Rear seats

From W220 S-Class Encyclopedia
Revision as of 20:41, 18 April 2017 by Pokseva (talk | contribs) (Remove/install rear-seat backrest)
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Rear seat adjustment

In vehicles equipped with option code ?? the switch can be used to adjust rear head restraint.


In vehicles equipped with option code ?? the switches can be used to adjust rear:

  • (1) Seat bench fore and aft adjustment
  • (2) Head restraint fold/place upright


In vehicles equipped with option code ?? the switches can be used to adjust rear:

  • (1) Seat fore and aft adjustment
  • (2) Seat height
  • (3) Head restraint fold/place upright


Front passenger seat adjustment from rear

Vehicles equipped with option code 247 have two additional buttons (buttons (1) and (2)) on the rear DCM behind front passenger seat, which can be used to adjust front passenger seat.

None: Adjusting the passenger seat position from the rear is not possible if you deactivate the operation of the rear door windows (override switch in driver's door).

Remove Rear Seat Backrest

Lower the head restraints. There are 2 torx bolts at the bottom of the backrest - remove these and if the car doesn’t have electrical rear seats, lift the backrest up about an inch and pull it right out. With electrical rear seats the centre seat squab and back-rest must be removed to expose two Torx screws securing the left and right rear back-rests at the centre top.

Remove Rear Seat Bench

There are two push buttons under the bottom lip of the leather where it meets the floor carpet - run your fingers along until you feel the recess and just push it in. Do this on both sides of the car, and the bench can be lifted out.

Remove/install rear seat cushion

Remove/install rear seat cushion

  • 1 - Rear bench seat
  • 2 - Release lever
  • 3 - Crash bracket
  1. Pull release lever (2) upwards and lift up rear bench seat (1)
  2. Disconnect electrical connector for heated seats (on vehicles with electric heated seats for left and right rear seat, code 872).
  3. Remove rear bench seat (1). An assistant is needed for the rear bench seat with integral child seat.
  4. Installation: Expose lap belt and seat belt buckles. Pay attention to pilot stud (arrow) and insert the rear bench seat at the rear left and right in the crash bracket (3).

Remove/install rear seat cushion (CODE 223b)

  • 1 - Springs for seat locking mechanism
  • 2 - Pins for locating rear seat cushion
  • 3 - Electrical connector for heated seats
  • 4 - Rear seat cushion
  • 5 - Electrical connector for seat ventilation
  1. Move rear seat cushion (4) fully forwards
  2. Press springs (1) below the rear seat cushion (4) outwards and remove seat cushion. Installation: Ensure that the pins (2) on the seat adjuster move in the guides on the seat.
  3. Disconnect electrical connector for heated seats (3) (on vehicles with electric heated seats for left and right rear seat, code 872).
  4. Disconnect electrical connector of seat ventilation (5) and heated seats (on vehicles with seat ventilation for rear seats, code 402a).
  5. Install in the reverse order

Remove/install rear seat cushion (CODE 224c)

  • 1 - Rear seat cushion
  • 2 - Retaining strap
  • 3 - Arresting hooks
  • 4 - Springs
  • 5 - Electrical plug connection
  1. Move rear seat cushion (1) fully forwards
  2. Press the springs (4) under the rear seat cushion (1) outwards and unhook the rear seat from the locking hooks (3)
  3. Disconnect electrical connector for heated seats (5)
  4. Disconnect electrical connector of seat ventilation (5) and heated seats
  5. Unhook tensioning strap (2) on the left and right of the locking hooks (3). Installation: Attach the tensioning straps (2) on the left and right in sequence and lock the rear seat cushion in position.
  6. Remove front seat backrest (1) from seat adjuster. Installation: Ensure that the pins on the back of the seat adjuster move in the guides on the seat.
  7. Install in the reverse order

Remove/install rear-seat backrest

Remove/install rear-seat backrest

  • 1 - Rear seat backrest
  • 2 - Bolts
  1. Lower the rear head restraints
  2. Remove rear seat cushion
  3. Unscrew bolts (2) on the rear wall on the bottom, side left and right and in the middle.
  4. Disconnect electrical connector for heated seats (on vehicles with electrically heated left and right rear seats, code 872).
  5. Lift rear seat backrest (1) upwards and remove.
  6. Installation: Insert plug-in bracket (arrows) at the top of the rear wall; expose rear seat belts and seat belt buckle.
  • Bolt for rear seat backrest to rear wall: Nm 25

Remove/install rear-seat backrest (CODE 223b)

  • 1 - Rear seat cushion
  • 2 - Rear seat backrest
  • 3 - Bolt
  • 4 - Control valve cover
  • 5 - Backrest side paneling
  • 6 - Upholstery on center armrest
  • 7 - Bolts
  • 8 - Bolts
  1. Remove rear seat cushion (1).
  2. Remove lumbar support control valve for rear seat backrest
  3. Unscrew screw (3) and remove cover of control valve (4)
  4. Remove rear door sill molding
  5. Remove rubber door seals in the area of the backrest side paneling (5).
  6. Remove backrest side paneling (5). Ensure that retaining clamps (arrows) are seated correctly.
  7. Unlock upholstery above center armrest (6) and pull out upwards. Unlocking, accessible from above on the left and right.
  8. Unscrew bolts (7) from seat adjuster.
  9. Disconnect electrical connector for heated seats (on vehicles with electric heated seats for left and right rear seat, code 872).
  10. Disconnect electrical connector of seat ventilation and heated seats (on vehicles with seat ventilation for rear seats, code 402a).
  11. Expose pneumatic line from control valve to rear seat backrest.
  12. Unscrew bolts (8) and lift up rear seat backrest (2) and remove. Installation: Check belts and seat belt buckle for clearance.
  13. Install in the reverse order
  • Bolt for rear seat backrest to seat adjuster: Nm 25
  • Bolt for rear seat backrest to rear wall: Nm 25

Remove/install rear-seat backrest (CODE 224c)

  • 1 - Rear seat backrest
  • 2 - Storage box
  • 3 - Bolt
  • 4 - Cover
  • 5 - Backrest side paneling
  • 6 - Upholstery on center armrest
  • 7 - Bolt
  • 8 - Bolt
  • 9 - Pneumatic hoses
  1. Removing rear seat multicontour backrest control module until pneumatic lines to rear seat backrests are easy to access.
  2. Remove rear seat multicontour backrest control switch
  3. Undo screw (3) and remove cover (4) from multicontour backrest control switch
  4. Remove rubber door seals in vicinity of backrest side paneling (5).
  5. Remove rear door sill molding
  6. Remove backrest side paneling (5)
  7. Release upholstery above center armrest (6) and pull out from above. Left and right release mechanisms, accessible from above.
  8. Unscrew screw (7, 2 pcs.) from seat adjuster
  9. Disconnect electrical connector for heater (on vehicles with code 872 for electric seat heater, left and right rear seats).
  10. Disconnect electric connector for seat ventilation and heating (on vehicles with code 402a for rear seat ventilation).
  11. Disconnect pneumatic hose (9) from rear seat multicontour backrest control module and reveal up to rear seat backrest (1)
  12. Unscrew screws (8, 2 pcs.) and lift and remove rear seat backrest (1)
  13. Installation: check clearance of seat belts and buckles.
  14. Install in the reverse order
  • Bolt for rear seat backrest to seat adjuster: Nm 25
  • Bolt for rear seat backrest to rear wall: Nm 25