ENGINE MECHANICAL
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 3A-33
e. Withdraw the injectors.
75336
a
b
c
d
Typical
a-Supply Pipes
b-Return Pipe
c-Clamp
d-Injector
7. Remove the screws retaining the valve cover to the cylinder head.
NOTE: The two screws holding the electrical box support bracket to the valve cover are 8
mm (approx. 5/16 in.) longer than the other screws. Do NOT mix fasteners.
IMPORTANT: On 6 cylinder engines remove both covers at the same time.
8. Using a rubber mallet, tap against side of valve cover to loosen.
9. Lift the cover, or covers, from the heads.
10. On 6 Cylinder Engines: pull valve covers apart. Discard the two old O-rings on the
connector between the valve covers.
Cleaning
IMPORTANT: Do NOT drop anything into cylinder head openings.
1. Clean gasket material from cylinder heads.
2. Remove old gasket material and clean valve covers.
Inspection
1. Inspect sealing surfaces for deep nicks and scratches.
2. On 6 Cylinder Engines: inspect valve cover connector for damage.
3. Inspect plastic plugs for cylinder head screw hole covers.
4. Replace or repair parts as needed.
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