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.
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.
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
- Refer to INSTALLING ALL IGNITION COILS .
- Refer to MOUNTING THE SERVICE OPENING IN THE SOUND INSULATION ON TOP OF THE ENGINE .
- Refer to INSTALLING ACOUSTIC COVER .