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Home >> Audi >> 2020 >> A3 Premium Plus >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Turbocharger, Supercharger [CZPB,CZRA,DBFB,DKZB,DKZC,CZPC,DKZA,DKVA,DKVB,CZPA] >> 21 Turbocharger, Supercharger >> Turbocharger >> Overview - Turbocharger >> Part II

Part II

Fig 1: Exploded View Of Turbocharger, Part II
GWWA21-11122Courtesy of AUDI OF AMERICA, LLC
  1. O-Ring
    • Always replace after removing.
  2. Connection
  3. Bolt
    • 9 Nm
  4. Bolt
    • 9 Nm
  5. Turbocharger Recirculation Valve -N249-
  6. O-Ring
    • Not available separately, included in the Turbocharger Recirculation Valve -N249- delivery package
  7. Turbocharger
  8. Bolt
    • 30 Nm
    • Coat the thread with hot bolt paste. Refer to the appropriate service information.
  9. O-Ring
    • Always replace after removing.
    • Coat with engine oil
  10. Coolant Return Line
  11. Bolt
    • 9 Nm
  12. Bolt
    • 20 Nm + 90°
    • Always replace after removing.
  13. Bracket
    • For the turbocharger
  14. Bolt
    • 9 Nm
  15. O-Ring
    • Always replace after removing.
    • Coat with coolant
  16. Bolt
    • 9 Nm
  17. Oil Return Line
  18. Bolt
    • 9 Nm
  19. O-Rings
    • Always replace after removing.
    • Coat with engine oil

Turbocharger Recirculation ValveN249 Installation Position

Fig 2: Identifying Installation Position Of Turbocharger Recirculating Valve
GWWA21-10057Courtesy of AUDI OF AMERICA, LLC

-- Note the installation location -arrows-.