Flex Plate: Service and Repair

11 22 500 - Removing and installing/replacing flywheel (N52K)





Special tools required:
- 11 4 180
- 11 9 260
- 11 9 265





Important!
Aluminium-magnesium materials.

No steel screws/bolts may be used due to the threat of electrochemical corrosion.

A magnesium crankcase requires aluminium screws/bolts exclusively.

Aluminium screws/bolts must be replaced each time they are released.

Aluminium screws/bolts are permitted with and without

color coding (blue).

For reliable identification:

Aluminium screws/bolts are not magnetic.

Jointing torque and angle of rotation must be observed without fail (risk of damage).





Necessary preliminary tasks:
- Remove transmission
- Remove clutch Service and Repair





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 aluminium screws.

Unfasten flywheel screws.

Tightening torque 11 22 1AZ 11 22 Flywheel.

Installation Note:
Flywheel (1) is secured with an alignment pin.

Fit new flywheel screws.

Clean all threads for flywheel screws in crankshaft.





For vehicles without optional extra SA205 (automatic transmission):

Secure flywheel with existing transmission bolt (1) and special tools 11 9 260 and 11 9 265.

Installation Note:
Replace aluminium screws.

Release flywheel screws with special tool 11 4 180.

Tightening torque 11 22 2AZ 11 22 Flywheel.

Installation Note:
Flywheel is secured with a dowel pin.

Fit new flywheel screws.

Clean all threads for flywheel screws in crankshaft.





Assemble engine.