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, Data Bus On Board Diagnostic Interface, Control Module For Emergency Call Module And Communication Unit
A16
Telematics Emergency Battery
J393
Comfort System Central Control Module
J533
Data Bus on Board Diagnostic Interface
J949
Control Module for Emergency Call Module and Communication Unit
SR1
Relay and Fuse Panel 1
ST2
Fuse Panel 2
SB9
Fuse 9 (On Fuse Panel B)
T20i
20-Pin Connector, Black
T32c
32-Pin Connector, Naturally Cloudy
T54e
54-Pin Connector, Gray
381
Ground Connection 16 (in Main Wiring Harness)
382
Ground Connection 17 (in Main Wiring Harness)
893
Ground Connection 2 on Left B-Pillar
B281
Positive Connection 5 (15a) (in Main Wiring Harness)
*
Refer to Applicable Wiring Diagram for Fuse Positions
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.