12 12 011 Replacing all spark plugs
NOTE:
For Special Tool identification, see SPECIAL TOOLS - X5 (3.0i) .
Special Tools Required:
- 12 1 171
- 12 1 200
NOTE:
This repair instruction is valid for the following engines:
- M52/M52TU/M54/M56.
Necessary Preliminary Tasks:
- Remove ignition coils. Refer to 12 13 511 REPLACING IGNITION COIL (M52, M52TU, S52, S50US, M54) .
Unscrew and remove spark plugs with special tool 12 1 171 in conjunction with special tool 12 1 200.
Installation:
If special tool 12 1 200 is not used,
Tightening torque, refer to 12 12 1AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .