Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) CEM-1A03 is stored if the control module registers an open-circuit or a short-circuit to ground in the S-supply.

Substitute value
None

Possible source
- Contact resistance in terminals.
- Open-circuit or short-circuit to ground in S-supply.
- The key is not recognized.
- Defective ignition switch.

Fault symptom[s]
- The starter motor does not turn.