ZF 4HP 16 - Automatic Transmission

Transmission Fluid Cooler Hose/Pipe Replacement

Removal Procedure





Caution: Refer to Battery Disconnect Caution Battery Disconnect Caution.

1. Disconnect the negative battery cable.
2. Raise and suitably support the vehicle. Refer to Vehicle Lifting and Jacking Notice Vehicle Damage Warnings.
3. Remove the engine cover. Refer to Engine Cover Replacement .
4. Place a drip pan under the hoses to catch the fluid that will run out of the lines.
5. Remove the bolt from the oil cooler outlet pipe at the right lower side of the radiator.
6. Remove the bolt from the outlet pipe bracket.




7. Remove the bolt from the outlet pipe on the transaxle side.
8. Remove the outlet pipe assembly.




9. Remove the bolt from the oil cooler inlet pipe at the left lower side of the radiator.




10. Remove the bolt from the inlet pipe at the transaxle side.
11. Remove the inlet pipe assembly.

Installation Procedure





Notice: Refer to Fastener Notice Fastener Notice.

1. Install the inlet pipe assembly and the assembly bolts.

Tighten the inlet pipe bolts to 35 Nm (26 lb ft).




2. Install the outlet pipe assembly and the assembly bolts.

Tighten the outlet pipe bolts to 35 Nm (26 lb ft).

3. Refill the transaxle fluid. Refer to Transmission Fluid Draining 1. Transmission Fluid Draining.
4. Install the engine cover. Refer to Engine Cover Replacement .
5. Connect the negative battery cable.