BMW X5 Owners & Service Manuals

BMW X5: 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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 Removing And Installing/Replacing Left Or Right Head Airbag

WARNING: Read and comply with safety regulations for handling airbag modules and pyrotechnical belt tensioners. Incorrect handling can activate airbag and cause injury. A damaged head airbag must be replaced. A damaged head airbag exhibits an impaired protective function and in extreme cases los

 Quality Standard

The overall requirements relating to a vehicle can only be implemented by including "all" components. This applies in particular to the body. With regard to an optimum crash result, it is necessary to maintain the structural measures. It is absolutely essential to observe the procedures se

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