Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Rear A/C Display Control Head, Vehicle Electrical System Control Module
E265
Rear A/C Display Control Head
J519
Vehicle Electrical System Control Module
SE
Fuse Panel E
SE1
Fuse 1 on Fuse Panel E
T3bi
3-Pin Connector, Black
T8f
8-Pin Connector, Black
T10q
10-Pin Connector, White
T73a
73-Pin Connector, Black, Naturally Cloudy
TSHL
Left Rear Seat Coupling Station
376
Ground Connection 11 (in Main Wiring Harness)
391
Ground Connection 26 (in Main Wiring Harness)
730
Ground Connection 1 on Right Rear Wheel Housing
741
Ground Connection Under Left Front Seat
B431
Seat Heating Connection (in Main Wiring Harness)
B445
OBD Connection 2 (in Main Wiring Harness)
B647
Heated Seat Connection 4 (in Main Wiring Harness)
*
Refer to Applicable Wiring Diagram for Fuse Positions
*2
Refer to the Applicable Wiring Diagram for Rear Heated Seats
*3
Omitted as a Running Change
*4
For Vehicles with Heated Rear Seats
*5
Running Change
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.