Remove/install air pump for multicontour seat

AR91.25-P-1430EW

Remove/install air pump for multicontour seat

06.09.2019

Model

212, 218

with code 409 (Left and right front multicontour seat)

Shown on model 212.0

1

Left side lining (MODEL 212.0/1, 218.3)

6

Housing

10

Foam insert

2

Nut (with CODE 810 (Sound system))

7

Electrical wiring harness

11

Electrical connector

3

Nut (with CODE 810 (Sound system))

8

Bracket

M40

Multicontour seat pneumatic pump

4

Bracket (with CODE 810 (Sound system))

9

Pneumatic lines

N40/3

Sound system amplifier control unit (with CODE 810 (Sound system))

5

Bolt

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

 

Remove/install

1.1

Switch off ignition and remove transmitter key from electronic ignition lock control unit

Model 212, 218
with code 409 (Left and right front multicontour seat)
except code 889 (Keyless Go)

1.2

Switch off ignition and remove transmitter key or KEYLESS-GO start/stop button from electronic ignition lock control unit

Model 212, 218
with code 409 (Left and right front multicontour seat)
with code 889 (Keyless Go)

2.1

Remove left side lining (1) in trunk

Model 212.0/1, 218.3
with code 409 (Left and right front multicontour seat)

Model 212.0/1
with code 409 (Left and right front multicontour seat)

AR68.30-P-4600EW

Model 218.3
with code 409 (Left and right front multicontour seat)

AR68.30-P-4600EL

2.2

Remove left side load compartment lining

Model 212.2, 218.9
with code 409 (Left and right front multicontour seat)

Model 212.2
with code 409 (Left and right front multicontour seat)

AR68.30-P-1180ES

Model 218.9
with code 409 (Left and right front multicontour seat)

AR68.30-P-1180ELX

3

Remove left side cargo area soundproofing

Model 212.2
with code 409 (Left and right front multicontour seat)

4

Unscrew nuts (3)

Model 212, 218
with code 409 (Left and right front multicontour seat)
with code 810 (Premium sound system)

5

Loosen nut (2) until bracket (4) is accessible

Model 212, 218
with code 409 (Left and right front multicontour seat)
with code 810 (Premium sound system)

6

Place bracket (4) with sound system amplifier control unit (N40/3) to one side

Model 212, 218
with code 409 (Left and right front multicontour seat)
with code 810 (Premium sound system)

Topical note

Notes on avoiding damage to optical fibers during repair work

AH82.60-P-0001-05AK

 Do not disconnect electrical lines from sound system amplifier control unit (N40/3).

7

Loosen bolts (5)

8

Route housing (6) on screws/bolts (5) upwards out of the keyhole-shaped openings in the body

 Installation: Observe routing of pneumatic lines (9).

9

Expose electrical wiring harness (7) and pneumatic lines (9) on brackets (8) of housing (6)

 Installation: Observe routing of electrical wiring harness (7) and pneumatic lines (9).

10

Remove multicontour seat pneumatic pump (M40) with foam insert (10) from housing (6)

11

Remove foam insert (10)

12

Disconnect electrical connection (11)

13

Disconnect pneumatic lines (9) from multicontour seat pneumatic pump (M40) and remove multicontour seat pneumatic pump (M40)

 Pliers

*000589043700

14

Install in the reverse order