Diagnostic Trouble Code (DTC) Information PHM-4E96

Condition

Fig 1: Identifying Control Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

The Phone module (PHM) checks the internal components in the control module.

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

An internal fault has occurred.

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.
Telephone handset used.

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 control module.

Fault symptom[s]

Cellular phone/Handsfree does not work
Cellular phone/Other party cannot be heard/Privacy handset
Cellular phone/Other party cannot be heard/Unsure when/at all times
Cellular phone/Privacy handset does not work
Cellular phone/Other party cannot hear/Privacy handset
Cellular phone/Other party cannot hear/Unsure when/at all times
Text window and warning symbol/Text message