Diagnostic trouble code (DTC) information
Condition
Diagnostic trouble code (DTC) PHM-0007 is stored if the keypad unit / carphone module registers an open-circuit in the MBUS signal.
Possible Source
- Open-circuit in the MBUS wiring between the carphone box and the keypad unit / carphone module
- Fault in the connector for the carphone box or for the keypad unit / carphone module.
Fault symptom[s]
- The carphone does not function
- Combined instrument panel message that the carphone is not functioning.