Diesel Data: Automotive Repair

A/T Oil Cooler Hose Replacement

Removal Procedure

Notice: Allow sufficient clearance around the transaxle oil cooler pipes and around the hoses to prevent damage or wear which may cause fluid loss.





1. Disconnect upper transmission cooler line.
2. Raise and support the vehicle. Refer to Vehicle Lifting.
3. Position the drain pan.
4. Remove the transaxle oil cooler hoses from the transaxle oil cooler fittings in the transaxle.





5. Remove the transaxle oil cooler clamps from the transaxle oil cooler hoses at the transaxle oil cooler pipes at the radiator A/T Oil Cooler Pipes Replacement.
6. Remove the transaxle oil cooler hoses from the transaxle oil cooler pipes at the radiator.
7. Remove the transaxle oil cooler hose clip bolt.
8. Remove the transaxle oil cooler hoses.


Installation Procedure

Important: The correct thread engagement is critical. The crossthreaded fittings can achieve proper tightness value and still leak.





1. Install the transaxle oil cooler hoses.

Notice: Refer to Fastener Notice in Service Precautions.

2. Install the transaxle oil cooler hose clip bolt.
^ Tighten the transaxle oil cooler hose clip bolt to 25 Nm (18 ft. lbs.).
3. Install the transaxle oil cooler hoses to the transaxle oil cooler fittings in the transaxle.
^ Tighten the transaxle oil cooler hose fittings to 23 Nm (17 ft. lbs.).





4. Install the transaxle oil cooler hoses to the transaxle oil cooler pipes at the radiator. A/T Oil Cooler Pipes Replacement.
5. Install the transaxle oil cooler clamps to the transaxle oil cooler hoses on the transaxle oil cooler pipes at the radiator.
6. Lower the vehicle.

Notice: Do NOT overfill the transaxle. The overfilling of the transaxle causes foaming, loss of fluid, shift complaints, and possible damage to the transaxle.

7. Adjust the fluid level.
8. Inspect for proper completion of the repairs.
9. Inspect for fluid leaks.