Remove/install air suspension compressor

AR32.22-P-2001MNE

Remove/install air suspension compressor

06.08.2020

Model

213.088/089/288/289

with code 489 (AIRMATIC)

1

Nuts

2

Cover

3

Heat shield

7

Nut

10

Bracket

11

Air intake hose

14

Pressure line

16

Bracket

A9/1

AIR BODY CONTROL compressor

4

Electrical connectors

5

Cable tie

6

Pressure line connection

11

Air intake hose

14

Pressure line

15

Bracket

16

Bracket

A9/1

AIR BODY CONTROL compressor

Shown on rear elastomer bearing (12)

7

Nut

8

Threaded rod

9

Washer

12

Elastomer bearing

13

Protective sleeve

17

Compression spring

A9/1

AIR BODY CONTROL compressor

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Notes on AIRmatic

AH32.22-P-1000-02LW



Remove

1

Raise vehicle.

AR00.60-P-1002LWG

2

Remove nuts (1) and remove cover (2).

3

Extend heat shield (3) out of stud bolts and push to one side.

4

Disconnect electrical connections (4).

5

Separate cable ties (5) and place electric lines to one side.

6

Remove pressure line connection (6) from AIR BODY CONTROL compressor (A9/1) and seal openings using suitable stop plugs.

 Record plug

*129589009100

7

Unclip pressure line (14) from holder (15).

8

Unscrew nuts (7) and remove AIR BODY CONTROL compressor (A9/1) downwards.

9

Unclip air intake hose (11) at holder (16).

When replacing AIR BODY CONTROL compressor (A9/1).

10

Remove air intake hose (11) from AIR BODY CONTROL compressor (A9/1).

When replacing AIR BODY CONTROL compressor (A9/1).

11

Remove holders (15, 16) from AIR BODY CONTROL compressor (A9/1).

When replacing AIR BODY CONTROL compressor (A9/1).



Check

12

Check holder (10) and threaded rods (8) for damage.

If there are problems with the holder (10) or threaded rods (8),



replace holder (10).

AR32.22-P-2009MNE

13

Check elastomer bearings (12) for damage and wear.

If there is a problem,



replace elastomer bearings (12).

AR32.22-P-2011LW



Install

14

Mount holders (15, 16) onto AIR BODY CONTROL compressor (A9/1).

When replacing AIR BODY CONTROL compressor (A9/1).

15

Attach air intake hose (11) to AIR BODY CONTROL compressor (A9/1).

When replacing AIR BODY CONTROL compressor (A9/1).

16

Clip air intake hose (11) onto holder (16).

When replacing AIR BODY CONTROL compressor (A9/1).

17

Place washers (9) onto elastomer bearings (12).

18

Fit compression springs (17) onto protective sleeves (13).

19

Position protective sleeves (13) with compression springs (17) into elastomer bearings (12).

20

Position AIR BODY CONTROL compressor (A9/1) and tighten nuts (7).

 Nut, compressor mounting to compressor unit bracket

*BA32.22-P-1001-03H

21

Clip pressure line (14) into holder (15).

22

Remove all stop plugs.

23

Attach pressure line connection (6) to AIR BODY CONTROL compressor (A9/1).


The thread on pressure line connection (6) must not be damaged.
Otherwise, leaks will occur.

 Pressure line to compressor/valve unit (P)

*BA32.22-P-1004-03H

 Torque tool set

*003589050900

 Torque wrench

*001589862100

If thread is damaged,



Repair pressure line connection (6).

AR32.22-P-2001-01LW

 Knife

*000589122800

24

Attach new cable ties (5).

25

Contact electrical connectors (4).

26

Replace AIR BODY CONTROL relay.

When replacing AIR BODY CONTROL compressor (A9/1).



Assignment of engine fuse and relay module

Model 213.088/089/288/289
up to model year 2021
with code 489 (AIRMATIC)

GF54.15-P-1256-32FG



Check

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

27

Perform an engine test run and check air suspension for proper operation.

28

Check all compressed-air connections at AIR BODY CONTROL compressor (A9/1) for leak tightness.

AR32.22-P-8100LW



Install

29

Move heat shield (3) into stud bolts.

30

Position cover (2) and tighten nuts (1).

31

Lower vehicle fully.

AR00.60-P-1002LWG

 Air suspension

Number

Designation

Model 213

BA32.22-P-1001-03H

Nut, compressor mounting to compressor unit bracket

Nm

4,5

 Air suspension

Number

Designation

Model 213

BA32.22-P-1004-03H

Pressure line to compressor/valve unit (P)

Nm

3,5