Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-1A04

Condition




The central electronic module (CEM) monitors the cable for X-supply from the ignition switch.
The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers an open-circuit or a short-circuit to ground in the X-supply.
The diagnostic trouble code (DTC) can be diagnosed at ignition switch position II.

Substitute value
- None.

Possible source
- Contact resistance in the terminals
- Open-circuit or short-circuit to ground in the X-supply
- Damaged ignition switch.

Fault symptom[s]
- The blower fan does not operate
- The radio is not working
- The starter motor does not turn.