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:

 xDrive

Principle xDrive is the all-wheel-drive system of the vehicle. Concerted action by the xDrive and and other suspension control systems, such as Dynamic Stability Control (DSC), further optimizes traction and driving dynamics. General information xDrive variably distributes the driving power to the

 Unlocking And Disconnecting Different Plug Connections

NOTE: Examples of unlocking and disconnecting different plug connections. Press lock and open clip in direction of arrow. Disconnect plug connection. Fig. 4: Pressing Lock Press lock and open clip in direction of arrow. Disconnect plug connection. Fig. 5: Opening Clip Open clip in direction of a

© 2019-2026 Copyright www.bmwx5info.com