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Home >> Audi >> 2017 >> A3 Premium, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Turbocharger, Supercharger 2.0L (CNSB, CNTC, CYFB, DJJA)) >> 21 Turbocharger, Supercharger >> Turbocharger >> Overview - Turbocharger >> Part II

Part II

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Part I. Refer to Part I .

Fig 1: Exploded View Of Turbocharger (Part II)
GWWA21-10759Courtesy of AUDI OF AMERICA, LLC
  1. Bolt
    • 9 Nm
  2. Oil Return Line
  3. O-Ring
    • Always replace
    • Coat with engine oil
  4. Bolt
  5. Charge Air Pressure Actuator -V465-
  6. Nut
    • 10 Nm
  7. Bolt
    • 9 Nm
  8. Connection
  9. O-Ring
    • Always replace
  10. Bolt
    • 9 Nm
  11. Turbocharger Recirculation Valve -N249-
    • Note the installation position. Refer to Fig 2.
  12. O-Ring
    • No replacement part; Turbocharger Recirculation Valve -N249- in the delivery package
  13. Turbocharger
  14. O-Ring
    • Always replace
    • Coat with coolant
  15. Bolt
    • 9 Nm
  16. Bolt
    • 9 Nm
  17. Bolt
    • 9 Nm
  18. Coolant Return Line
  19. O-Ring
    • Always replace
    • Coat with coolant
  20. O-Ring
    • Always replace
    • Coat with engine oil
  21. Bolt
    • 30 Nm
    • Coat the thread with hot bolt paste. Refer to the Parts Information.
  22. Bracket
    • For the turbocharger
  23. Bolt
    • 20 Nm + 90° additional turn
    • Always replace
  24. Bolt
    • 9 Nm

Turbocharger Recirculation Valve N249 Installation Position 

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

-- Note the installation location -arrows-.