Oil Cooler: Service and Repair

OIL COOLER

Removal and Installation












WARNING:
Be careful not to burn yourself, as the engine oil may be hot.

CAUTION:
- When removing oil cooler, prepare a shop cloth to absorb any engine oil leakage or spillage.
- Completely wipe off any engine oil that adheres to the engine and the vehicle.
NOTE:
When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.
Revision: March 20122013 Infiniti JX

REMOVAL

1.Remove the engine under cover. Refer to "Exploded View" Exploded View.
2.Remove the RH wheel and tire. Refer to "Adjustment" Service and Repair.
3.Remove the front fender protector side cover RH. Refer to "FENDER PROTECTOR : Exploded View" Exploded View.
4.Drain engine coolant. Refer to "Changing Engine Coolant" Service and Repair.
-Do not spill coolant on the drive belt.
5.Disconnect water hoses from oil cooler.
6.Remove the oil filter. Refer to "Removal and Installation" Service and Repair.
7.Remove oil cooler.

INSPECTION AFTER REMOVAL

1.Check oil cooler for cracks.
2.Check oil cooler for clogging by blowing through coolant inlet. If necessary, replace oil cooler.
Oil Pressure Relief Valve
Inspect oil pressure relief valve for movement, cracks and breaks by pushing the ball. If replacement is necessary, remove valve by prying it out with a suitable tool. Install a new valve in place by tapping it.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:
- Do not reuse O-ring.
- Do not reuse copper gasket.
- When installing the oil cooler, align the oil cooler slot with the stopper of the oil pan.

INSPECTION AFTER INSTALLATION

Start engine and check for engine oil and coolant leaks. Repair as necessary.
Revision: March 20122013 Infiniti JX