11 22 000 Removing And Installing/Replacing Flywheel (N62)

WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

For Special Tool identification, refer to ENGINE - SPECIAL TOOLS - 645CI .

Special Tools Required:

11 4 180
11 9 260
11 9 262
11 9 263
11 9 264

Necessary Preliminary Tasks:

Remove automatic transmission. AUTOMATIC TRANSMISSION .
Remove manual transmission. Refer to REMOVAL & INSTALLATION - 545I & 645CI (GS6-53BZ) or REMOVAL & INSTALLATION - 545I & 645CI (GS6S53BZ SMG) .
Remove clutch. Refer to CLUTCH .

Automatic Transmissions Only:

Block flywheel (1) with special tools 11 9 260 / 11 9 263 / 11 9 264.

Unfasten flywheel screws.

Remove flywheel (1). Refer to 11 22 000 REMOVING AND INSTALLING/REPLACING FLYWHEEL (N62) .

Fig 1: Identifying Flywheel Secured With Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Clean threads on flywheel screws in crankshaft.

Flywheel (1) is secured with an alignment pin.

Fit flywheel (1).

Fit new flywheel screws.

Tightening torque, refer to 11 22 1AZ in ENGINE - TIGHTENING TORQUES .

Manual Transmissions Only:

Block flywheel (dual-mass) with special tools 11 9 260 / 11 9 262 / 11 9 263.

Release flywheel screws with special tool 11 4 180.

Installation:

Flywheel (1) is secured with an alignment pin.

IMPORTANT: Do not use screw locking varnish.

Tightening torque, refer to 11 22 1AZ in ENGINE - TIGHTENING TORQUES .

Fig 2: View Of Dual-Mass Flywheel Secured With Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.