52 14 031 Removing and installing/replacing backrest frame for left or right driver's seat

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Necessary preliminary tasks:

Remove DRIVER'S SEAT .
Partially remove BACKREST COVER for front seat

NOTE: For purposes of clarity the following operations are shown with the backrest cover removed.

Detach clips (2).

Installation:

Replace faulty clips (2).

Unlock plug connections (1) and disconnect.

Detach wiring harness retainers from backrest frame.

Feed wiring harness out of backrest frame.

Fig 1: Disconnecting Plug Connections

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip left and right clips (1).

Unhook seat covers (2) on left and right.

Release left and right screws (3).

Tightening torque: see 2AZ in 52 10 FRONT SEATS

Remove backrest frame.

Fig 2: Identifying Left And Right Seat Cover, Clips And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement only:

If necessary, remove LUMBAR CUSHION with DRIVE MECHANISM and VALVE BLOCK .
Remove SIDE AIRBAG
Remove complete backrest cover. See BACKREST COVER FOR DRIVER'S SEAT or BACKREST COVER FOR FRONT PASSENGER SEAT .
Remove CARRIER PLATE FOR REAR CABIN ENTERTAINMENT

NOTE: The new backrest frame part contains all the drives.

Version with rear cabin monitor (RSE) only:

Blind rivet threaded pins for carrier plate must be reset.

Attach blind rivet thread pins with ZS 308 rivet gun (see BMW parts catalogue).

Fig 3: Locating Carrier Plate Rivet Threaded Pins

Courtesy of BMW OF NORTH AMERICA, INC.