volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Checking valve guides > < Reworking valve seats
4-Cyl. injection engine (4 valve, roller rocker finger), Mechanics
Servicing valve gear
Renewing camshaft oil seals
 
W15-0046

Special tools, workshop equipment, test and measuring appliances and auxiliary items required

  • ◆ 10-222A Support bracket
  • ◆ 10-222A/1 Support for support bracket
  • ◆ T 10028 Counter-hold
  • ◆ T 10015 Puller
  • ◆ T 10016 Camshaft locking device
  • ◆ T 10018 Seal extractor
 
W00-0427
  • ◆ V.A.G 1331 Torque wrench (5...50 Nm)
 
W00-0428
  • ◆ V.A.G 1332 Torque wrench (40...200 Nm)

Removing

  • ‒ First remove both toothed belts
    .
  • ‒ Turn crankshaft back slightly.

Note:

The camshaft sprockets must be locked into the camshaft housing fitting holes by bolt pins of locking device T 10016.

  • ‒ Remove camshaft sprockets. Hold camshaft sprockets with locking device T 100 16 to loosen bolts.
  • ‒ Unscrew inner part of oil seal extractor T 10018 two turns (approx. 3 mm) out of the outer part and lock in position with knurled screw.
 
N15-0085
  • ‒ Oil threaded head of oil seal extractor.
  • ‒ → Screw puller T 10018 forcibly as far as possible into oil seal.
  • ‒ Loosen knurled screw and turn inner part of extractor against camshaft until oil seal has been extracted.

Installing

  • ‒ Lightly oil sealing lip of oil seal.
 
N15-0086
  • ‒ → Place the guide sleeve T 10015/2 onto the camshaft journal.
  • ‒ Slide oil seal over the guide sleeve.
  • ‒ Press oil seal in onto stop with press sleeve T 10015/1 and bolt T 10015/3.
  • ‒ Fit camshaft sprockets.

Note:

Observe position of camshaft sprockets to camshaft keyways.

  • ‒ Hold the respective camshaft sprocket with locking device T 10016 and tighten new bolts to
         20 Nm
    and then turn bolt
         1/4 turn (90°) further.

When installing toothed belt => Page 13-14 .

The rest of the assembly is basically a reverse of the dismantling sequence.

Checking valve guides > < Reworking valve seats