Diagnostic Trouble Code (DTC) Information RDAR-0004

Condition 

The remote digital audio receiver module (RDAR) checks the signal from the satellite antenna.

The diagnostic trouble code (DTC) is stored if the control module detects that:

• High antenna signal.

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

• Ignition switch position I and II.

Fig 1: Identifying Remote Digital Audio Receiver Module (RDAR)

Courtesy of VOLVO CARS OF NORTH AMERICA.

Substitute Value 

• None.

Possible Source 

• Antenna circuit is short circuited to supply voltage.

Fault symptom[s] 

• Digital Radio; No Functionality