67 31 570 Removing and installing/replacing drive unit for head restraint height adjustment on left or right front seat

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Necessary preliminary tasks:

Remove crash-active headrest. See 52 14 392 REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT CRASH-ACTIVE HEADREST .
Remove backrest cover. See 52 14 408 REPLACING BACKREST COVER FOR FRONT PASSENGER SEAT (NORMAL/ELECTRICAL) ; 52 16 407 REPLACING BACKREST COVER (SPORT) FOR DRIVER'S SEAT or 52 16 408 REPLACING BACKREST COVER (SPORT) FOR FRONT PASSENGER SEAT in the head restraint area.

Disconnect plug connection (1).

Unfasten screws (2).

Tightening torque 67 31 3AZ .

Feed out drive unit for head restraint height adjustment (3) in direction of arrow and remove.

Fig 1: Removing Head Restraint Height Adjustment Drive Unit

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE:

Carry out FUNCTION CHECK WITH ADAPTER CABLE
INITIALIZE drive unit for head restraint height adjustment.