[14] ENGINE COOLING - - TROUBLESHOOTING - INSPECTION PROCEDURE FOR TROUBLE SYMPTOMS - Inspection Procedure 3: Radiator Fan does not OperatePRINT PAGE / INDEX / PRIOR / NEXT
Inspection Procedure 3: Radiator Fan does not Operate
TECHNICAL DESCRIPTION
The cause could be a malfunction of the radiator fan motor or an open circuit between the fan controller and the cooling fan motor.
TROUBLESHOOTING HINTS
Malfunction of cooling fan motor
DIAGNOSIS PROCEDURE
STEP 1. Check the cooling fan motor.
Refer to .
Q: Is the cooling fan motor in good condition?
YES:  Go to Step 2.
NO:  Replace the cooling fan motor.
STEP 2. Check the fan controller
Refer to .
Q: Is the fan controller in good condition?
YES:  Go to Step 3.
NO:  Replace the fan controller.
STEP 3. Verify that the condition described by the customer exists.
Q: Does a malfunction take place again?
YES:  An intermittent malfunction is suspected (Refer to GROUP 00, How to cope with intermittent malfunctions ).
NO:  Return to Step 1.
[14] ENGINE COOLING - - TROUBLESHOOTING - INSPECTION PROCEDURE FOR TROUBLE SYMPTOMS - Inspection Procedure 3: Radiator Fan does not OperatePRINT PAGE / INDEX / PRIOR / NEXT
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