For 1990-2009 cars

### Cleaning Procedure

1. Clean the camshaft cover in solvent.

Caution: Wear safety glasses in order to avoid eye damage.

2. Dry the camshaft cover with compressed air.

### Inspection Procedure

1. Inspect the camshaft cover for the following:

• | Dent or damage to the exterior of the camshaft cover

• | A dented or damaged cover may:

- | Leak oil

- | Effect crankcase ventilation

- | Interfere with the camshafts

- | Interfere with the ignition module sealing

- | Allow water or condensation to enter the engine

• | Damaged camshaft cover bolts

• | Damage or cracking to the camshaft cover bolt grommets

• | Restrictions to the ventilation system passages

• | Damaged, loose or missing baffle

• | Damaged, loose or missing baffle fasteners

• | Damage to the oil fill hole in the left camshaft cover

• | Damage or cracking to the PCV grommet in the left camshaft cover

• | Damage to the ventilation hose nipple in the right camshaft cover

• | Damaged threaded holes.

• | Damage or warped seal grooves.

2. Repair or replace the camshaft cover as necessary.