Toothed belt drive with hydraulically damped tension roller:
1. Upper part of the belt guard
2. Toothed belt. Check the degree of wear, before removing, mark the direction of rotation with chalk or a felt-tip pen. Installing an already used belt in the opposite direction of rotation may lead to its destruction
3. Nut, 20 Nm + turn further by +45°
4. Tension roller
5. Bolt, 100 Nm
6. Bolt, 25 Nm
7. Camshaft drive sprocket
8. Bushing with an asterisk for loosening and tightening use the support key "T10051", for removal use the puller "T10052"
9. Bolt, when tightening use thread sealant, 10 Nm
10. Rear part of the belt guard
11. Sealing sleeve, replace if damaged
12. Timing belt tensioner
13. Intermediate roller
14. Water pump
15. Crankshaft timing belt sprocket
16. Bolt. Replace. 120 Nm + turn further by +90°. To loosen and tighten, use the support key "3415", do not additionally lubricate the thread and flange
17. Bolt, 15 Nm
18. Bolt, 20 Nm
19. Lower part of the belt guard
20. Torsional vibration damper. Mounting position: The hole of the torsional vibration damper should be above the sprocket protrusion of the toothed belt
21. Bolt, 10 Nm + tighten by +90°
22. Central part of the belt protective cover