Necessary preliminary tasks:
Remove trim panels for door pillar.
If necessary, remove air vent.
Move front seat upwards.
Release screw (1) on front seat.
Installation:
Replace screw.
Tightening
One of the major changes on the new NG6 engines is that the crankcase
ventilation system has been upgraded
and improved. This applies to all of the new NG6 versions (N52KP, N51 and N54).
There are two distinct versions of crankcase ventilation. One type is unique to
the N54 and the other applies