Overview - Crankcase Ventilation

Fig 1: Overview - Crankcase Ventilation Exploded View

Courtesy of AUDI OF AMERICA, LLC

1. Seal
   • Replace after removing.
2. Hose
   • To the EVAP Canister
3. Hose
   • For the crankcase ventilation
4. Crankcase Ventilation Module
   • Removing and Installing. Refer to CRANKCASE VENTILATION MODULE, REMOVING AND INSTALLING .
5. O-Ring
   • Replace if damaged
   • Black
6. O-Ring
   • Replace if damaged
   • Orange
7. Bolt
   • 4.5 Nm
8. Line
   • For the crankcase ventilation
9. Seal
   • Replace if damaged
10. Line
    • For the crankcase ventilation
11. Bolt
    • 3.5 Nm
12. Seal
    • Replace if damaged
13. Bolt
    • Tightening Specifications and Sequence. Refer to Fig 2.

Crankcase Ventilation Module - Tightening Specifications and Sequence

Fig 2: Crankcase Ventilation Module - Tightening Specifications and Sequence

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1 to 9- in the sequence shown to 9 Nm.