BMW X5: Engine Mechanical Overview
BMW X5 (G05) 2019-2026 Service & Repair Manual / Engine Service Information / Engine Mechanical Overview
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Crankcase
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
Bolts
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
Cylinder Head Cover
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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Instrument cluster
Principle
The instrument cluster is a variable display.
When you change to a different program via Driving
Dynamics Control, the displays in the instrument
cluster adapt to the respective driving
mode.
General information
Depending on the vehicle equipment, it may be
possible to deactivate the disp
Ignition Wires, Spark
REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
12 1 171
12 1 200.
Necessary preliminary tasks:
Switch off ignition
Remove ignition coils.
Unscrew spark plugs with special tool 12 1 171.
Installation:
Tighten down spark plugs with special tool 12 1 171a
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