Diagnostic Trouble Code (DTC) Information PHM-0215

Condition 

The Phone module (PHM) checks the voltage of the spare loudspeaker.

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

• The voltage is too high.

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

• Ignition position 0, I and II.
• Battery voltage between 9 - 16 V.

Fig 1: Identifying Spare Loudspeaker

Courtesy of VOLVO CARS OF NORTH AMERICA.

Substitute Value 

• None.

Possible Source 

• The spare loudspeaker has a short-circuit to voltage or an open circuit.

Fault symptom[s] 

• Cellular phone/Other cellular phone problems
• Volvo On Call/Other Volvo On Call problems
• Text window and warning symbol/Text message