T12 Automatic Transmission Assembly X2
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type: Transmission Case
- OEM Connector: 2203990-1
- Service Connector: Service by Harness - See Part Catalog
- Description: 13-Way F 1.2 MCON Series (BN)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
Service Terminal |
Tray Name |
Core Crimp |
Insulation Crimp |
| I |
Not Required |
Not Available |
No Tool Required |
Not Required |
Not Required |
Not Required |
Not Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
YE/GY |
3337 |
Transmission Internal Mode Switch Mode Control Y |
I |
- |
| 2 |
0.5 |
YE/ |
3338 |
Transmission Internal Mode Switch Mode Control X |
I |
- |
| 3 |
0.5 |
YE/OG |
6358 |
Output Speed Signal |
I |
- |
| 4 |
0.5 |
WH/BU |
6254 |
Transmission Input Speed Sensor Signal |
I |
- |
| 5 |
0.5 |
VT/GN |
4510 |
Transmission Intermediate Speed Signal |
I |
- |
| 6 |
0.5 |
WH/VT |
6353 |
Input Speed Signal |
I |
- |
| 7 |
0.5 |
BN/YE |
585 |
Transmission Fluid Temperature Sensor Signal |
I |
- |
| 8 |
0.5 |
OG/ |
480 |
Engine Control Vehicle Sensors 5 Volt Reference 1 |
I |
- |
| 9 |
0.5 |
BN |
6387 |
Transmission High Side Driver 1 Control |
I |
- |
| 10 |
- |
- |
- |
Not Occupied |
- |
- |
| 11 |
0.5 |
WH |
6388 |
Transmission High Side Driver 2 Control |
I |
- |
| 12 |
0.5 |
BU |
4171 |
Transmission Input Shaft Speed Sensor Circuit 9V Reference |
I |
- |
| 13 |
0.5 |
GN |
4170 |
Transmission Output Shaft Speed Sensor Circuit 9V Reference |
I |
- |