Part I

Part II. Refer to Part II .

Part III. Refer to Part III .

Fig 1: Exploded View Of Turbocharger, 3.0L Engine

Courtesy of AUDI OF AMERICA, LLC

1. Connecting Tube
   • For the EVAP system
2. O-Ring
   • Replace after removing
3. Turbocharger
   • Removing and Installing. Refer to TURBOCHARGER, REMOVING AND INSTALLING .
4. O-Ring
   • Replace after removing
   • Coat with coolant
5. Coolant Supply Line
6. Bolt
   • 9 Nm
7. O-Ring
   • Check for damage and leaks and if necessary replace
8. Recirculation Valve, Bank 1 -N625-
   • Removing and Installing. Refer to RECIRCULATION VALVE, REMOVING AND INSTALLING, 3.0L ENGINE .
9. Bolt
   • 9 Nm
10. Bolt
    • Tightening specification -item 9) Bolt -.
11. Bolt
    • 9 Nm
12. Oil Supply Line
13. O-Ring
    • Replace after removing
    • Coat with engine oil
14. O-Ring
    • Replace after removing
    • Coat with engine oil
15. Bolt
    • 9 Nm
16. Coolant Return Line
17. Bolt
    • 9 Nm
18. O-Ring
    • Replace after removing
    • Coat with coolant
19. O-Ring
    • Replace after removing
    • Coat with coolant
20. Bolt
    • 9 Nm
21. Venturi Injector
    • Replace after removing
    • Press in until it locks into place
22. Plug
    • 25 Nm
23. Seal
    • Replace after removing
24. O-Ring
    • Red
    • Replace after removing
25. O-Ring
    • Green
    • Replace after removing