Replacing keypad unit
The fault has probably occurred as a result of an internal fault in the carphone module. This type of fault means that the carphone module must be replaced.
CAUTION:
A new carphone module is delivered without software. The carphone module must be programmed in order to operate after replacement.
Other information:
- To program and access or replace the carphone module, see Telephone module/-control module (PHM), changing .
Continue when the fault has been remedied.
- Continue
Refer to Verification