Part I

Part II.  Refer to OVERVIEW - TURBOCHARGER .

Part III.  Refer to OVERVIEW - TURBOCHARGER .

Part IV - 1.8L engine only  . Refer to OVERVIEW - TURBOCHARGER .

Fig 1: Exploded View Of Turbocharger With Components (Vacuum Lines)

Courtesy of AUDI OF AMERICA, LLC

1. Turbocharger
   • Can only be replaced with exhaust manifold and vacuum diaphragm.
   • Removing and installing. Refer to TURBOCHARGER, REMOVING AND INSTALLING 
2. Hose
3. Turbocharger Vacuum Diaphragm
   • Can be replaced only with the turbocharger
4. Hose Clamp
5. Hose
6. Hose
7. Bolt
   • 3 Nm
8. Wastegate Bypass Regulator Valve -N75-
9. Hose
10. Turbocharger Recirculation Valve -N249-
    • Note the installation position. Refer to appropriate service information. .
11. Bolt
    • 7 Nm
12. O-ring
    • Always replace after removing
13. O-ring
    • Always replace after removing
14. Connection
15. Bolt
    • 9 Nm

Courtesy of AUDI OF AMERICA, LLC

-- Note the installation location -arrows-.