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.
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:
Note: With mounting material.
SI number: 0 01 00 (549)
Order number: 00 0 250
Shelf
Fig. 29: Identifying Shelf (00 0 250)
DRAWER BLOCK
Note: With 5 lockable drawers
SI number: 0 01 00 (549)
Order number: 00 0 260
Drawer block
Fig. 30: Identifying Drawer Block (00 0 260)
REAR PANEL (2 PCS.)
Note: F
Principle
HDC Hill Descent Control is a downhill control
feature that controls the vehicle speed on steep
downhill grades, for instance when driving on unpaved
roads.
General information
When the system is active, the vehicle moves at
the speed set by the driver, without the driver
having to depress