Installing all spark plugs
NOTE:
The description is for one component only. The procedure is identical for all further components.
- Insert spark plug (1) into special tool 0 496 065 (12 1 230).NOTE: TECHNICAL INFORMATION Do not drop spark plug into spark plug shaft! This can lead to a reduction of the electrode gap and can thus impair smooth running of the engine, especially in idle position.
- Screw the spark plugs hand-tight into the engine using special tool 0 496 065 (12 1 230).NOTE: TECHNICAL INFORMATION Exclusively swiveling extensions may be used for the reversible ratchet. Rigid mounting tool and variable plug connections with rigid option may not be used; there is a risk that the insulator breaks.
- Tighten the spark plugs with the torque wrench, the special tool 0 495 560 (12 1 220) and with a pivotable extension.TIGHTENING TORQUES SPECIFICATION
Spark plugs M12x1.25 Tightening torque 23 Nm
Follow-up work
- Install all IGNITION COILS .
- Mount the top of the engine sound insulation SERVICE OPENING .
- Install acoustic COVER .


