Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code information
Condition
If the control unit indicates that voltage falls below 10.5 V, diagnostic trouble code CEM-5F4C will be stored.
Substitute value
- None.
Possible source
- Weak battery.
- Damaged generator (GEN).
- Contact resistance in the control unit connectors.
Fault symptom[s]
- Poor interior heating.