Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information PHM-B117904

Condition

The diagnostic trouble code (DTC) is stored if the control module detects that:
- The control signal has incorrect value.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position I and II. Phone module (PHM) without Volvo ON Call.
- Ignition position 0, I and II. Phone Module (PHM) with Volvo On Call.

Note! The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.





Substitute value
- None.

Possible source
- Internal fault in the phone module (PHM).

Fault symptom[s]
- Missing or reduced functionality for Volvo On Call
- Missing or reduced functionality in the phone
- Message in information display