Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information RDAR-0009

Condition
The remote digital audio receiver module (RDAR) checks the supply voltage relative to the voltage in the central electronic module (CEM).
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Feed voltage is 2 V lower than the voltage in Central electronic module (CEM).
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position I and II.





Substitute value
- None.

Possible source
- Contact resistance.
- Damaged supply voltage cable.

Fault symptom[s]
- Digital Radio; No Functionality