VOLVO
PHM-U300055 - Control Module. System Programming Failures. Not configured
System
Phone Module (PHM)
Volvo models this fault code applies to
Applies to the following models:
3 modelsS80 (2007–), V70 (2008–), XC70 (2008–)
Show models by year and engine (3)
What does this fault code mean?
The phone module (PHM) has detected that it is not configured for the car, because the signal configuration in the module is incorrect. This often happens when the module is not intended for this specific car, for example a used module with different software or hardware. Volvo On Call then does not work fully.
Possible causes
- Internal fault in the phone module (PHM)
- The module is not intended for this car, for example a used module with different software or hardware
What you can do
- 1Check the fuses for the phone and connectivity system
- 2Check that the phone module is intended for this exact model and year
- 3Read the codes and check the module configuration with diagnostic equipment
- 4Replace the module if it does not suit the car; a new module must be programmed by a workshop
Symptoms you may notice1
- Volvo On Call is missing or only partly working
General guidance for car owners. Diagnosis on the car can point to a different cause.