Roof hatch
â–¶ How to fix
Check the roof hatch using SDP3. For further information, go to the Check tab and search for Fault code information.Check the wiring and the connector.Check whether the roof hatch can be operated via the switches on the rear wall.Check the roof hatch.If necessary, renew the roof hatch control unit.Clear the fault codes in the ACC control unit.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The output signal from the roof hatch is short circuited to positive supply.
Possible cause
Fault in the wiring or connector to the roof hatch.