67 31 610 Removing and installing/replacing drive for seat tilt adjustment (comfort seats in rear compartment)

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Necessary preliminary tasks:

Remove complete padding for rear seat.

Installation:

Powerlok screws must be replaced and must not be reused
Powerlok screws are mechanical screw locks with trilobular threads

Installation:

Microencapsulated screws (Loctite) must be replaced and may not be reused
Screw connection must be completed within 20 minutes (start of curing)
Microencapsulated screws must not be retightened
Clean thread of nut beforehand in event of repeated use

Unfasten plug connection (1) and disconnect.

Release screw (2).

Installation:

Replace screw (2).

Tightening torque 67 31 13AZ .

Fig 1: Identifying Plug Connection And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Installation:

Replace screws (1).

Tightening torque 67 31 12AZ .

Remove drive for seat tilt adjustment (2).

Fig 2: Identifying Drive Seat Tilt Adjustment And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Installation position for controlled pan installation.

Adjust position (A) of seat tilt adjustment from rear stop.

29.4 mm

Fig 3: Identifying Seat Tilt Adjustment Position
Courtesy of BMW OF NORTH AMERICA, INC.

NOTE:

Carry out FUNCTION CHECK WITH ADAPTER CABLE

Replacement only:

INITIALIZE drive unit for seat tilt adjustment.