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Home >> BMW >> 2017 >> 340i Standard Trans >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> Seats - Repair (F30) >> 52 14 Front Seat, Normal, Electrical >> 52 14 408 Replacing backrest cover for front passenger seat (normal/electrical)

52 14 408 Replacing backrest cover for front passenger seat (normal/electrical)

Special tools required: 

Necessary preliminary work: 

IMPORTANT: Risk of damage on sharp-edged seat mechanism.
Guide all cables carefully through seat and backrest mechanism.
Make sure cable is routed without kinks and tension.
Make sure plug connections are correctly locked.
Make sure connectors are correctly seated in latch mechanisms.

Version with seat heating only: 

Unlock and disconnect plug connection seat heating backrest (1).

Detach cable strap.

Detach seat heater cable (2) from cable clips on seat mechanism.

Installation note: 

Plug connections are coded against incorrect assembly.

Replace cable strap.

G09851295Courtesy of BMW OF NORTH AMERICA, INC.

Lift welt out of backrest frame.

Detach the lower backrest cover from metal tabs.

Carefully slide bracing cloth with foam through backrest gap and seat structure.

If applicable, route cable carefully through seat and backrest mechanics as the edges of the frame may be sharp.

Installation note: 

Slide foam completely through backrest gap and seat structure.

Make sure foam and bracing cloth are correctly fitted.

G10097593Courtesy of BMW OF NORTH AMERICA, INC.

Pull off backrest cover (1) with upholstery sideways and towards top from backrest frame.

G09851301Courtesy of BMW OF NORTH AMERICA, INC.

Release all clamps in marked area.

Remove backrest cover from padding.

NOTE: Remove all remnants of clamps from backrest cover and upholstery.
G10047105Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Bend new clamp (2) with special tool 52 0 050.

  1. Upholstery
  2. Clamp
  3. Trim wire in upholstery
  4. Trim wire in backrest cover
  5. Backrest cover
G09851303Courtesy of BMW OF NORTH AMERICA, INC.

Replacement only: 

Pull trim wires out of backrest cover.

Cut new backrest cover to size and insert trim wires.

G10047107Courtesy of BMW OF NORTH AMERICA, INC.