67 31 520 Removing and Installing/Replacing Drive Unit For Seat Height Adjustment

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Necessary preliminary tasks:

Remove front seat. See 52 14 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT SEAT (NORMAL/ELECTRIC) and 52 17 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT SEAT (COMFORT) .
Remove outer cover on front seat. See 52 14 040 REMOVING AND INSTALLING/REPLACING OUTER COVER ON FRONT LEFT OR RIGHT SEAT (NORMAL/ELECTRIC) .

Disconnect plug connection (1).

Loosen screws (2).

Feed out drive unit for seat height adjustment (3) and remove.

Fig 1: Removing Drive Unit For Seat Height Adjustment

Courtesy of BMW OF NORTH AMERICA, INC.

Comfort seat only:

Replacement:

Initialize drive unit for seat height adjustment. See 67 31 ... NOTES ON INITIALIZING ELECTRIC SEAT SERVODRIVES