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Home >> Audi >> 2020 >> S4 Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 25 (Cylinder Head, VALVETRAIN [CYMC,CYRB,CYRC,CWPB,DAXB,DAXC,CJEB,CJED,CJEE,CNCD,CNCE,CUHA,CUJA,CNCB,CUHB,DAYB,CYGA,CYNB,CYPA,CYPB,CYYA,CVJA,DDWA,DJYA,DKWA,DNTA,DKNA,DLHA,DLHB,DMFA,DKWB,DLGA]) >> 15 Cylinder Head, VALVETRAIN >> VALVETRAIN >> Overview - VALVETRAIN >> Part II

Part II

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2020 Audi A4 allroad, 2020 Audi A4 Quattro, 2019 Audi A4 allroad, 2019 Audi A4 Quattro, and 2018 Audi A4 allroad. However, it is still accessible from the selected car via links, so may be relevant.

Part I. Refer to Part I .

Fig 1: Exploded View Of Camshaft Housing
GWWA15-11293Courtesy of AUDI OF AMERICA, LLC
  1. Cylinder Head
    • Only replace together with the cylinder head cover
  2. O-Ring
    • Lubricate with engine oil
    • Check for damage
    • No replacement part: included in the cam adjustment actuator delivery package
  3. Cam Adjustment Actuator
    • Cam Adjustment Actuator 1 -F366-
    • Cam Adjustment Actuator 2 -F367-
    • Cam Adjustment Actuator 3 -F368-
    • Cam Adjustment Actuator 4 -F369-
    • Cam Adjustment Actuator 5 -F370-
    • Cam Adjustment Actuator 6 -F371-
    • Cam Adjustment Actuator 7 -F372-
    • Cam Adjustment Actuator 8 -F373-
  4. Bolt
    • 5 Nm
  5. Ball Pin
    • 9 Nm
    • For the engine cover
  6. O-Ring
    • Always replace after removing.
    • Coat with engine oil
  7. Plugs
  8. O-Ring
    • Always replace after removing.
    • Coat with engine oil
  9. Cam Position Sensor 3 -G300-
  10. Bolt
  11. Oil Separator
  12. Bolt
    • Tightening Specifications and Sequence. Refer to Fig 2.
  13. Seal
    • Always replace after removing.
  14. Vacuum Pump
  15. Bolt
  16. Seal
    • Always replace if damaged
  17. O-Ring
    • Replace after removing.
    • Coat with engine oil
  18. Cam Position Sensor -G40-
  19. Bolt
  20. Bolt
    • 9 Nm
  21. Bracket
    • For EVAP Canister Purge Regulator Valve 1 -N80-
Fig 2: Oil Separator - Tightening Sequence
GWWA17-11178Courtesy of AUDI OF AMERICA, LLC