As far as the physical appearance and dimensions, the crankcase on the N54 is
the same as the N52. The main
change is in the materials, the N54 uses an all aluminum alloy crankcase. There
is also ca
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The N54 and N52KP meet ULEV II requirements for 2007. There are not many
changes to the emission
systems on these engines. The N54 engine has 2 underbody catalysts in addition
to the "near engine" catalysts
already in use from the N52.
The N51 engine, however, is a SULEV II compliant engine which
Control Display
Hazard warning system
Intelligent Safety
Ventilation
Glove compartment
Automatic climate control
Radio/multimedia, see Owner's Manual for
Navigation, Entertainment, and Communication
Controller with buttons
Two-axle ride level control
xOffroad driving mode
HDC Hill Des