Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code information
Condition
If the overheat thermostat trips, the control unit will interpret this as a fault and diagnostic trouble code CEM-5F41 will be set.
Substitute value
- None.
Possible source
- Air in the cooling system.
- Cooling system blocked.
- Defective overheat thermostat.
- Defective water temperature sensor.
- Open circuit on fuel pump circuit.
Fault symptom[s]
- Poor interior heating.