Removing the cover of the 1.8L turbocharged engine (AVJ)
2. Remove the air filter cover (arrow).
Removing the air filter cover (AVJ)
3. Remove the screws (arrows). Remove solenoid valve N80 for activated charcoal tank 1 from air line 2. Remove air line.
Removing the air duct (AVJ)
4. Remove pipe 2 of the crankcase ventilation system. Remove the crankcase ventilation hose from the cylinder head cover. Remove the pipe 1 on the combination valve to blow in additional air on the cover and on the heat shield 3. Turn the pipe a little to the side.
Removal of pipes above the cylinder head cover (AVJ)
5. Unscrew the wire for connection to the body 2. Remove the connectors 3 and release the wires. Pull out the ignition coils 1 and loosen both spring clips to secure the upper part of the toothed belt guard.
Removing ignition coils (AVJ)
6. Loosen nuts (arrows) on the cylinder head cover and remove the cover.
Loose nuts on the cylinder head cover (AVJ)
7. Installation is carried out in the reverse order. During installation, replace all seals and o-rings, if damaged, also change the seals for the cylinder head cover. Transitions (arrows) Apply a small amount of sealant AMV 174 004 01 to the upper sealing surface of the cylinder head.
Transition to the upper sealing surface of the cylinder head (AVJ)
Screwing and sealing the cylinder head cover (AVJ)
8. Tighten with a torque of 10 Nm first the inner nuts of the cylinder head cover, then tighten the outer nuts crosswise. Pay attention to the correct fit of the toothed belt guard. When installing the pipes, the tightening torques of 10 Nm must also be observed (hose clamps: 2 Nm).
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