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:
Switches in the vehicle
The light switch element is located next to the
steering wheel.
Night vision.
Lights off.
Daytime driving lights.
Parking lights.
Automatic headlight control.
Adaptive light functions.
Low beams.
Instrument lighting.
Right roadside parking light.
Left roadside parking ligh
Buttons on the vehicle key
Unlocking
Locking
To open the tailgate
Panic mode, pathway lighting
Unlocking the vehicle
Press the button on the vehicle
key.
Depending on the settings, either only the driver's
door or all vehicle access points are unlocked.
If only the driver's door is unlocke