Toothed belt, removing from camshaft sprockets: Removing

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2004 Audi A6, 2003 Audi S6, 2003 Audi A6, 2002 Audi S6, and 2002 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.

Remove air intake hose to air cleaner.
Remove front bumper. See FRONT BUMPER .
Adjust lock carrier to service position. See LOCK CARRIER, SERVICE POSITION .
Remove outer ring for viscous fan -arrows-.
Remove electric fan.

Fig 1: Removing Outer Ring For Viscous Fan

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Counter-hold viscous fan pulley with pin wrench 3212 and remove fan with wrench 3312 (LEFT HAND THREAD).

Fig 2: Removing Viscous Fan With Wrench 3312
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Remove fan with fan shroud.
Remove belt pulley for fan.
CAUTION:
- Mark the running direction of the belt with crayon or marker before removing. Reinstalling a used belt in reversed running direction could damage the belt.
- When installing a used ribbed belt be sure belt runs in right direction and is seated properly on belt pulleys.
To loosen ribbed belt, turn tensioner in direction of arrow with 19 mm ring wrench until two holes are aligned. Hold in position with pin 3204.

Fig 3: Holding In Position With Pin 3204
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Remove ribbed belt.
Move crankshaft by hand to TDC. Markings -A- and -B- must be aligned.

Fig 4: Aligning Markings -A- and -B-

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Remove right and left timing belt covers by disengaging spring clips.
Check position of camshafts: larger holes in securing plates on camshaft sprockets must be in line with each other and facing inward. If not, turn crankshaft for one revolution.

Fig 5: Checking Position Of Camshaft Securing Plates Larger Holes

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Courtesy of AUDI OF AMERICA, INC.

Remove plug -arrow- from left side of cylinder block.
TDC drilling in crankshaft must be behind sealing plug hole (feel to check).

Fig 6: Removing Plug From Left Side Of Cylinder Block

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Screw clamping bolt 3242 for crankshaft into plug hole and tighten.
NOTE: The toothed belt tensioning element is oil-damped and can be compressed slowly by applying constant pressure.

Fig 7: Locating Screw Clamping Bolt 3242 For Crankshaft Into Plug Hole

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Using 8 mm Allen key, turn toothed belt tensioning lever -1- in direction of arrow until tensioning element -2- is compressed far enough to insert pin T40011 in drilling and plunger.

Fig 8: Using 8 mm Allen Key To Turn Toothed (Timing) Belt Tensioning Lever

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Install camshaft bar T40005 on securing plates of both camshafts.
Loosen both camshaft bolts by approximately 5 turns.
Remove camshaft bar T40005.

Fig 9: Removing Camshaft Bar T40005

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Courtesy of AUDI OF AMERICA, INC.

Pull off both camshaft sprockets with puller T40001.

Fig 10: Pulling Off Both Camshaft Sprockets With Puller T40001

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Courtesy of AUDI OF AMERICA, INC.

Remove toothed belt together with camshaft sprocket for cylinder bank 1-4.