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 Outer Fold Adapter

Necessary preliminary tasks: Remove outer fold trim. Remove rear panel trim. Partially remove seat cover with padding. Release screw. Release screw (1). Unclip trim (2) at top. Carefully tighten follower (2) on seat cushion frame. Feed trim (2) out of seat mechanism. REMOVING AND INSTALLI

 Sensor For Control Unit

REMOVING AND INSTALLING/REPLACING DIFFERENTIAL PRESSURE SENSOR (N52 / N52K / N51) Necessary preliminary tasks: E90 / E91 / E92 / E93 / E87: Remove lower section of microfilter housing. E85 / E86 E90 / E91 / E92 / E93: Remove left tension strut on suspension strut dome E70: Remove intake filte

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