Table of contents: Removal ↓ Installation ↓
Removal
Remove the hood. If present, loosen the bracket. Remove the engine cover "arrows". Remove the sound insulation underneath.
Lift the caps "3 and 4" of both parts of the windshield wiper arm with a screwdriver. Loosen the nuts of both parts of the windshield wiper arm with a few turns. Loosen the arms "1 and 2" of the windshield wipers on the axles one by one with light rocking movements. Completely unscrew the nuts and remove both parts of the windshield wiper arm. If it is not possible to remove the arm in this way, then in this case it is necessary to use a standard puller.
Disconnect the washer fluid supply pipe "3". If present, disconnect the plug connectors "4 and 5" of the heated windshield washer sprayers. Loosen the hose clamp "6" using hose clamps "V.A.G 1921" and remove the drain hose from the deflector grille. Remove the rubber seal "1" of the deflector grille. Remove the deflector grille "2".
Loosen the nuts and bolts of the "arrow". Pull the fresh air supply duct forward and remove it, turning it to the right side of the car.
Remove the air duct hose "1" from the suction pipe, to do this, release the clamps (where available) "2" "arrow". Put the air duct hose forward.
Remove the crankcase ventilation hose "4" from the cylinder head cover. "Pos. 1...3" do not take into account.
Remove the upper part of the belt guard "arrows".
Loosen the cylinder head cover bolts in the following sequence "11...1". "arrows" do not take into account. Remove the bracket along with the fuel lines. Remove the cylinder head cover.
Installation
Install in reverse order, replacing the cylinder head cover gasket if damaged. If the gasket is damaged, the cylinder head cover mounting bolts should be replaced. The air boost system hoses and hose nipple should be cleaned of oils and grease before installation. Do not use lubricants under any circumstances.
Apply one drop of sealant to the mating areas on the front bearing cover and the "arrow" cylinder head (approx. 5 mm).
Lubricate with one drop of sealant the interface points on the rear cover of the bearing and the cylinder head "arrows". Tighten the valve cover bolts, do not take the "arrows" into account. Install the air ducts in the clamps.
Tightening torques:
- Cylinder head cover to cylinder head: 10 Nm
- Engine compartment cover to bracket: 5.5 Nm