VOLVO
RDAR-U300055 - Control Module. System Internal Failures. Not configured
System
Unknown System / Manufacturer Specific
Volvo models this fault code applies to
Applies to the following models:
5 modelsS60 (2011–), S80 (2007–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Show models by year and engine (5)
What does this fault code mean?
The digital radio receiver (RDAR) has been programmed with the wrong software, or the information about how the car is configured is missing from it. The code is stored when the control module detects this, and the digital radio then does not work. The receiver needs new software that matches this car.
Possible causes
- Wrong software is loaded in the digital radio receiver (RDAR)
What you can do
- 1Read and note the fault code, clear it and test drive the car to see whether it returns
- 2If the digital radio receiver was recently replaced, have a workshop check that it has software intended for this specific car
- 3Have a workshop download new software into the receiver so that it matches the car's configuration
Symptoms you may notice1
- The digital radio does not work
General guidance for car owners. Diagnosis on the car can point to a different cause.