Audi Workshop Service and Repair Manuals > A4 Mk2 > Power unit | 8-cylinder engine (4.2 ltr. 5-valve with timing chains), mechanics | Enginecrankshaft group, pistons | Servicing work on timing chain end | Renewing crankshaft oil seal (timing chain end)

Renewing crankshaft oil seal (timing chain end)

Special tools and workshop equipment required

t	Fitting tool -T10122-

t	Extractor tool -T20143-

Procedure

l	Gearbox removed.

–	Remove the dual-mass flywheel → Chapter or the drive plate → Chapter.

–	Pry out the oil seal using the extractor tool -T20143/2-.

–	Clean running surface and sealing surface.

–	Fit assembly aid -T10122/1- onto assembly sleeve -T10122/2- and slide oil seal -A- onto assembly sleeve.

–	Take off assembly aid.

–	Fit the assembly sleeve -T10122/2- with oil seal -1- onto crankshaft.

–	Press oil seal on evenly as far as the stop using fitting tool -T10122/3-.

Remaining installation steps are carried out in reverse sequence; note the following:

–	Install the dual-mass flywheel → Chapter or the drive plate → Chapter.

Audi Workshop Service and Repair Manuals