Installing the flywheel

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NOTE: TECHNICAL INFORMATION
Clean all threads with a screw tap.

Clean all the screw threads (1).

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Use set of special tools 2 285 058 .

Description
Twist drill
Thread cutter M12x1.5
Deep stop
Screw in tool

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Assemble tool set.

Number	Description
1	Tool holder
2	Thread cutter M12X1.5

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Mark screwing depth (A) on the thread cutter (1) from the special tool set 2 285 058 with a commercially available tool (2).

TECHNICAL DATA SPECIFICATION

Screw-in depth of thread cutter
Screw-in depth	18 mm

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NOTE: To provide a better overview: Shown with engine removed.

Screw in the thread cutter (1) from the set of special tools 2 285 058 up to the screw-in depth (2) in the arrow direction.

TECHNICAL DATA SPECIFICATION

Screw-in depth of thread cutter
Screw-in depth	18 mm

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Make sure that the thread cutter is (1) not pressed up against the timing chain (3).

NOTE: TECHNICAL INFORMATION
Handle the timing chain carefully to protect the timing chain and timing chain drive from damage.

Make sure that the screw-in depth (2) of the screw tap (1) is not exceeded.
The thread cutter (1) must not come into contact with the timing chain (3).

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Note the installation position of the magnet wheel (1).
Position the magnet wheel (1) on the crankshaft.

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Replace screws (1) to (8).
Parts: Screws
Position the flywheel (B).
Screw in flywheel bolt (1) to (8) by hand.
Set flywheel (B) with the special tool 0 494 034 (11 9 261) and screw tight with the special tool 0 494 130 (11 9 264) .
Make sure that the tightening sequence starts with the dowel pin (A).

Fig 1: Flywheel Screws Tightening Sequence
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Tighten the flywheel bolts in the sequence (1) to (8) (note the angle of rotation in the next step).

TIGHTENING TORQUES SPECIFICATION

Flywheel to crankshaft
M12x1.5 Replace screws.	Tightening torque	45 Nm
M12x1.5 Replace screws.	Angle of rotation	45°

Apply all flywheel bolts (1) with an angle of rotation of 45° by using the special tool 0 490 504 (00 9 120) .

NOTE: Mark all the flywheel bolts (1) with a vertical line.

Remove special tool 0 493 938 (11 9 260) .

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Follow-up work

Refer to INSTALLING AUTOMATIC TRANSMISSION (ALL-WHEEL DRIVE VEHICLE) (GA8HP51Z) .
Refer to FASTENING THE PROP SHAFT (PARTIALLY REMOVED) .
Refer to INSTALLING THE RETAINING PLATES .
Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
Refer to INSTALLING THE HEAT SHIELDS .
Refer to INSTALLING EXHAUST SYSTEM .
Refer to INSTALLING THE LEFT AND RIGHT REAR DIFFUSER .
Refer to INSTALLING THE TENSION STRUT AT THE RIGHT REAR AND IF NECESSARY, ON THE LEFT SIDE .
Refer to REMOVING STARTER MOTOR .
Refer to INSTALLING THE ACOUSTIC COVER FOR THE OIL SUMP .
Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to CHECKING/TOPPING UP THE OIL LEVEL IN THE AUTOMATIC TRANSMISSION .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .
Refer to INSTALLING THE STIFFENING PLATE .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to INSTALLING ACOUSTIC COVER .