BMW X5: Ignition Wires, Spark
REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
Necessary preliminary tasks:
- Switch off ignition
- Remove ignition coils.
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.

Fig. 1: Identifying Special Tool (12 1 171) And (12 1 172)
READ NEXT:
NOTES ON CHECKING IGNITION SYSTEM
Troubleshooting -> Fault in fuel injection system
-> Spark plug faults
-> Ignition coil faults
-> Further fault patterns with evaluation
-> Additional
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:
Necessary preliminary tasks:
Remove rear seat.
Version with 3rd seat row only:
Fold rear seat forwards
Remove adapter plate.
Release screw (1) on end fitting.
Installation:
Replace screw.
Tightening torque.
Fig. 9: Identifying Seat Belt Screw
Release screw (1).
Installation:
Replace scre
Overview
Buttons in the vehicle
Climate control functions
Temperature.
Maximum cooling.
AUTO program.
Air flow, manual.
Intensity Auto program.
Air distribution, manual.
Seat heating.
Switching climate control
functions on/off
Functional requirement
The rear automatic climate control is not ready