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:
Special tools required:
32 1 260
NOTE: The work steps are show on assorted components. Ear clip must
always be
replaced.
To remove an ear clip, place special tool 32 1 260 at right angles to ear and
cut ear open.
Fig. 70: Identifying Special Tool (32 2 160)
The ear clip can be fitted not only
Facts:
In the event of accidents or driving conditions similar to accidents,
shocklike loads can cause different types of
damage to steering gears. When a steering gear is externally undamaged, it is
sometimes only possible to
identify damage with great difficulty and with great effort. However, d