |
| 26 |
0.5 L-BU |
1937 |
Fuel Level Sensor Signal - Secondary |
| 27 |
0.5 D-GN |
890 |
Fuel Tank Pressure Sensor Signal |
| 28-33 |
- |
- |
Not Used |
| 34 |
0.5 BN |
1271 |
Low Reference |
| 35 |
0.5 GY |
598 |
5-Volt Reference 1 |
| 36 |
0.5 D-BU |
1936 |
Fuel Level Sensor Signal |
| 37 |
0.5 YE |
6111 |
Clutch Pedal Position Sensor Signal (MV5) |
| 38 |
0.5 PU |
3120 |
HO2S High Signal Bank 1 Sensor 2 |
| 39 |
0.5 OG/BK |
380 |
A/C Refrigerant Pressure Sensor Signal |
| 40 |
- |
- |
Not Used |
| 41 |
0.35 D-BU |
5985 |
Serial Data Wake - Up Signal |
| 42 |
0.5 TN/BK |
2500 |
High Speed GMLAN Serial Data Bus + |
| 43 |
0.5 GY/BK |
6355 |
VSS Signal High (MV5) |
| 44 |
0.5 D-GN/WH |
459 |
A/C Compressor Clutch Relay Control |
| 45 |
0.5 D-BU |
473 |
High Speed Cooling Fan Relay Control |
| 46 |
0.5 D-GN |
335 |
Low Speed Cooling Fan Relay Control |
| 47 |
0.5 PU |
1272 |
Low Reference |
| 48 |
0.5 TN |
1274 |
5-Volt Reference 3 |
| 49 |
0.5 WH/BK |
1164 |
5-Volt Reference 2 |
| 50 |
0.5 L-BU |
6289 |
Intake Air Temperature Sensor Signal |
| 51 |
0.5 PU |
3220 |
HO2S High Signal Bank 2 Sensor 2 |
| 52 |
0.5 L-BU/WH |
6311 |
Brake Pedal Switch Signal |
| 53 |
- |
- |
Not Used |
| 54 |
0.5 PK |
439 |
Ignition Voltage |
| 55 |
0.5 TN |
2501 |
High Speed GMLAN Serial Data Bus - |
| 56 |
0.8 RD/WH |
440 |
Battery Positive Voltage |
| 57 |
0.5 PU/WH |
6386 |
Starter Relay Control |
| 58 |
0.5 YE |
5991 |
Powertrain Relay Control |
Connector Part Information
- Harness Type: Engine
- OEM Connector: 15462694
- Service Connector: 88988935
- Description: 58-Way F Mixed Sealed (BK)
|
Terminal Part Information
- Pins: 1, 2, 4
- Terminated Lead: 13575442
- Release Tool: J-38125-561
- Diagnostic Test Probe: J-35616-35 (VT)
- Terminal/Tray: 1928498059/24
- Core/Insulation Crimp: 2/5
- Pins: 3, 5, 6
- Terminated Lead: 13575411
- Release Tool: J-38125-561
- Diagnostic Test Probe: J-35616-35 (VT)
- Terminal/Tray: 1928498058/8
- Core/Insulation Crimp: E/1
- Pins: 9-11, 13-15, 17, 19-27, 34-39, 42-52, 54-58
- Terminated Lead: 13575545
- Release Tool: J-38125-213
- Diagnostic Test Probe: J-35616-16 (L-GN)
- Terminal/Tray: 1928498135/19
- Core/Insulation Crimp: J/J
- Pins: 18, 41
- Terminated Lead: 13575552
- Release Tool: J-38125-213
- Diagnostic Test Probe: J-35616-16 (L-GN)
- Terminal/Tray: 1928498135/19
- Core/Insulation Crimp: P/P
|