Oil seal at camshaft gear, removing and installing
WARNING: This page is about a different variant/trim than selected.
Camshaft Position (CMP) Sensor G40 gasket, removing and installing.
Special tools, testers and auxiliary items required
- Seal puller 2085
- Counter-holder tool 3036
- Assembly tool T10071
- Torque wrench V.A.G 1331
- Torque wrench V.A.G 1332
Removing
- Remove upper toothed belt guard.
- Bring camshaft gear to marking for TDC cylinder 1 by turning crankshaft. Marking on camshaft gear must be flush with marking on cylinder head cover.
- Remove cylinder head cover.
- Remove toothed belt from camshaft gear, refer to Toothed belt, removing, installing and tensioning .
- Turn crankshaft back slightly.
- Remove camshaft sprocket. To loosen bolt, counterhold camshaft gear using retainer 3036.
- Insert camshaft gear retaining bolt - arrow - into camshaft by hand to stop to guide seal puller.
- Remove inner portion of seal puller 2085 two rotations (approx. 3 mm) from outer portion and secure with knurled-head screw.
- Lubricate threaded head of seal puller 2085 , position and screw into oil seal as far as possible with forced pressure.
- Loosen knurled bolt and turn inner part against camshaft until seal is removed.
Installing
NOTE:
- Phased in introduction of PTFE sealing rings (Distinguishing features: without ring spring, sealing lip designed wider). The sealing lip of this sealing ring may not be oiled or greased. An oil seal of the old version (with ring spring) can be replaced by a PTFE seal - but not the other way around.
- Before installing, remove oil remains from camshaft journal with a clean cloth.
- Install guide sleeve T10071/1 on camshaft pin.
- Slide oil seal over guide sleeve onto camshaft pin.
- Press in gasket up to stop using thrust sleeve T10071/3. To do so, use bolt T10071/4.
The rest of assembly is in reverse order of disassembling.
Install toothed belt and adjust valve timing, refer to Toothed belt, removing, installing and tensioning