Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-7A0B

Condition




The central electronic module (CEM) checks the signal from the back button.
The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers that the back button has been active for more than 1 minute.
The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.

Substitute value
- None.

Possible source
- The back button has jammed in the pressed in position
- Damaged back button.

Fault symptom[s]
- The RTI buttons on the steering wheel do not function
- The navigation buttons on the steering wheel do not function.