CEM-1A42

Condition
Diagnostic trouble code (DTC) CEM-1A42 is stored if central electronic module (CEM) registers that the real time clock (RTC) is giving an incorrect value.

Condition
None.

Possible source
- Internal fault in the central electronic module (CEM).

Condition
- The parking heater does not operate.
- The clock in the information module is not working.