Replacing Positive Crankcase Ventilation Hose

Information 

• Clean all line connections carefully and close them off or cover them. 
• Use suitable stoppers for closing off lines. 

Information 

• Only unscrew the screw if the positive crankcase ventilation hose needs to be replaced. 
• Always ensure that a new screw with the part number 9A710344800 is used. 

1. Replace positive crankcase ventilation hose -2-  .
   1. 1.1 Loosen screw -1-  using a multiple-tooth socket wrench (M6).
   2. 1.2 Drive the multiple-tooth socket wrench into the screw head using a hammer.
   3. 1.3 Loosen the screw -1-  using jerking movements and unscrew.
   4. 1.4 Replace positive crankcase ventilation hose -2-  .
   5. 1.5 Fit new screw -1-  and tighten using > VAS 6970 - Insert bit  .

      > Tightening torque 9 Nm (6.5 ftlb.) 

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Positive crankcase ventilation hose