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

NOTES ON CHECKING IGNITION SYSTEM Troubleshooting -> Fault in fuel injection system -> Spark plug faults -> Ignition coil faults -> Further fault patterns with evaluation -> Additional

 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

SEE MORE:

 Replacing One Upper Control Arm

NOTE: If the control arm is detached from the rear axle carrier, it is necessary after reinstallation to carry out a wheel/chassis alignment check. Necessary preliminary tasks: Remove rear wheel. Deactivate and empty air spring system. Shown on vehicle at rear right: Remove holders (1) from con

 Control Unit Box

REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION). NOTE: Follow instructions for removing and installing electronic control units. Necessary preliminary tasks: Read fault memory Disconnect negative

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