K26 Headlamp Control Module
WARNING: This page is about a different car, the 2015 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
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Connector Part Information
- Harness Type: Forward Lamp
- OEM Connector: 31381-1000
- Service Connector: 19178089
- Description: 38-Way F 0.64, 280 GT Series, Sealed (BK)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
Service Terminal |
Tray |
Core Crimp |
Insulation Crimp |
| I |
13576356 |
J-35616-4A (PU) |
J-38125-553 |
Not Available |
Not Available |
Not Available |
Not Available |
| II |
13578924 |
J-35616-64B (LT BU) |
J-38125-215A |
Not Available |
Not Available |
Not Available |
Not Available |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
RD/WH |
2140 |
Battery Positive Voltage |
I |
T4F or TR7 |
| 2 |
0.35 |
OG/BK |
5177 |
Left Headlamp Leveling Motor (2) |
II |
TR7 |
| 3 |
0.35 |
YE/BK |
5176 |
Left Headlamp Leveling Motor (1) |
II |
TR7 |
| 4 |
0.35 |
VT/WH |
5178 |
Left Headlamp Leveling Motor (3) |
II |
TR7 |
| 5 |
0.35 |
BK |
5752 |
Left Headlamp Leveling Motor Return |
II |
T4F or TR7 |
| 6 |
- |
- |
- |
Not Occupied |
- |
- |
| 7 |
0.5 |
TN |
2501 |
High Speed GMLAN Serial Data (-) (1) |
II |
LSA |
| 8 |
0.5 |
TN/BK |
2500 |
High Speed GMLAN Serial Data (+) (1) |
II |
LSA |
| 9 |
- |
- |
- |
Not Occupied |
- |
- |
| 10 |
0.35 |
BN/WH |
5180 |
Right Headlamp Leveling Motor (1) |
II |
TR7 |
| 11 |
0.35 |
OG/WH |
5182 |
Right Headlamp Leveling Motor (3) |
II |
TR7 |
| 12 |
0.35 |
GY/BK |
5183 |
Right Headlamp Leveling Motor (4) |
II |
TR7 |
| 13 |
- |
- |
- |
Not Occupied |
- |
- |
| 14 |
0.35 |
GY |
5179 |
Left Headlamp Leveling Motor (4) |
II |
TR7 |
| 15 |
0.35 |
D-GN |
7131 |
LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #3 |
II |
T4F |
| 16 |
0.35 |
BN |
7129 |
LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #1 |
II |
T4F |
| 17-18 |
- |
- |
- |
Not Occupied |
- |
- |
| 19 |
0.5 |
TN |
2501 |
High Speed GMLAN Serial Data (-) (1) |
II |
LSA |
| 20 |
0.5 |
TN/BK |
2500 |
High Speed GMLAN Serial Data (+) (1) |
II |
LSA |
| 21 |
- |
- |
- |
Not Occupied |
- |
- |
| 22 |
0.35 |
OG |
7133 |
RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #1 |
II |
T4F |
| 23 |
0.35 |
TN |
7135 |
RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #3 |
II |
T4F |
| 24 |
0.35 |
PK/BK |
5181 |
Right Headlamp Leveling Motor (2) |
II |
TR7 |
| 25 |
0.5 |
BK |
250 |
Ground |
I |
T4F or TR7 |
| 26 |
0.35 |
L-BU |
7130 |
LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #2 |
II |
T4F |
| 27 |
0.35 |
GY |
7132 |
LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #4 |
II |
T4F |
| 28-33 |
- |
- |
- |
Not Occupied |
- |
- |
| 34 |
0.35 |
L-BU |
5986 |
Serial Data Communication Enable |
II |
T4F or TR7 |
| 35 |
0.35 |
L-GN/BK |
5753 |
Right Headlamp Leveling Motor Return |
II |
T4F or TR7 |
| 36 |
0.35 |
PK |
7134 |
RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #2 |
II |
T4F |
| 37 |
0.35 |
YE |
7136 |
RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #4 |
II |
T4F |
| 38 |
- |
- |
- |
Not Occupied |
- |
- |