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Home >> BMW >> 2016 >> X3 xDrive28i >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine - Repair >> Flywheel >> 11 22 500 Removing and installing/replacing flywheel (N52T)

11 22 500 Removing and installing/replacing flywheel (N52T)

Special tools required: 

IMPORTANT: Aluminum-magnesium materials.
No  steel screws/bolts may be used due to the threat of electrochemical corrosion.
A magnesium crankcase requires aluminum screws/bolts exclusively.
Aluminum screws/bolts must be replaced each time they are released  .
Aluminum screws/bolts are permitted with and without color coding (blue).
For reliable identification:
Aluminum screws/bolts are not magnetic  .
Jointing torque and angle of rotation must be observed without fail (risk of damage)  .

Necessary preliminary work: 

For vehicles with optional extra SA205 (automatic transmission): 

Secure flywheel (1) with existing transmission bolt (2) and special tool 11 9 260 .

Installation note: 

Replace aluminum screws. 

Unfasten flywheel bolts.

Tightening torque: 11 22 1AZ .

Installation note: 

Flywheel (1) is secured with an dowel pin.

Fit new flywheel bolts.

Clean all threads for flywheel bolts in crankshaft.

Fig 1: Securing Flywheel With Transmission Bolt
G04751112Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.