Control Valve Body Cover Replacement

Control Valve Body Cover Replacement

Removal Procedure

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.

2. Disconnect the radiator outlet hose from the radiator. Refer to Radiator Outlet Hose Replacement (LEA) Radiator Outlet Hose Replacement.





3. Remove the oil cooler inlet (1) and outlet (2) hoses from the retainer (2) on the control valve body cover.

4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.

5. Remove the front transmission mount. Refer to Transmission Front Mount Replacement Transmission Front Mount Replacement.

6. Drain the transmission. Refer to Transmission Fluid Drain and Fill Transmission Fluid Drain and Fill.





7. Disconnect the control valve body transmission control module (TCM) electrical connector (1), then the wiring harness from the cover.





8. Remove the control valve body cover bolts (1).

9. Support the transmission with a transmission jack.

10. Using the transmission jack raise the transmission to gain clearance for removal of the control valve body cover.

11. Remove the control valve body cover.

12. Remove the control valve body cover gasket.

Caution:
Support the control solenoid valve assembly around the connector when removing the seal. Excessive pulling force can damage the internal electrical connections.

13. Remove the control valve body cover wiring connector hole seal.

14. Remove all traces of the old gasket material. Clean the transmission case and control valve body cover gasket surfaces.

Installation Procedure





1. Install the control valve body cover wiring connector hole seal (4).

2. Install the control valve body cover gasket (3) to the control valve body cover.

3. Install the control valve body cover (2).

4. Lower the transmission and remove the transmission jack.

5. Hand start the control valve body cover bolts (1).





Caution:
Refer to Fastener Caution Fastener Caution.

Note:
Install all control valve body cover bolts and studs by hand then torque all bolts and studs in sequence.

6. Install the control valve body cover bolts. Tighten the bolts in sequence to 12 Nm (106 lb in).





7. Connect the control valve body TCM electrical connector (1), then clip the wiring harness to the cover.

8. Install the front transmission mount. Refer to Transmission Front Mount Replacement Transmission Front Mount Replacement.

9. Lower the vehicle.





10. Install the oil cooler inlet (1) and outlet (5) hoses to the retainer (2) on the control valve body cover.

11. Connect the radiator outlet hose to the radiator. Refer to Radiator Outlet Hose Replacement (LEA) Radiator Outlet Hose Replacement.

12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.

13. Fill the transmission. Refer to Transmission Fluid Drain and Fill Transmission Fluid Drain and Fill.

14. Check for leaks.