Check level control system for leaks

AR32.33-P-0021LWT

Check level control system for leaks

02.05.2017

Model

213.2 (except 213.264/288/289)

except code 489 (AIRMATIC)

41

Rear axle air spring

A9/1

AIR BODY CONTROL compressor

Y36/8

Rear axle electronic level control valve unit

Notes on level control

AH32.22-P-1001-02LWT



Remove

1

Remove front engine compartment paneling

AR61.20-P-1105LWE

2

Detach front left fender liner in area of bumper

AR88.10-P-1300LWE



Check

3

Spray pressure line connections on rear axle electronic level control valve unit (Y36/8) with leak detection spray

4

Spray pressure line connections at AIR BODY CONTROL compressor (A9/1) with leak detection spray

5

Spray pressure line connections at rear axle air spring (41) with leak detection spray

6

Spray leak detection spray onto area around dust boots at top and bottom of right and left rear axle air spring (41)

7

Check sprayed areas for leak tightness

 Wait approx. 10 to 15 min after spraying.
This allows smaller leaks to be detected (bubbles form). Larger leaks are visible immediately.

In the event of leakage



Replace or repair corresponding components.

Replace rear axle air spring (41)

AR32.22-P-1500LW

Repair air suspension pressure line connection

AR32.22-P-2001-01LW

 Pressure line to compressor/valve unit (P)

*BA32.22-P-1004-03H

 Pressure line for air suspension on front axle/rear axle to valve unit

*BA32.22-P-1005-03H

 Pressure line to air suspension

*BA32.22-P-1006-03H

 Torque tool set

*003589050900

 Torque wrench

*001589862100

 Knife

*000589122800



Install

8

Mount front left fender liner in area of bumper

AR88.10-P-1300LWE

9

Install front engine compartment paneling

AR61.20-P-1105LWE

 Air suspension

Number

Designation

Model 213

BA32.22-P-1004-03H

Pressure line to compressor/valve unit (P)

Nm

3,5

 Air suspension

Number

Designation

Model 213

BA32.22-P-1005-03H

Pressure line for air suspension on front axle/rear axle to valve unit

Nm

2

 Air suspension

Number

Designation

Model 213

BA32.22-P-1006-03H

Pressure line to air suspension

Front axle

Nm

2

Rear axle

Nm

3,5