T12 Automatic Transmission X2
WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type:Automatic Transmisson Case Wiring Harness
- 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 |
| I |
Not required |
J-35616-12 (BU) |
No Tool Required |
| II |
Not required |
J-35616-16 (L-GN) |
No Tool Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
YE/GY |
6319 |
Electronic Transmission Range Select Out of Park Switch 2 Signal |
II |
- |
| 2 |
0.5 |
YE |
6317 |
Electronic Transmission Range Select Out of Park Switch Signal |
II |
- |
| 3 |
0.5 |
YE/OG |
6358 |
Output Speed Signal |
I |
- |
| 4 |
0.5 |
WH/BU |
4510 |
Transmission Intermediate Speed Signal |
I |
- |
| 5 |
0.5 |
VT/GN |
4174 |
Transmission Speed Input High 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 |
7553 |
Park Lock Solenoid Actuator Control |
I |
- |
| 9 |
0.5 |
BN |
6387 |
Transmission High Side Driver 1 Control |
I |
- |
| 10 |
1.5 |
GN/VT |
8640 |
Battery Positive Voltage |
I |
- |
| 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 |
- |