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A Symptoms - Engine Cooling

Symptoms - Engine Cooling

Important: Review the system operation in order to familiarize yourself with the system functions.
Description and Operation


Visual/Physical Inspection
Inspect for aftermarket devices which could affect the operation of the Cooling System.

Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.
Diagnostic Aids



Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:


Engine Coo/ant Temperature Indicator Always On
Engine Coolant Temperature Indicator Always On

Engine Overheating
Engine Overheating

Loss of Coolant
Loss of Coolant

Thermostat Diagnosis
Thermostat Diagnosis

Coolant Heater Inoperative
Coolant Heater Inoperative

Engine Fails To Reach Normal Operating Temperature
Engine Fails to Reach Normal Operating Temperature

Excessive Fan Noise
Excessive Fan Noise

Fan Clutch Diagnosis