MERCEDES-BENZ ML350 1997 Complete Repair Manual

AR91.29-P-1420GH
Removing and installing front power seat motor group (seat cushion)
7.3.97

MODEL
163 with CODE (221b) Electrically adjustable left and right front seats

P91.29-0333-06

1
Seat cushions

2
Screws

3
Screws

4
Front bearing plate

5
Rear bearing plate

6
Snap rings

7
Bearing pin

8
Screws

M25m2
Rear up/down motor

M25m3
Front up/down motor

Operation no. of operation texts or of standard texts and flat rates
Division
Operation

no.
Operation text

P
916008
REMOVING DRIVE MOTOR FOR DRIVER'S SEAT LONGITUDINAL ADJUSTMENT (SEAT REMOVED)

P
916013
REMOVING DRIVE MOTOR FOR DRIVER'S SEAT HEIGHT ADJUSTMENT (SEAT REMOVED)

P
916058
REMOVING DRIVE MOTOR FOR PASSENGER SEAT LONGITUDINAL ADJUSTMENT (SEAT REMOVED)

P
916063
REMOVING DRIVE MOTOR FOR PASSENGER SEAT HEIGHT ADJUSTMENT (SEAT REMOVED)


Removal, installation

1
Remove front seat backrest

AR91.10-P-1060GH

2
Unscrew screws (2) on seat frame

Torx bit set

*000589011000

3
Remove seat cushion (1) from seat

adjustment mechanism

4
Disconnect connectors from adjustment

motors (M25m2, M25m3)

5
Unscew screws (3) on bearigng plates (4, 5)

Torx bit set

*000589011000

6
Remove bearing plates (4, 5)

7
Remove snap rings (6) on bearing pins (7),

press bearing pins out of fork heads

8
Unscrew screws (8) on shaft beerings

Torx bit set

*000589011000

9
Remove adjustment motors (M25m2, M25m3)

10
Install in opposite order

11
Check for proper function

See Owner's Manual

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d by Modification services.
Page 1

Torx bit set

000 589 01 10 00

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d by Modification services.
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AR91.10-P-1000GH
Remove/install front seat
3.3.97

MODEL
163.113 /128 /136 /154 /157 /172 /174 /175 with CODE (221b) Electrically adjustable driver and passe
nger seat

P91.10-0547-06

1
Torx socket screws

2
Cover cap

3
Front seat

4
Torx socket bolt

5
Belt end fitting

6
Connector

X55/3
Left front seat contacting strip

X55/4
Right front seat connector block


Remove/install

1
Remove headrest

See owner's manual

2
Remove cover cap (2) from seat rail paneling

Set the seat height adjustment such that

the screw on the belt end fitting is visible.

3
Unscrew internal Torx drive bolt (4) from the

belt end fitting (5)


*BA91.40-P-1001-01D


Torx bit set

*000589011000

4
Remove belt end fitting (5)

5
Unscrew internal Torx drive bolts (1) from the

front seat console

Installation:
Replace bolts.


*BA91.10-P-1001-01B

Torx bit set

*000589011000

6
Move the front seat (3) forward

7
Unscrew internal Torx drive bolts (1) from the

back seat console

Installation:
Replace bolts.


*BA91.10-P-1001-01B


Torx bit set

*000589011000

8
Detach connector (6) from the front left seat

connector block (X55/3) and the front right

seat connector block (X55/4)

9
Remove front seat (3)

10
Install in the reverse order


Front seats

Number

Designation
Model

Series 163

BA91.10-P-1001-01BBolt of seating mounting bracket to vehicle

floor
Nm
40


Safety belts/emergency tensioning retractors

Copyright DaimlerChrysler AG 09.05.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
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Number
Designation
Model 163 up to

08/99
Model 163 as of

09/99

BA91.40-P-1001-01DBelt end fitting screw
Nm
3535

Torx bit set

000 589 01 10 00

Copyright DaimlerChrysler AG 09.05.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
Page 2

AR91.12-P-1100GH
Remove and install cover on bottom of rear seat
22.2.00

MODELS
163.136 /154 /172 as of 1.9.99,

163.113 /128 /157 /174 /175

P91.12-2189-09

Arrows
Pushing directions for releasing

the locating tabs


Remove


Risk of breakage! Carefully press covers off

with a short screwdriver or suitable long

wedges.

1
Remove rear cargo space floor flaps

See Operating Instructions

2Remove rear cover (A)

Pull front outer edges of the cover

upwards in order to release the locating tabs

(1). Press outer locating tabs (2) outwards. In

the center of the cover, press locating tab (3)

to the right and locating tab (4) forwards. In

order to release the locating tabs (5), press

the cover down and remove to the rear.

3
Remove curtain at front 40 % bench

4
Remove outer cover (B) from 40 % bench

Press the cover in and pull upwards at

locating tab (6). Pull outwards at locating tabs

(7, 8). Press the cover forwards in order to

release the locating tab (9). At locating tab

(10), press down with a long wedge between

the covers. Guide the cover past the lateral

curtain.

5
Remove inner cover (C) from 40 % bench

Pull the outer rear corners of the cover up

in order to release the rear locating tabs (11).

In order to release the locating tabs (12),

press the cover forwards and remove to the

front.

6
Remove curtain at front 60 % bench

7
Remove outer cover (D) from 60 % bench

Push locating tab (13) up and turn cover

out and up at locating tab (14). Pull outwards

at locating tabs (15). Press the cover

forwards in order to release the locating tabs

(16). At locating tab (17) press down with a

long wedge between the covers. Guide the

cover past the lateral curtain.

8
Remove inner cover (E) from 60 % bench

Press locating tabs (18) in. Pull the outer

rear corners of the cover up in order to

release the rear locating tabs (19). In order to

release the locating tabs (20), press the cover

forwards, rotate counterclockwise and remove
past the springs towards the rear.


Install

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d by Modification services.
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9
Install inner cover (E) at 60 % bench

Insert cover past the springs from the rear

and rotate into position in a clockwise

direction. Insert locating tabs (19). Press the

front cover down and reset so that locating

tabs (20) engage. Press rear cover down until

locating tabs (18) engage.

10
Install outer cover (D) at 60 % bench

Guide the cover past the lateral curtain.

Insert locating tab (17), push front cover down

and reset so that locating tabs (16) engage.

Press the outer edge of the cover down and

insert lateral locating tabs (15). Raise rear
cover on the inside, press down until locating

tab (14) and rear locating tab (13) engage.

11
Install curtain at front 60 % bench

12
Install inner cover (C) at 40 % bench

Insert cover from the front and insert

locating tabs (11). Press the front cover down

and reset so that locating tabs (12) engage.

13
Install outer cover (B) at 40 % bench
Guide the cover past the lateral curtain.

Insert locating tab (10), push front cover down

and reset so that locating tab (9) engages.

Press the outer edge of the cover down and

insert lateral locating tabs (8). Insert locating

tab (7), push cover down at locating tab (6)

and engage.

14
Install curtain at front 40 % bench

15
Install rear cover (A)

Insert cover from the rear and press down

and forwards so that locating tabs (5) engage.

Press front ends of the cover down, so that

locating tabs (2, 3, 4) engage. Insert locating

tabs (1) into covers (C, E).

Copyright DaimlerChrysler AG 14.06.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
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AR91.18-P-1850GI
Remove and install cover on rear seat cushion
6.5.99

MODELS
163.136 /154 /172 as of 1.9.99,

163.113 /128 /157 /174 /175

P91.18-2031-09

1
Paneling of horizontal adjustment

handle

2
Horizontal adjustment handle

3
Rear seat cushion frame
8

Rear seat cushion

4
Lower cover

5
Rear seat upholstery side lip

6
Velcro closure

7
Rear seat cover


Remove/Install

1
Remove rear cargo space floor flaps

See Operating Instructions

2
Remove outer cover from rear seat

Do not remove remaining covers.

AR91.12-P-1100GH

3
Detach lateral curtain at bottom

4
Remove paneling of horizontal adjustment

handle (1)

Risk of breakage!

Unscrew screw and press paneling of

horizontal adjustment handle forwards in

order to unhook the retaining lugs.

5
Remove side cover on rear backrest fitting

6.1
Remove lower cover (4)

Only with 3rd seat row, code 847.

7
Detach rear seat cover (7) and Velcro closure
(6) at the outside of the rear seat cushion

frame (3)

8.1
Turn ignition key to "0" position

Only with side airbag in left and right rear,

code 293. To avoid fault codes.

9.1
Disconnect connector of electrical line of rear

side seat belt buckle and move out of

retaining clip

Only with side airbag in the rear

(left and right), code 293.

10.1
Carefully lift up rear seat cover and unscrew

bolt from belt end fitting

Do not damage rear seat cover.

Only 60% rear seat.


*BA91.40-P-1001-01D

Torx bit set

*000589011000

11.1
Remove belt end fitting together with rear

seat seat belt buckle though the rear seat

cushion

Do not damage rear seat cover.

Only 60% rear seat.

12
Remove rear seat cushion (8) from rear seat

cushion frame (3)

13
Pull off rear seat upholstery (7) until the

stapled wire rings become visible

14
Bend stapled wire rings up

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d by Modification services.
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15
Detach the staple wires from the opened wire

rings at rear seat cover (7)

16
Remove rear seat cover (7) from rear seat

upholstery (8)

17
Install in the reverse order


Seat belts/emergency tensioning retractors

Number

Designation
Model

163 as of

09/99

BA91.40-P-1001-01D
Screw on belt end fitting
Nm
35

Torx bit set

000 589 01 10 00

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d by Modification services.
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AR91.12-P-1110GH
Remove and install rear seat cushion frame
23.5.00

MODELS
163.136 /154 /172 as of 1.9.99,

163.113 /128 /157 /174 /175

P91.12-2205-01 P91.12-2206-01 P91.12-2257-01
P91.12-2258-01 P91.12-2259-01

1
Retaining strap bolt

2
Rear seat cushion frame mounting

screws

3
Rear seat cushion frame

4
Screw
10

Clip

11
Cover

12
Rubber grommet

13
Handle locking device

5

Vertical adjustment handle

6
Vertical adjustment cable

7
Clip

8
Horizontal adjustment cable

9
Clip


Remove/install

1.1
Loosen Velcro lock in the left rear corner of
the rear seat cushion frame

Only 60% rear seat

2.1
Unscrew screw of retaining strap (1)

Only 60% rear seat


*BA91.12-P-1009-03A

Torx bit set

*000589011000

3
Remove paneling of horizontal adjustment

handle

Risk of breakage!

Unscrew screw and press paneling of

horizontal adjustment handle forwards in

order to unhook the retaining lugs.

4
Remove outer cover from rear seat

Do not remove the remaining covers.

AR91.12-P-1100GH

5
Remove curtain from the front and side of the

rear seat

6
Remove fold-down rear backrest

AR91.12-P-1720GI

7
Unhook the front of the rear seat covering on

both sides and at the back of the rear seat

cushion frame

8
Remove rear seat covering and rear seat

cushion from the rear seat cushion frame


Installation:
if a new rear seat cushion

frame is used for the 60% rear seat, the

center Velcro closure must be glued on.

9.1
Remove locking mechanism for automatic

front seat adjustment for easy entry to the rear

Only 40% rear seat for the 3rd seat row,

code 847.

AR91.12-P-1120GH

10
Detach cover (11) from vertical adjustment

handle (5)

11
Unscrew bolt (4) and detach vertical

adjustment handle (5) from rear seat cushion

frame

Press unlocking device and pull vertical

adjustment handle forwards. Observe

installed position of spring!

12
Unhook vertical adjustment cable (6) from

clips (7, 9)

Risk of breakage!

Clip (7) is concealed behind adhesive tape.


Installation:
glue on adhesive tape again

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d by Modification services.
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13
Unhook vertical adjustment cable (6) from

vertical adjustment handle (5)

14
Guide vertical adjustment cable (6) through

grommet (12)


Installation:
If a new rear seat cushion

frame is used, the grommet must be installed

in the new rear seat cushion frame.

15
Remove handle locking device (13) from rear

seat cushion frame

16
Unhook horizontal adjustment cable (8) at clip

(10) and at front of rear seat cushion frame

Risk of breakage!

17
Unscrew bolts from horizontal adjustment

handle

18
Detach horizontal adjustment cable (8) from

horizontal adjustment handle

Risk of breakage!

Pull out horizontal adjustment handle.

19
Remove rear seat seat belt buckle

40% rear seat without side airbag in left

and right rear, code 293.

AR91.40-P-1516GH

40% rear seat with side airbag in left and
right rear, code 293.

AR91.40-P-1516GK

60% rear seat outer seat.

AR91.40-P-1516GJ

20
Unscrew mounting screws for rear seat

cushion frame (2)

Installation:
Replace damaged shims at

the diagonal supports of the rear seat.


*BA91.12-P-1010-03A

21
Remove rear seat cushion frame (3)

Remove rear seat cushion frame through

tailgate

22
Install in the reverse order


Rear seats

Number

Designation
Model

163 as of

09/99

BA91.12-P-1009-03A
Bolt for clamping band to seat frame
Nm
45

BA91.12-P-1010-03A
Screw for bracket to seat frame
Nm
23

Torx bit set

000 589 01 10 00

Copyright DaimlerChrysler AG 14.06.2006 CD-Ausgabe G/10/04 . This WIS print-out will not be recorde
d by Modification services.
Page 2