SEAT Workshop Service and Repair Manuals > Leon Mk2 > Power unit | 4-cylinder engine (2.0l 4V, TDI Common Rail) | Enginecrankshaft group, pistons | Cylinder block (pulley end) | Oil seal of the crankshaft: replace (pulley-side)

Oil seal of the crankshaft: replace (pulley-side)

t	Removing → Anchor

t	Installing → Anchor

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

Special tools and workshop equipment required

t	Retention tool -3099-, see equivalent → Anchor

t	Extractor -3203-, see equivalent → Anchor

t	Mounting tool -T10053-, see equivalent → Anchor

t	Torque wrench (5... 50 Nm) -V.A.G 1331-, see equivalent → Anchor

t	Torque wrench (40... 200 Nm) -V.A.G 1332-, see equivalent → Anchor

Removing

–	Remove toothed belt → Chapter.

–	Remove crankshaft sprocket (use counterhold tool -3099- to counterhold sprocket).

Note

When tightening the counterholder, place two washers between the toothed belt sprocket and the counterholder.

–	To guide extractor -3203-, screw central bolt into crankshaft onto stop by hand.

–	Remove inner element of sealing ring puller from outer element by turning twice (approx. 3 mm) and arrest with knurled-head screw.

–	Apply oil to the screw head of the seal extractor.

–	Screw oil seal extractor forcibly as far as possible into oil seal.

–	Loosen knurled screw and turn inner part against crankshaft until the oil seal is pulled out.

Installing

Note

Do not additionally lubricate or grease sealing lip of oil seal.

–	Use clean cloth to wipe off oil residue at crankshaft journal.

–	Fit guide sleeve -T10053/1- onto crankshaft journal.

–	Push the oil seal over guide sleeve onto the crankshaft journal.

–	Press in seal onto seat using assembly tool -T10053- and central bolt.

–	Install crankshaft sprocket.

–	Specified torque of new centre bolt → Item.

–	Install toothed belt → Chapter.

SEAT Workshop Service and Repair Manuals