12 12 011 Replacing all spark plugs (N62, N62TU)
WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For Special Tool identification, see ENGINE ELECTRICAL SYSTEM - SPECIAL TOOLS - 545i (4.4L) E60/N62 .
Special Tools Required:
- 12 1 171
- 12 1 172
Necessary Preliminary Tasks:
- Switch off ignition.
- Remove all ignition coils. Refer to 12 13 511 REPLACING IGNITION COIL (N62) .
Unscrew spark plugs with special tool 12 1 171.
Installation:
Tighten down spark plugs with special tool 12 1 171 and special tool 12 1 172 (torque limiter).
Without special tool 12 1 172, observe tightening torque.
Tightening torque, refer to 12 12 1AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .