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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Special tools required:
12 1 080
12 1 081
12 1 083
Spare parts for in-car electronics (housing and contacts):
Crimping butt connectors and contact sleeves for fan connectors up to
2.5 mm2
Crimping butt connectors and contact sleeves for fan connectors from
2.5 mm2
Crimping contact sleev
REMOVING AND INSTALLING/REPLACING OIL PRESSURE SWITCH (N62, N62TU)
Necessary preliminary tasks:
Switch off ignition
E65/E66 only: Remove intake filter housing
E53 only: Remove intake hood with air intake hose
WARNING: Scalding hazard!
Only perform this task on an engine that has cooled down.
In