audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing, installing and tensioning toothed belt > < Removing and installing bracket for ancillaries
Toothed belt drive - exploded view
   
Toothed belt drive - exploded view
1 - Toothed belt cover (bottom)
q   Unbolt vibration damper prior to removing
2 - 10 Nm
q   Install using locking fluid; for locking fluid refer to → Parts catalogue
3 - Toothed belt cover (centre)
q   To remove, unbolt poly V-belt tensioner
4 - Toothed belt cover (top)
q   Engage carefully in centre toothed belt cover when installing
5 - 10 Nm
6 - Toothed belt
q   Before removing, mark direction of rotation with chalk or felt-tip pen. If the belt runs in the opposite direction when it is refitted, this can cause breakage.
q   Check for wear
q   Do not kink
q   Removing, installing and tensioning → Chapter
7 - Idler roller
8 - 27 Nm
9 - 65 Nm
q   Use counterhold tool -3036- to loosen and tighten
10 - Camshaft sprocket
q   Removing and installing → Chapter „Detaching toothed belt from camshaft sprocket“
11 - Tensioning roller
12 - Washer
13 - Tensioner for toothed belt
14 - O-ring
q   Renew
q   Lubricate with coolant prior to installing
15 - Coolant pump
q   Removing and installing → Chapter
16 - 15 Nm
17 - Crankshaft sprocket
q   Contact surface between sprocket and crankshaft must be free of oil
q   Can only be installed in one position
18 - 90 Nm + 90° (1/4 turn) further
q   Renew
q   Do not lubricate with oil
q   Use counterhold tool -3415- to loosen and tighten
19 - 15 Nm
20 - 25 Nm

   

Removing, installing and tensioning toothed belt > < Removing and installing bracket for ancillaries