Only vehicles with sound generator: Open catch -1-, unclip fuel lines -2- and loosen bolt -3- on activated charcoal filter. Place charge air pipe to one side.
Vehicles with activated charcoal filter in engine compartment:
–
Pull off breather line -1-, release activated charcoal filter -A- and remove upwards -B-. Lay activated charcoal filter to side.
All:
–
Push coolant hoses to one side and secure with cable ties.
–
Remove bolts -arrows- and pull guide tube for oil dipstick out of timing chain cover.
–
Removing inlet camshaft control valve 1 -N205-.
–
Unscrew bolts -1…5- and remove upper timing chain cover.
Installing
–
Lubricate seal and O-ring with engine oil.
–
Fit cover to engine. Ensure that gasket is properly seated.
–
Tighten bolts -1 to 5- by hand in the sequence shown:
–
Retighten bolts to 9 Nm using torque wrench -V.A.G 1783- and open end spanner insert (10 mm) -V.A.G 1783/1-.