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. See 12 1 200 TORQUE
LIMITER 30 NM.
Tightening torque 12 12 1AZ0.
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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:
Guest profile
The guest profile can be activated by any driver.
Vehicle settings that are entered when the guest
profile is active will be stored in the guest profile.
In the following cases the guest profile is automatically
active:
A driver profile has not been created yet.
No driver profile h
REPLACING SOCKET HOUSING FOR LEFT OR RIGHT REAR LIGHT
WARNING: Follow instructions for handling light bulbs (exterior
lights).
Rear light in side panel:
Remove flap in luggage compartment trim panel.
Turn socket housing and pull out of rear light.
NOTE:
Bulb, adaptive brake light
Bulb, reversin