Possible Causes

Malfunction is detected when:

• Cooling fan does not operate properly (overheat).
• Cooling fan system does not operate properly (overheat).
• Engine coolant was not added to the system using the proper filling method.

Possible causes are:

• Cooling fan circuit open or shorted.
• Defective cooling fan.
• Defective radiator hose.
• Defective radiator.
• Defective radiator cap.
• Defective water pump.
• Defective thermostat.