Remove/install front seat frame

AR91.10-S-5319E

Remove/install front seat frame

28.01.2016

Model

447, 448.8

with code SF1 (Electrically adjustable luxury driver seat)

Model

447, 448.8

with code SF2 (Electrically adjustable co-driver's seat)

Shown on front seat of model 447 with code YF7 (Fire extinguisher 1 kg)

2

Seat frame

16

Fire extinguisher

17

Fire extinguisher holder

18

Seat cushion frame

19

Electrical connector

20

Electrical connector

21

Electrical connector

22

Electrical connectors

M27/1

Driver seat fore/aft adjustment motor

M27/2

Driver seat height adjustment motor

M27/3

Driver seat inclination adjustment motor

M28/1

Front passenger seat fore/aft adjustment motor

M28/2

Front passenger seat height adjustment motor

M28/3

Front passenger seat inclination adjustment motor

N32/5

Driver seat adjustment with memory control unit

N32/6

Front passenger seat adjustment with memory control unit



Notes on carrying out repair work in the vehicle interior

AH68.00-N-0001-01S

 

Remove/install

1

Remove left or right front seat

AR91.10-S-1000E

2

Remove left and right paneling at side of seat frame (2)

AR91.10-S-1200EE

3

Remove backrest from seat frame (2) and place to one side with connected electrical wiring harness

 Backrest to seat frame

*BA91.10-N-1002-01J

4

Unclip covers from both seat adjustment rails and remove

5

Remove seat belt buckle on front seat from seat frame (2)

AR91.40-S-1510E

6

Remove fire extinguisher (16) from bracket for fire extinguisher (17)

Model 447
with code SF1 (Electrically adjustable luxury driver seat)
with code YF7 (Fire extinguisher 1 Kg)
When removing seat frame (2) from driver seat.

7

Remove bracket for fire extinguisher (17) from seat cushion frame (18)

Model 447
with code SF1 (Electrically adjustable luxury driver seat)
with code YF7 (Fire extinguisher 1 Kg)
When removing seat frame (2) from driver seat.

 The bracket for the fire extinguisher (17) is fastened with 4  screws/bolts to the underside of the seat cushion frame (18).

8

Remove front seat cushion padding

Model 447, 448.8
with code SF1 (Electrically adjustable luxury driver seat)
Model 447, 448.8
with code SF2 (Electrically adjustable co-driver's seat)

AR91.10-S-5030E

9

Disconnect electrical connector (19) from seat fore/aft adjustment seat adjustment motor, driver seat (M27/1) or seat fore/aft adjustment seat adjustment motor, front passenger seat (M28/1)

10

Disconnect electrical connector (20) from height adjustment seat adjustment motor, driver seat (M27/2) or height adjustment seat adjustment motor, front passenger seat (M28/2)

11

Disconnect electrical connector (21) from inclination adjustment seat adjustment motor, driver seat (M27/3) or inclination adjustment seat adjustment motor, front passenger seat (M28/3)

12

Disconnect electrical connectors (22)

 The number of electrical connectors (22) varies depending on equipment installed.

13

Remove driver seat adjustment control unit with memory (N32/5) or front passenger seat adjustment control unit with memory (N32/6) from seat frame (2)

14

Remove all electrical lines from seat frame (2)


Observe installation position of electric leads.
Otherwise, wrongly routed electrical lines may become trapped when the front seat is adjusted.

 The number of electrical lines varies depending on the equipment installed.

15

Install in the reverse order

 Front seats

Number

Designation

Model 448

Model 447

BA91.10-N-1002-01J

Backrest to seat frame

Nm

30

30