For 1990-2009 cars

Problem | Action
--- | ---
Throttle valve cable is out of adjustment, binding or damaged | Adjust or replace the throttle valve cable.
Throttle valve is binding or sticking | Inspect the valve body.
1-2 shift valve is binding or sticking | Inspect the valve body.
Primary regulator valve is binding or sticking | Inspect the valve body.
Intermediate servo seals are cut or damaged | Inspect the intermediate servo seals.
Intermediate servo piston is binding or sticking | Inspect the intermediate servo piston.
2nd brake band is worn or out of alignment | Inspect the 2nd brake band.
Fluid pressure is incorrect | Perform the line pressure diagnosis.