Transmission Control Module (TCM) A Connector (MLQ)
Courtesy of GENERAL MOTORS CORP. Transmission Control Module (TCM) A Connector Terminal Identification (MLQ)
| Pin |
Wire |
Circuit |
Function |
| 1 |
0.5 BK/WH |
51 |
Ground |
| 2 |
0.5 YE/BK |
1227 |
Low Reference |
| 3 |
- |
- |
Not Used |
| 4 |
0.5 RD |
1226 |
Pressure Control Solenoid Control |
| 5 |
0.5 D-BU |
1225 |
Torque Converter Clutch Solenoid Control |
| 6 |
0.5 PK |
839 |
Ignition 1 Voltage |
| 7 |
0.5 YE |
710 |
CAN Serial Data Low |
| 8-10 |
- |
- |
Not Used |
| 11 |
0.5 PU |
898 |
Transmission Fluid Temperature Sensor Signal |
| 12 |
0.5 OG/BK |
586 |
Transmission Fluid Temperature Sensor Signal - Low Reference |
| 13 |
- |
- |
Not Used |
| 14 |
0.5 PK |
1224 |
Timing Valve Control |
| 15 |
0.5 YE/BK |
1223 |
Shift Solenoid 2 Valve Control |
| 16 |
0.5 L-GN |
1222 |
Shift Solenoid 1 Valve Control |
| 17 |
0.5 PU |
1807 |
CAN Serial Data High |
| 18-22 |
- |
- |
Not Used |
| 23 |
0.5 BK/WH |
51 |
Ground |
| 24 |
0.5 OG |
440 |
Battery Positive Voltage |
Connector Part Information
- OEM: AMP 1318756-1 A
- Description: 24-Way F 025/090 SER 24POS Plug Assembly (WH)
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