67 31 600 Removing and installing/replacing forward/back seat adjustment drive unit (comfort seats in rear passenger compartment)

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Necessary preliminary tasks:

Remove COMPLETE UPHOLSTERY FOR REAR SEAT

Unclip flex shaft cover (1) towards top.

Fig 1: Disconnecting Flex Shaft Cover

G08472913

Courtesy of BMW OF NORTH AMERICA, INC.

Pull long sleeve tube (1) with flex shaft out of gearbox.

Fig 2: Pulling Long Sleeve Tube From Gearbox

G08472914

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (2).

Release screws (1).

Tightening torque: see 10AZ in 67 31 DRIVE, SEAT ADJUSTMENT

Remove forward/back seat adjustment drive unit.

Detach flex shafts from drive.

Fig 3: Identifying Plug Connection And Screws

G08472915

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Make sure flex shafts are correctly seated.

Make sure rubber decoupler is correctly seated on drive.

NOTE:

Carry out FUNCTION CHECK WITH ADAPTER CABLE

Replacement only:

INITIALIZE forward/back seat adjustment drive unit.