For 1990-2009 cars

### Removal Procedure

1. Remove the battery tray. Refer to Battery Tray Replacement.
2. Remove the oil cooler inlet and outlet hoses from the retainer on the control valve body cover.
3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
4. Support the transmission with a transmission jack.
5. Remove the lower two left transmission mount nuts.
6. Remove the left engine splash shield. Refer to Engine Splash Shield Replacement - Left Side.
7. Remove the front transmission mount. Refer to Transmission Front Mount Replacement.
8. Drain the transmission. Refer to Transmission Fluid Replacement.
9. Disconnect the control valve body transmission control module (TCM) electrical connector (1).
10. Remove the 2 control valve body cover studs M6 x 30.
11. Remove the 12 control valve body cover bolts M6 x 30.
12. Using the transmission jack raise the transmission to gain clearance for removal of the control valve body cover.
13. Remove the control valve body cover.
14. 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.

15. Remove the control valve body cover wiring connector hole seal.
16. Remove all traces of the old gasket material. Clean the transmission case and control valve body cover gasket surfaces.

### Installation Procedure

Note: The holes in the control valve body cover wiring connector hole seal must face toward the control solenoid valve assembly. If the holes face toward the valve body cover, there is a potential for a leak around the seal.

1. Install the control valve body cover wiring connector hole seal.
2. Install the control valve body cover gasket to the control valve body cover.
3. Install the control valve body cover.
4. Lower the transmission.

Caution: Refer to Fastener Caution in the Preface section.

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

5. Install the 12 control valve body cover bolts (1) M6 x 30 and tighten to 12 N·m (106 lb in).
6. Install the 2 control valve body cover studs (2) M6 x 30 and tighten to 12 N·m (106 lb in).
7. Connect the control valve body TCM electrical connector (1).
8. Install the lower nuts to the left transmission mount. Refer to Transmission Mount Replacement - Left Side.
9. Install the front transmission mount. Refer to Transmission Front Mount Replacement.
10. Remove the transmission jack.
11. Install the left engine splash shield. Refer to Engine Splash Shield Replacement - Left Side.
12. Lower the vehicle.
13. Install the oil cooler inlet and outlet hoses to the retainer on the control valve body cover.
14. Install the battery tray. Refer to Battery Tray Replacement.
15. Fill the transmission. Refer to Transmission Fluid Replacement.
16. Check for leaks.