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Home >> Audi >> 2022 >> S7 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 112 (Lubrication Servicing 4.0L) >> 17 Lubrication >> Crankcase Ventilation >> Overview - Crankcase Ventilation >> Overview - Crankcase Ventilation, AUDI RS6 / RS7 / A8 / RSQ8 / Sq8 / Sq7

Overview - Crankcase Ventilation, AUDI RS6 / RS7 / A8 / RSQ8 / Sq8 / Sq7

WARNING: This page is about a different car, the 2022 Audi SQ7. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of Crankcase Ventilation (RS6 / RS7 / A8 / RSQ8 / SQ8 / SQ7)
GWWA17-11139Courtesy of AUDI OF AMERICA, LLC
  1. Seal
    • Replace after removing
  2. Hose
  3. O-Ring
    • Not available separately; replace if leaking -item  : Hose or damaged
  4. Bolt
    • 9 Nm diagonally
  5. Oil Separator
  6. O-Ring
    • Grey
    • Not available separately; replace if leaking -item  : Hose or damaged
  7. O-Ring
    • Red
    • Not available separately; replace if leaking -item  : Hose or damaged
  8. Hose
    • For the crankcase ventilation
  9. Bolt
    • 9 Nm diagonally
  10. Grommet
  11. Seal
    • Replace if damaged
  12. Cap
  13. Oil Separator
  14. O-Ring
    • Grey
    • Not available separately; replace if leaking -item  : Hose or damaged
  15. O-Ring
    • Red
    • Not available separately; replace if leaking -item  : Hose or damaged
  16. Hose
    • For the crankcase ventilation
  17. O-Ring
    • Grey
    • Not available separately; replace if leaking -item  : Hose or damaged
  18. O-Ring
    • Red
    • Not available separately; replace if leaking -item  : Hose or damaged
  19. Hose
    • For the crankcase ventilation
    • Disconnect and connect the hose:
      • Audi A8. Refer to Fig 2.
      • Audi RS6/RS7. Refer to Fig 3.
  20. Seal
    • Replace after removing
  21. Hose
    • For the crankcase ventilation
    • There are different versions. Refer to the Parts Information.
  22. Bolt
    • 9 Nm
  23. Bolt
    • 9 Nm
  24. Bracket
    • There are different versions. Refer to the Parts Information.
  25. Crankcase Ventilation Valve -N546-
    • There are different versions. Refer to the Parts Information.
  26. Connection
    • With check valve
  27. Bolt
    • 9 Nm
  28. O-Ring
    • Replace after removing
Fig 2: Crankcase Ventilation Hose on the Upper Air Duct Pipe (1 of 2)
GWWA21-11367Courtesy of AUDI OF AMERICA, LLC
Fig 3: Crankcase Ventilation Hose on the Upper Air Duct Pipe (2 of 2)
GWWA21-11501Courtesy of AUDI OF AMERICA, LLC