Check Engine Oil Cooler

1. Inspect the engine oil cooler hoses to see if they are steel braided or rubber. The hoses can be viewed from under the hood looking down between the cooling fan and power steering pump pulley. Which type of hoses are installed on the cooler assembly? See Figure 1.

a. Rubber - Continue diagnosis with Step 2.

b. Steel Braided - the cooler assembly must be replaced. Go to ENGINE OIL COOLER REPLACEMENT.

2. Raise vehicle on hoist.

3. Remove air flow shield (belly pan) from under front of engine.

4. Clean oil cooler hose if necessary, then check part number on oil cooler hose.

a. Part number FC592-10 - no further action is required. Return the vehicle to the customer.

b. Part number FC571-10 - go to ENGINE OIL COOLER HOSE REPLACEMENT.