Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-1A09

Condition




The central electronic module (CEM) monitors the cable for 50-supply from the ignition switch.
The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers a short-circuit to supply voltage in the cable for the 50-supply.
The diagnostic trouble code (DTC) can be diagnosed at ignition switch position III (start attempt).

Substitute value
- None.

Possible source
- Short-circuit to supply voltage in the 50-supply cable
- Damaged ignition switch.

Fault symptom[s]
- The starter motor turns but the engine does not start.