Warning: All clips and clamps that will be damaged or cut when the cylinder head cover is removed must be replaced with new ones when the cylinder head cover is installed.
Withdrawal
Pic. 3.1–7. Location of protective covers (1–4) at the rear of the engine compartment
Loosen the four screws and remove the engine cover (see fig. 3.1–7).
Vehicles equipped with cruise control
Pic. 3.1–14. Control rod location (1), fastening nuts (2) vacuum block and vacuum hose (3)
Disconnect control rod 1 (see fig. 3.1–14) from the vacuum block.
Remove the vacuum hose 3 from the vacuum block.
Unscrew nut 2 and remove the vacuum block.
Disconnect the crankcase ventilation hose from the cylinder head cover.
Release the brake booster vacuum hose from the clips.
Disconnect the cable and take it to the side.
Pic. 3.1–82. Arrangement of bolts of fastening of the left cover of a head of the block of cylinders
Loosen the mounting bolts (pic. 3.1–82) and remove the cylinder head cover.
Installation
Installation is carried out in the reverse order of removal, taking into account the following.
If necessary, replace the cylinder head cover gasket.
When installing the cover on the bearing surfaces of the outer covers of the camshaft, apply a thin layer of sealant D 454 300 A, while not blocking the oil supply hole.
Before installing the gasket, spray silicon grease D 007 000 A2 on both sides of the gasket.
Bolts of fastening of a cover of a head of the block of cylinders tighten gradually on a diagonal.
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