Overview - Crankcase Ventilation

Fig 1: Crankcase Ventilation Components Location

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1. Hose
   • For the crankcase ventilation
2. Cover
   • For the oil separator
3. Oil Separator
   • Replace if damaged
   • Removing and installing. Refer to OIL SEPARATOR, REMOVING AND INSTALLING .
4. O-Ring
   • Always replace after removing.
5. Connection
6. Hose
   • For the crankcase ventilation
7. Bolt
   • 9 Nm
   • Always replace after removing.
   • Tightening specification and sequence. Refer to Fig 2.
   • Self-locking

Oil Separator - Tightening Specification and Sequence 

Fig 2: Oil Separator - Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the bolts in the sequence -1 through 9-.