The valvetrain on the N52 introduced in 2006, used 5 mm valve stems on both
the intake and exhaust. To
increase durability, the exhaust valve stems were increased to 6 mm from 6/06
production.
All of the new NG6 engine have adopted the 6 mm valve stem for the exhaust, the
intake stem remains at
REPLACING SOCKET HOUSING FOR LEFT OR RIGHT REAR LIGHT
WARNING: Follow instructions for handling light bulbs (exterior
lights).
Rear light in side panel:
Remove flap in luggage compartment trim panel.
Turn socket housing and pull out of rear light.
NOTE:
Bulb, adaptive brake light
Bulb, reversin