For 1990-2009 cars

1. Install a new seal (427) onto the 3-4 accumulator piston (428).
2. Insert the 3-4 accumulator piston (428) into the case cover.
3. Affix a new seal (422) onto the accumulator piston cylinder (421).
4. Install the springs (423, 424) into the 3-4 accumulator cylinder (421).
5. Use a slight twisting motion in order to insert the accumulator piston cylinder (421) into the case cover.
6. Insert the 3-4 accumulator piston pin (426) through the front of the case cover and into the piston (428).
7. Assemble the manual valve (402, 403, 404) and insert the valve assembly into the case cover.