12 12 011 Replacing All Spark Plugs (S54)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
Switch off ignition.
Remove ignition coils. Refer to 12 13 511 REPLACING IGNITION COIL (S54) .
Unscrew and remove spark plugs with special tool 12 1 171.
Installation:
- Using special tool 12 1 171 in conjunction with special tool 12 1 172, tighten spark plugs.
If special tool 12 1 172 is not used, observe tightening torque, refer to 12 12 1AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .