Diagnostic Trouble Code (DTC) Information PHM-0015

Condition 

The Phone module (PHM) checks the integrated GSM/GPRS unit.

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 when:

• The Phone module (PHM) cannot communicate with the integrated GSM/GPRS unit.

Fig 1: Identifying Phone Module (PHM)

Courtesy of VOLVO CARS CORPORATION

Substitute Value 

• None.

Possible Source 

• Internal fault in the phone module (PHM).

Fault symptom[s] 

• Volvo On Call/Other Volvo On Call problems
• Volvo On Call/Does not work
• Cellular phone/Other cellular phone problems
• Cellular phone/Does not work
• Cellular phone/Other party cannot be heard/Unsure when/at all times
• Cellular phone/Other party cannot hear/Unsure when/at all times
• Text window and warning symbol/Text message