Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code information

Condition
If the control unit registers a faulty control signal from the general courtesy lighting, the diagnostic trouble code is displayed.

Note! The DTC is stored if connector A to control unit roof lamp does not make contact correctly. DTC UEM-0035 and UEM-0037 are usually then also stored.

Substitute value
- The lamp goes off.

Possible source
- Open circuit in signal wire for the general courtesy lighting.
- Short circuit to voltage supply on signal wire for general lighting.

Fault symptom[s]
- Passenger compartment lighting/Does not work