Principle
The system may prevent some accidents with
cross traffic at intersections and junctions. In the
event of an accident, the system may reduce impact
speed.
The system sounds a warning in the city speed
range before an imminent collision and activates
brakes independently, if needed.
General
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