BMW X5: Engine Mechanical Overview
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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
Although, the N54 engine has an all aluminum crankcase, many of the bolts are
still aluminum as on the N52.
This is to reduce any potential confusion between steel and aluminum bolts.
Some bolts, fo
As stated before, the cylinder head cover used on all of the new NG6 engines
is made from plastic. However, the design differs between the engines due to
engine equipment.
For example, the N54 engi
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REMOVING AND INSTALLING/REPLACING COOLANT THERMOSTAT (N62)
WARNING: Danger of scalding!
Only perform these tasks on an engine that has cooled down.
Recycling:
Catch and dispose of drained coolant.
Observe country-specific waste-disposal regulations.
Follow instructions for working on cooling syste
System limits
Temperature
The tire inflation pressure depends on the tire's
temperature.
Driving or exposure to the sun will increase the
tire's temperature, thus increasing the tire inflation
pressure.
The tire inflation pressure is reduced when the
tire temperature falls again.
These circumstanc