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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Welding And Soldering Steel Parts
IMPORTANT: Comply with the following topics from "Body, General":
Safety regulations.
Handling electrical/electronic equipment, airbags and restraint
systems.
A. Welding steel parts:
General information
The following procedures are used for repairs:
MAG welding (M etal A ctive G as welding)
Safety Precautions And General Information
Safety instructions --> Safety regulations for handling airbag modules,
airbag components and pyrotechnical
seat belt tensioners.
--> Deactivation/activation pyrotechnical components.
Handling electrical and electronic equipment --> Unlocking/locking airbag
plug connections.
--> Repair
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