BMW X5 Owners & Service Manuals

BMW X5: Ignition Wires, Spark

REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)

Special tools required:

Necessary preliminary tasks:

Unscrew spark plugs with special tool 12 1 171.

Installation:

Tighten down spark plugs with special tool 12 1 171and special tool 12 1 200 (torque limiter).

Without special tool 12 1 200, observe tightening torque.

Tightening torque 12 12 1AZ0.

Ignition Wires, Spark
Fig. 1: Identifying Special Tool (12 1 171) And (12 1 172)

READ NEXT:

 Ignition Coil

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 Electronic Switching On Or Control Unit

 Replacing Crankshaft Pulse Generator (N52, N52K, N51, N53)

IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection). IMPORTANT: Aluminum-magnesium materials. No steel screws/bolts may be used due to the threat of ele

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 Rocker Arm With Bearing Mount

REMOVING AND INSTALLING/REPLACING ALL CAM FOLLOWERS (N52K) Special tools required: 11 4 480 Necessary preliminary tasks: Remove cylinder head cover Remove intermediate lever Remove exhaust camshaft IMPORTANT: Rocker arms (1) are divided into bearing categories. The tolerance classes are mar

 Load Control

Load control of the N54 engine is effected by means of the throttle valve and the waste gate valves. The throttle valve is the primary component in this process. The wastegate valves are actuated to bring about a fine tuning of the boost pressure. At full load the throttle valve is completely op

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