Filter Active Body Control (ABC) hydraulic fluid

AR32.50-P-0025A

Filter Active Body Control (ABC) hydraulic fluid

13.02.2019

Model

215, 216, 220, 221, 230

with code 487 (Active Body Control (ABC))

1

Screw

2

Cover

3

Expansion reservoir

4

Fluid reservoir

5

Filter element

6

Filter support

7

Sealing rings

8

Bracket

 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

 Warning

Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure.Risk of poisoning from swallowing hydraulic fluid.

Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses.

AS00.00-Z-0013-01A

 Warning

Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.

No parts of the body or limbs should be within the operating area when the components are moving.

AS00.00-Z-0011-01A

Filter

1

Pull dipstick out of expansion reservoir (3) and check color of hydraulic fluid.


Absolute cleanliness must be maintained throughout the entire procedure.
Otherwise even minute particles of dirt can lead to a total failure or malfunctions in the ABC system.


This work procedure must be maintained at all times.
Failure to observe this point can lead to damage or total failure of the ABC system.

 With the hydraulic fluid cooling down and after the engine has been switched off, the body lowers.

If red hydraulic fluid (ATF) is present,



replace red hydraulic fluid (ATF) with green hydraulic fluid (Pentosin) and completely flush out ABC system.

AR32.50-P-0026A

2

Unscrew bolt (1).

3

Remove fluid reservoir (4) of windshield washer system and expansion reservoir (3) from bracket (8) and place to one side.

 Remove expansion reservoir (3) from bracket (8) far enough until cap (2) is accessible.

4

Remove cap (2) from expansion reservoir (3).

5

Release filter support (6) from cap (2) by turning and then remove.

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

6

Remove filter element (5) from filter support (6).

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

7

Check sealing rings (7) on filter support (6) and replace if necessary.

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

8

Insert new filter element (5) into filter support (6).

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

 Replace old 10 µm filter element (5) with a new 3 µm filter element (5).

9

Insert filter support (6) into cap (2) and secure by turning.

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

10

Check hydraulic fluid level in expansion reservoir (3) and correct if necessary.



Hydraulic fluids (Specification 345.0)

BB00.40-P-0345-00A

11

Screw cap (2) securely onto expansion reservoir (3).

 Make sure that the cover (2) is seated correctly on the expansion reservoir (3).

12

Close hood.


Make absolutely sure to close the engine hood.
Otherwise, the engine hood and/or the hinges may be damaged because of vehicle movement when filtering.

13

Start filtering; to do so, connect vehicle diagnosis system, select "Actuate all suspension struts alternately in circular sequence (rodeo)" in Suspension menu and start program.



AD00.00-P-2000-04A

 The program takes approx. 15 min and must then be started again since the hydraulic fluid is only filtered correctly after 30 min.

 Owing to the increased volume requirement, there may be brief interruptions during the program run until the pressure has been fully built up again by the tandem pump. There is no fault in the tandem pump.

14

Open hood.

15

Remove cap (2) from expansion reservoir (3).

16

Release filter support (6) from cap (2) by turning and then remove.

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

17

Remove filter element (5) from filter support (6).

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

18

Insert new filter element (5) into filter support (6).

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

 Replace the fouled filter element (5) with a new filter element (5).

19

Insert filter support (6) into cap (2) and secure by turning.

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

20

Screw cap (2) securely onto expansion reservoir (3).

Model 215, 220, 230
with code 487 (Active Body Control (ABC))

 Make sure that the cover (2) is seated correctly on the expansion reservoir (3).

21

Insert fluid reservoir (4) of windshield washer system and expansion reservoir (3) into bracket (8).

22

Tighten bolt (1).

23

Check hydraulic fluid level in expansion reservoir (3) and correct if necessary.



Hydraulic fluids (Specification 345.0)

BB00.40-P-0345-00A

Finishing activity

24

Connect vehicle diagnosis system, read out fault memory and clear if necessary.



AD00.00-P-2000-04A