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.
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:
Principle
With the tire repair set, minor tire damage can be
sealed temporarily to enable continued driving.
General information
To enable continued driving, liquid sealant is
pumped into the tire, which hardens and
seals the damage from the inside.
Follow the instructions on using the tire rep
WARNING: Danger of poisoning if oil is ingested/absorbed through the
skin!
Recycling:
Observe country-specific waste-disposal regulations.
Measures if oil is unintentionally released:
Personal precautionary measures: Danger of slipping! Keep non-involved
persons away from the work
area. Wear