A2
Toothed belt drive - exploded view |
1 - | Toothed belt cover (top) |
2 - | Toothed belt |
q | Check for wear |
q | Before removing, mark direction of rotation with chalk or felt-tipped pen. If the belt runs in the opposite direction when it is refitted, this can cause breakage |
q | Removing → Chapter |
q | Installing (adjusting valve timing) → Anchor |
3 - | Nut |
q | 20 Nm + 45° (1/8 turn further) |
4 - | Tensioning roller |
5 - | Bolt |
q | 100 Nm |
6 - | Bolt |
q | 25 Nm |
7 - | Camshaft sprocket |
8 - | Hub |
q | With sender wheel |
q | Use counterhold tool -T10051- when loosening and tightening |
q | To remove, use puller -T10052- |
q | Removing and installing → Chapter „Removing and installing camshaft“ |
9 - | Bolt |
q | Install using locking fluid; for locking fluid refer to → Parts catalogue |
q | 10 Nm |
10 - | Toothed belt cover (rear) |
11 - | Sealing grommet |
q | Renew if damaged |
12 - | Tensioner for toothed belt |
13 - | Idler roller |
14 - | Coolant pump |
q | Removing and installing → Chapter |
15 - | Crankshaft sprocket |
16 - | Bolt |
q | Renew |
q | 120 Nm +90° (1/4 turn further) |
q | Use counterhold tool -3415- when loosening and tightening |
q | Do not additionally oil or grease the threads and shoulder |
17 - | Bolt |
q | 15 Nm |
18 - | Bolt |
q | 20 Nm |
19 - | Toothed belt cover (bottom) |
20 - | Vibration damper |
q | Installation position: hole in vibration damper must be positioned over raised section of toothed belt sprocket |
21 - | Bolt |
q | 10 Nm +90° (1/4 turn further) |
22 - | Toothed belt cover (centre) |