For 1990-2009 cars

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Remove the drain plug (1) and drain the automatic transmission fluid (ATF).
3. Remove the gasket from the drain plug.
4. Install a NEW transmission fluid drain plug washer to the fluid drain plug (1).

Caution: Refer to Fastener Caution in the Preface section.

5. Install the fluid drain plug.

Tighten
Tighten the plug to 40 N·m (30 lb ft).

6. Lower the vehicle.
7. Add the fluid. Refer to Fluid Capacity Specifications and Transmission Fluid Check.