Control Valve Body Cover Replacement

Control Valve Body Cover Replacement (LUW)

Removal Procedure

1. Remove the battery tray. Refer to Battery Tray Replacement Service and Repair.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
3. Remove the left front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement .
4. Drain the transmission fluid.
5. Lower the vehicle.




6. Remove oil cooler inlet (2) and outlet (4) pipe from the retainer.
7. Remove transmission fluid cooler inlet pipe nut (1) from the transmission.
8. Remove transmission fluid cooler inlet pipe (2) from the transmission. Refer to Transmission Fluid Cooler Inlet Pipe Replacement (LDE, LUW, 2H0, and LAF) Transmission Fluid Cooler Inlet Pipe ReplacementTransmission Fluid Cooler Inlet Pipe Replacement (LLU, LUJ) Transmission Fluid Cooler Inlet Pipe Replacement.
9. Discard sealing washer (3).
10. Remove transmission fluid cooler outlet pipe nut (5) from the transmission.
11. Remove transmission fluid cooler outlet pipe (4) from the transmission. Refer to Transmission Fluid Cooler Outlet Pipe Replacement (LDE, LUW, 2H0, LFH and LAF) Transmission Fluid Cooler Outlet Pipe ReplacementTransmission Fluid Cooler Outlet Pipe Replacement (LLU, LUJ) Transmission Fluid Cooler Outlet Pipe Replacement.
12. Discard the sealing washer (6).
13. Plug and/or cap the pipes and transmission to prevent contamination.




14. Disconnect electrical connector (1) transmission control module (TCM), then unclip the connector from the transmission.
15. Remove wiring harness starter motor from transmission. Remove bolt from retainer on valve body cover. Unclip wiring harness from retainer on valve body cover and range selector cable bracket.




16. Remove the control valve body cover bolts (1).
17. Remove the control valve body cover (2).
18. Remove the control valve body cover gasket (3).

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

19. Remove the control valve body cover wiring connector hole seal (4).
20. 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. 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.

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




6. Connect the electrical connector (1) transmission control module (TCM), then clip in the wiring harness to transmission.
7. Install the wiring harness starter motor to transmission. Install bolt to retainer on valve body cover. Clip in wiring harness to retainer on valve body cover and range selector cable bracket.
8. Raise the vehicle.
9. Install the left front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement .
10. Lower the vehicle.




11. Install the transmission fluid cooler outlet pipe (4) to the transmission. Use a NEW sealing washer (6). Refer to Transmission Fluid Cooler Outlet Pipe Replacement (LDE, LUW, 2H0, LFH and LAF) Transmission Fluid Cooler Outlet Pipe ReplacementTransmission Fluid Cooler Outlet Pipe Replacement (LLU, LUJ) Transmission Fluid Cooler Outlet Pipe Replacement.
12. Install the transmission fluid cooler outlet pipe nut (5) and tighten to 22 Nm (16 lb ft).
13. Install the transmission fluid cooler inlet pipe (2) to the transmission. Use a NEW sealing washer (3). Refer to Transmission Fluid Cooler Inlet Pipe Replacement (LDE, LUW, 2H0, and LAF) Transmission Fluid Cooler Inlet Pipe ReplacementTransmission Fluid Cooler Inlet Pipe Replacement (LLU, LUJ) Transmission Fluid Cooler Inlet Pipe Replacement.
14. Install the transmission fluid cooler inlet pipe nut (1) and tighten to 22 Nm (16 lb ft).
15. Install the oil cooler inlet (2) and outlet (4) pipe to the retainer.
16. Fill the transmission with correct fluid.
17. Check transmission fluid level. Refer to Transmission Fluid Level Inspection Transmission Fluid Level Inspection.
18. Check for leaks.
19. Install the battery tray. Refer to Battery Tray Replacement Service and Repair.