Seal for crankshaft (ribbed belt side), replacing

WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Special Tools - Seal For Crankshaft (Ribbed Belt Side), Replacing

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Special tools and equipment

3202/1 Pull sleeve
3203 Seal remover
3265 Seal installer

Removing

Engine installed.

Remove toothed belt. Refer to Toothed belt, removing and installing .

Fig 2: Identifying Center Bolt, Crankshaft Toothed Belt Gear & Diamond Disc

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Remove center bolt -1- for crankshaft toothed belt gear -2-.
Remove toothed belt gear.
Remove diamond disc -3- from toothed belt gear.
Unscrew inner portion of 3203 seal remover six rotations from outer portion and secure with knurled-head screw.

Fig 3: Oil Threaded Head Of 2085 Seal Puller Positioning

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Oil threaded head of 2085 seal puller, position and with forced pressure screw into oil seal as far as possible.
Loosen knurled bolt and turn inner part against crankshaft until oil seal is removed.
Clamp seal puller into vise at flattened regions. Remove O-ring with pliers.

Installing

Clean contact surface and sealing surface.

NOTE: Do not oil sealing lip or outer edge of sealing ring before pressing in.

Slide on sealing ring using 3202/1 pull sleeve.

Fig 4: Pressing In Sealing Ring Using 3265 Seal Installer And Central Bolt Up To Stop

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Press in sealing ring using 3265 seal installer and central bolt up to stop.

Fig 5: Identifying Center Bolt, Crankshaft Toothed Belt Gear & Diamond Disc

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Install crankshaft toothed belt gear -2- with new diamond disc -3- and new center bolt -1-.

NOTE:

Contact surfaces between toothed belt gear, diamond disc and crankshaft must be free of oil.
Do not additionally oil bolt for toothed belt gear for crankshaft.

Install toothed belt (adjust timing). Refer to Installing (adjusting valve timing) .

Tightening torque

Component	Nm
Toothed belt gear to crankshaft	200 + 180°1)2)

1) Always replace bolt

2) 180°= one half-turn