Diagnostic Trouble Code (DTC) Information PHM-0070

Condition 

The phone module (PHM) has an internal parameter file that tells the control module how it is configured. The software in the Phone module (PHM) checks that the internal parameter file is correct.

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

• Start-up of the control module.

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

• The parameter file is of the wrong format.

Fig 1: Identifying Phone Module (PHM)

Courtesy of VOLVO CARS OF NORTH AMERICA.

Substitute Value 

• None

Possible Source 

• Incorrect internal parameter file.

Fault symptom[s] 

• Cellular phone/Does not work
• Cellular phone/Other cellular phone problems