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:
For various tasks, it is necessary to unlock and lock the transmission lock.
This can be done from inside or underneath the vehicle.
From vehicle interior:
Refer to MANUAL EMERGENCY UNLOCKING OF TRANSMISSION LOCK.
Underneath car:
Remove underbody protection.
Press lever (1) towards rear.
Principle
The system prevents slipping of the cargo in the
cargo area when the anti-slip tracks are extended
to the top.
General information
Observe information and notes on loading.
The anti-slip tracks extend up automatically
when one of the following conditions is met:
Tailgate is closed.
In