Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code information

Condition
If the backup battery capacity is not sufficient from a safety point of view, the control unit (PHM) will interpret this as a fault and diagnostic trouble code PHM-0030 is set. The control unit should, theoretically, calculate the capacity.

Possible source
- The backup battery capacity is not sufficient.

Fault symptom[s]
- Text window and warning symbol/Text message
- Volvo On Call/Does not work