Remove/install front seat frame covers

AR91.10-P-1200EC

Remove/install front seat frame covers

17.5.11

23.4.10

Pelvis airbag (pelvisbag) added

 

Remove/install

 Danger!

Risk of injury caused by moving parts that can pinch, crush or, in extreme cases, even sever extremities

No parts of the body or limbs should be within the operating range of the mechanism when moving components.

AS00.00-Z-0009-01A

 Danger!

Risk of injury caused by performing testing or repair work on airbag or emergency tensioning retractor units

Store airbag units with deployment side facing up; do not expose to temperatures greater than 100 °C. When working on these units, disconnect the power supply.

AS91.00-Z-0001-01A



Notes on performing repair, body work and welding on vehicles with airbags or emergency tensioning retractor units

AH91.00-P-0002-01M



Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A



Assessment of airbag and emergency tensioning retractor units in accident vehicles

AH91.00-P-0006-01B



Legal regulations on handling and storing airbags and emergency tensioning retractor units

AH91.00-P-0004-01A

1

Move front seat far enough forward and up to enable the outer cover (1) to be removed

2.1

Remove seat cushion (2)

 For removing outer cover (1) from driver seat on vehicles without code (873) Seat heater for left and right front seat, and without code (409) Left/right front multicontour seats.

AR91.10-P-3310CW

2.2

Unfasten seat cushion (2) and place to one side with lines connected

 For removing outer cover (1) from driver seat on vehicles with code (873) Seat heater for left and right front seat, and without code (409) Left/right front multicontour seats.

For removing outer cover (1) from front passenger seat.

AR91.10-P-3310CW

 Make sure there is unobstructed movement of the electrical wiring harnesses under the seat cushion (2), as otherwise there is a risk of damage.

 Expose electrical wiring harnesses until the seat cushion (2) can be adequately raised.

3

Disconnect battery ground line

On vehicles with code (291) PELVIS AIRBAG (PELVISBAG)

Model 204

AR54.10-P-0003CW

Model 207

AR54.10-P-0003EW

4

Remove screw (arrow B) and unclip hand wheel (3) on outer cover (1) using two assembly wedges

On vehicles without code (275) Memory package (driver seat, steering column, mirrors)
or without code (242) Electrically adjustable front passenger seat with memory

 Assembly wedge

*110589035900

5

Remove screw (6) on upper inner cover (5)

6

Unclip outer cover (1) at catch hooks (arrows A) of lower inner cover (4)

 Assembly wedge

*110589035900

7

Remove screws/bolts (9) of pelvis bag at backrest frame

On vehicles with code (291) PELVIS AIRBAG (PELVISBAG)



*BA91.60-P-1014-01M

8

Remove front screw (7) from seat frame (8)

9

Pull the outer cover (1) and upper inner cover (5) at the rear on the seat frame (8) far enough apart until the outer cover (1) can be removed with the upper inner cover (5) from the seat frame (8)

10.1

Remove outer cover (1) far enough from seat frame (8) until the electrical connectors of the driver seat partially electric seat adjustment switch (S22/1) or the front passenger seat partially electric seat adjustment switch (S23/1) can be disconnected

On vehicles without code (275) Memory package (driver seat, steering column, mirrors)
or without code (242) Electrically adjustable front passenger seat with memory

 Installation: Ensure that the clips (arrows C) of the outer cover (1) on the seat frame (8) are correctly seated.

10.2

Remove outer cover (1) far enough from seat frame (8) until the electrical connector of the driver seat lumbar support adjustment switch or the front passenger seat lumbar support adjustment switch can be disconnected

On vehicles with code (275) Memory package (driver seat, steering column, mirrors) without code (409) Left/right front multicontour seats
or with code (242) Electrically adjustable front passenger seat with memory without code (409) Left/right front multicontour seats

 Installation: Ensure that the clips (arrows C) of the outer cover (1) on the seat frame (8) are correctly seated.

11.1

Disconnect electrical connector of driver seat partially electric seat adjustment switch (S22/1) or front passenger seat partially electric seat adjustment switch (S23/1)

On vehicles without code (275) Memory package (driver seat, steering column, mirrors)
or code (242) Electrically adjustable front passenger seat with memory

11.2

Disconnect electrical connector of driver seat lumbar support adjustment switch or front passenger seat lumbar support adjustment switch

On vehicles with code (275) Memory package (driver seat, steering column, mirrors) without code (409) Left/right front multicontour seats
or with code (242) Electrically adjustable front passenger seat with memory without code (409) Left/right front multicontour seats

12.1

Unclip driver seat partially electric seat adjustment switch (S22/1) or front passenger seat partially electric seat adjustment switch (S23/1) from outer paneling (1) at catch hooks (arrows D)

 Only when replacing outer paneling (1), in vehicles without code (275) Memory package (driver seat, steering column, mirror)
or code (242) Electrically adjustable front passenger seat with memory function.

12.2

Unclip driver seat lumbar support adjustment switch or front passenger seat lumbar support adjustment switch from the outer cover (1)

 Only when replacing outer panel (1), in vehicles with code (275) Memory package (driver seat, steering column, mirrors) without code (409) Left/right front multicontour seats
or with code (242) Electrically adjustable front passenger seat with memory function without code (409) Left/right front multicontour seats.

13

Disconnect driver pelvis airbag electrical connector (X173/1) or front passenger pelvis airbag electrical connector (X173/2)

On vehicles with code (291) PELVIS AIRBAG (PELVISBAG)

14

Remove outer cover (1)

15

Remove outer cover (1) from inner upper cover (5)

 Only when replacing outer panel (1).

16

Remove pelvis bag

 Only when replacing outer panel (1) on vehicles with code (291) PELVIS AIRBAG (PELVISBAG).

AR91.60-P-0300ES

17

Install in the reverse order

Number

Designation

Model
204.3

Model
207

BA91.60-P-1014-01M

Bolt, pelvis airbag to backrest frame

Nm

7.5

7.5