52 26 412 Replacing backrest cover for right rear seat

Special tools required: 

• 52 0 050

Necessary preliminary work: 

• Remove BACKREST FOR REAR SEAT 
• Remove GUIDE SLEEVES 

Depending on equipment specification: 

Without OE 413: Unclip cover (1) for combined roller cover mount.

With option SA 413: Unclip trim cover for combined roller cover mount.

Fig 1: Identifying Cover For Combined Roller Cover Mount

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With option SA 413: 

Release screws (1).

Tightening torque 52 26 09AZ .

Remove mount for combined roller cover.

Fig 2: Identifying Combined Roller Cover Screws

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Gently slide lock trim (1) on side edge of backrest downwards and unclip to one side.

Gently slide lock trim on rear side towards middle.

Unclip and remove lock trim.

Fig 3: Removing Lock Trim

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Installation note: 

Retaining lugs on trim must not be damaged.

If necessary, replace faulty trim.

Fig 4: Locating Retaining Lugs On Cover

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Insert plastic wedge from outside between trim (1) and lock.

Carefully lever outer side of trim (1) with plastic wedge upwards out of catch.

Lever inner side of trim (1) with plastic wedge out of catch.

Remove trim upwards.

Fig 5: Inserting Plastic Wedge Between Cover And Lock

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Release screw (1).

Tightening torque 52 26 02AZ .

Remove outer mount (2).

Fig 6: Identifying Outer Mount With Screw

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Lever out welt in marked area from backrest frame.

Remove backrest cover with padding from backrest frame.

Fig 7: Removing Rear Panel From Backrest Frame

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Detaching cover and upholstery: 

• Release all retainers in marked area
• Remove cover from upholstery
• Remove all remnants of retainers from cover and padding
  Fig 8: Identifying Clamps In Marked Area

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Installation note: 

Insert new clamp (2) with special tool 52 0 050 and bend closed.

1. Upholstery
2. Clamp
3. Trim wire in upholstery
4. Trim wire in backrest cover
5. Backrest cover
   Fig 9: Inserting Clamp With Special Tool (52 0 050)

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Replacing cover: 

• Pull all trim wires out of cover
• If necessary, cut pockets in new cover for trim wires
• Push trim wires into cover pockets
  Fig 10: Identifying Trim Wires Into Cover Pockets

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Installation note: 

Make sure plastic bush (1) is fitted correctly in the backrest frame.

The plastic bush (1) must be retained in the backrest frame with a lug.

Plastic bush (1) is clipped from outside inward.

Fig 11: Identifying Plastic Bush

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