For 1990-2009 cars

1. Tighten the fitting to 27 N·m (20 lb ft). If leakage persists, replace the O-ring seal (1,2).
2. Seat the ball in the housing using a blunt punch. Apply Loctite® Safety Solvent and Loctite 290 or the equivalent to the area (3).
3. Replace the drive shaft seal.

Verify that the drive shaft is clean and is free of pitting in the seal area (4).

4. Seat the plug in the housing.

Apply Loctite® Safety Solvent and Loctite 290 or the equivalent to the area (5).

5. Replace the O-ring seal (6).

1. Tighten the fitting to 27 N·m (20 lb ft). If leakage persists, replace the O-ring seal. If leakage is due to damaged threads, repair the fitting nut or replace the line as required. If the housing threads are badly damaged, replace the housing (1).
2. Replace the dust seals and stub shaft seals (2).
3. If you observe leakage between the torsion bar and the stub shaft, replace the valve assembly (3).
4. If you observe leakage at the driver side, and the leakage is not affected by the direction of turn, then replace the pinion shaft seal (4).
5. If you observe leakage at the housing end, and the leakage spurts when bottomed in a left turn, then replace the gear (5).
6. Replace the gear (6).