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.
Comfort System Central Control Module
J393
Comfort System Central Control Module
SH
Fuse Panel H
SH9
Fuse 9 on Fuse Panel H
SM
Fuse Panel M
SM11
Fuse 11 on Fuse Panel M
SH11
Fuse 11 on Fuse Panel H
SM14
Fuse 14 on Fuse Panel M
T17s
17-Pin Connector, Black
T17t
17-Pin Connector, Brown
372
Ground Connection 7 (in Main Wiring Harness)
729
Ground Connection on Left Rear Wheel Housing
B306
Positive Connection 10 (30) (in Main Wiring Harness)
*
Refer to Applicable Wiring Diagram for Fuse Positions
*2
Omitted as a Running Change
*3
For LHD Vehicles
*4
For RHD Vehicles
*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.
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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.