Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) PHM-0012 is stored if the keypad unit/car-phone module registers that there is a short-circuit to ground in the signal to the hands-free speaker.

Possible source
- Short-circuit to ground in the hands-free loudspeaker signal to the keypad unit/car-phone module.

Fault symptom[s]
- Hands-free function does not function.
- Message on combined instrument panel that hands-free position is not functioning.