SEAT Workshop Service and Repair Manuals > Leon Mk1 > Power unit | 4 cylinder Injected engine (engine 1.8 l and 2.0 l, timing chain) | Engine cylinder head, valve gear | Chain drive | Removing and installing timing chain cover (top)

Removing and installing timing chain cover (top)

Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.

Special tools and workshop equipment required

t	Torque wrench 2 - 10 Nm -VAG 1783-, see equivalent → Anchor

Removing

–	Remove the purging line -1-, disengage the activated carbon vessel -A- and remove upwards -B-. Move the activated carbon vessel to one side.

–	Push coolant hoses to one side and secure with cable ties.

–	Detach the connector for valve 1 of the variable valve timing -N205--1-

–	Unscrew bolts -arrows- and remove camshaft control valve 1 -N205-.

–	Unscrew bolts -1 to 5- and remove timing chain cover (top).

Fitting

Installation is carried out in the reverse order, noting the following:

–	Oil the seal and the O-ring with engine oil.

–	Tighten the bolts -1 to 5- by hand in the sequence specified:

–	Tighten the bolts to a torque of 9 Nm using the torque wrench socket 2 - 10 Nm -VAG 1783- and the 10 mm socket -V.A.G 1783/1-.

–	Install camshaft control valve 1 -N205- → Chapter.

l	Tightening torque → Chapter

SEAT Workshop Service and Repair Manuals