Removing and installing toothed belt tensioner - vehicles from 08.2000 onwards — AUDI

🧭 Before you start

Fits: Audi A4 B5 (8D)

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• Insert locking plate T10008 and make sure that it remains in place.
• Install top section of toothed belt cover (make sure it engages securely on centre section of toothed belt cover).

🔧 Engine codes this applies to

📋 Procedure

1. Release quick-release fasteners and remove engine cover panel (arrows).
2. Move lock carrier to service position 50.
3. Remove poly V-belt .
4. Remove tensioner for poly V-belt Removing and installing bracket for ancillaries.
5. Remove viscous fan .

6. Remove toothed belt cover (top section)
7. Remove toothed belt cover (centre section) (top arrows).
8. Secure tensioning roller using e.g. cable tie (arrow) to prevent it dropping.
9. ⚠ The toothed belt tensioner is oil-damped and can therefore only be compressed slowly by applying constant pressure.To avoid damage, do not apply more force than necessary when compressing the toothed belt tensioner. — Applying constant and moderate force, use hexagon key to press toothed belt tensioner anti-clockwise in direction of (arrow) until piston of tensioner can be locked with locking plate T10008.
10. Insert locking plate T10008 and make sure that it remains in place.
11. Remove toothed belt tensioner (arrows).
12. Install toothed belt tensioner.
13. Cut open cable tie (arrow).
14. Loosen nut (1) on tensioning roller.
15. Tension toothed belt .
16. Install top section of toothed belt cover (make sure it engages securely on centre section of toothed belt cover).
17. Install viscous fan .
18. Install poly V-belt tensioner Removing and installing bracket for ancillaries.
19. Install poly V-belt .
20. Install lock carrier with attachments 50.
21. Allow stop for torque reaction support to rest on rubber buffer for torque reaction support under its own weight and tighten nuts (arrows).

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