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-, Sunroof And Sunshade Basic Setting
The following function moves the sunroof and sunshade into the basic setting.
Adaptations listed above are dependent on vehicle equipment level and market version.
-- Connect the Vehicle Diagnostic Tester. Refer to VEHICLE DIAGNOSTIC TESTER .
-- In the Vehicle Diagnostic Tester, select "guided fault finding".
-- Using the "Go to" button, select the "function/component selection" and the following menu options in sequence:
- Body
- Body Repair Procedures
- 01 - OBD-capable systems
- 46 - Comfort System Central Control Module -J393-
- 46 - Comfort system central control module functions
- 46 - Basic setting sunroof/roof shade
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.