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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 475 (Seats - Repair) >> Front Seat, Comfort >> 52 17 407 Replacing backrest cover for driver's seat (comfort)

52 17 407 Replacing backrest cover for driver's seat (comfort)

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks: 

Optional equipment with seat heating only: 

Unlock plug connection (1) and disconnect.

Fig 1: Identifying Plug Connection
G08509227Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection (1) and disconnect.

Fig 2: Identifying Plug Connection
G08509228Courtesy of BMW OF NORTH AMERICA, INC.

Optional equipment with climate control only: 

Open Velcro fasteners (1).

Fig 3: Identifying Velcro-Type Fasteners
G08509229Courtesy of BMW OF NORTH AMERICA, INC.

Unlock and disconnect plug connections (1) for fan.

Fig 4: Identifying Fan Plug Connections
G08509230Courtesy of BMW OF NORTH AMERICA, INC.

Release clamps from tensioning straps.

Cut open cable strap (1).

Installation note: 

Bend new clamps closed with pliers 52 0 050 .

Replace cable straps.

Fig 5: Identifying Cable Strap
G08509231Courtesy of BMW OF NORTH AMERICA, INC.

Disengage backrest cover in lower area from attachment points.

Fig 6: Removing Lower Backrest Cover
G08509232Courtesy of BMW OF NORTH AMERICA, INC.

Disengage backrest cover in upper area from attachment points.

Fig 7: Removing Upper Backrest Cover
G08509233Courtesy of BMW OF NORTH AMERICA, INC.

Only with rear monitor optional equipment: 

Remove REAR PASSENGER COMPARTMENT MONITOR .

Build date up to 07/2012: 

Release tackers in marked area from carrier plate (1).

Remove clamps (2) at top left and right.

Replacement only: 

New backrest cover must be cut to size.

Slide cutting base under cover.

Place template on leather edge.

Mark outline and cut out.

Fig 8: Identifying Carrier Plate And Clamps
G08509234Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Mount head restraint to pretension backrest cover.

The seam of the backrest cover must not be wavy and must be flush with the backrest frame upper edge.

Align backrest cover centrally.

Tack backrest cover with pneumatic tacker (sourcing reference: see BMW Workshop Equipment) front inside outwards to carrier plate (1).

7 tackers on carrier plate at top.

4 tackers on left and right in side area.

Bend new clamps closed with pliers 52 0 050 .

Backrest cover must not show any folds.

Version after 07/2012: 

Release screws (1).

Remove cover (2).

Installation note: 

Cover (2) is encoded to prevent incorrect assembly.

Fig 9: Identifying Backrest Cover And Screws
G08509235Courtesy of BMW OF NORTH AMERICA, INC.

Unclip backrest cover (2) with upholstery from backrest width adjuster (1).

Remove backrest cover (2) complete with upholstery towards front.

Fig 10: Identifying Adjuster And Backrest Cover
G08509236Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Adjusting unit (1) must be secured on left and right in foamed insert.

Clamp of adjusting unit (1) must snap audibly into linkage (2).

Fig 11: Identifying Adjusting Unit And Linkage
G08509237Courtesy of BMW OF NORTH AMERICA, INC.

Release all clamps in marked area.

Remove backrest cover from upholstery.

IMPORTANT: Remove all remnants of clamps from backrest cover and upholstery.
Fig 12: Identifying Backrest Cover
G08509238Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Clamp positions are marked in upholstery.

Bend new clamp (2) closed with pliers 52 0 050 .

  1. Upholstery
  2. Clamp
  3. Trim wire in upholstery
  4. Trim wire in backrest cover
  5. Backrest cover
    Fig 13: Bending Retainer Using Pliers
    G08509239Courtesy of BMW OF NORTH AMERICA, INC.

Pull trim wires out of backrest cover.

Installation note: 

Slide trim wires into new backrest cover.

If necessary, cut into new part.

Fig 14: Identifying Backrest Cover With Trim Wires
G08509240Courtesy of BMW OF NORTH AMERICA, INC.

Lever out locking strip of head restraint guide with special tool 1 00 9 317 .

Fig 15: Identifying Head Restraint Guide Locking Strip
G08509241Courtesy of BMW OF NORTH AMERICA, INC.