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11 22 500 Removing and installing or replacing flywheel (N12)

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Necessary preliminary tasks: 

Lock flywheel with special tool 11 9 590 .

Fig 1: Identifying Special Tool (11 9 590)
G04796154Courtesy of BMW OF NORTH AMERICA, INC.

Flywheel for automatic transmission 

Release flywheel bolts (1).

Tightening torque: 11 22 1AZ.

Installation: 

Flywheel (1) is secured with an alignment pin.

Fit new flywheel screws.

Clean crankshaft thread for flywheel screws.

Fig 2: Identifying Flywheel Bolts (Automatic Transmission)
G04796217Courtesy of BMW OF NORTH AMERICA, INC.

Flywheel for manual gearbox 

Flywheel with and without dual-mass: release bolts (1).

Installation: 

Flywheel is secured with a dowel pin.

Fit new flywheel screws.

Tightening torque: 11 22 2AZ.

Fig 3: Identifying Flywheel Bolts (Manual Gearbox)
G04796218Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Sensor gear (1) is loose on crankshaft and is first secured to flywheel.

Dowel pin (2) for securing sensor gear/flywheel.

Fig 4: Identifying Sensor Gear And Dowel Pin
G04796219Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.