For 1990-2009 cars

Note: Review the system operation in order to familiarize yourself with the system functions. Refer to Cooling System 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.

• | Inspect the surge tank reservoir for the proper coolant level.

### Intermittent

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

### Symptom List

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

• | Cooling Fan Always On

• | Cooling Fan Inoperative

• | Engine Overheating

• | Loss of Coolant

• | Thermostat Diagnosis

• | Engine Fails To Reach Normal Operating Temperature