Installing all spark plugs
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.
- 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. - First screw spark plug into engine using special tool 0 496 065 (12 1 230)
until it is hand-tight.
- Tighten spark plugs with torque wrench, special tool 0 495 560 (12 1 220) and extension with joint.
TIGHTENING TORQUES SPECIFICATION
| Spark plugs | ||
| M12x1.25 | Tightening torque | 23 Nm |
Follow-up work
- Refer to INSTALLING THE IGNITION COILS .
- Refer to INSTALLING THE SERVICE OPENING IN SOUND INSULATION ON TOP OF ENGINE .
- Refer to INSTALLING ACOUSTIC COVER .