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Cracking noise from area of front axle when
steering while stationary or when maneuvering
Topic number

Ll33.20-P-OS8840

Version

2

Design group

33.20 Wheel location, wheel hub

Date

04-21 -2014

Validity

MODEL 222 except CODE 487 (Active Body Control), except CODE MOOS (VEHICLES WITH 4MATIC/AWD) up
to VIN 222.### #A 072420
MODEL 222 except CODE 487 (Active Body Control),
with CODE MOOS (VEHICLES WITH 4MATIC/AWD) up to
VIN 222.### #A 070770

Reason for change

Validity adapted

Reason for block

Complaint:
Cracking noises from area of front axle when steering while stationary or when maneuvering.

Cause:
Contact of the inner half-shells of the torsion bushing in the spring control arm due to relative movement.

Attachments
File

Designation

Film_1.mp3

Noise video 1

Film_2.mp3

Noise video 2

Remedy:
Replace left and right spring control arms (replacement in pairs respectively) .
NOTE:
The positions of the torsion bushings in the spring control arm have been modified (see attachment).

Attachments
File

Designation

Dok_ 1.pdf

Distinguishing features of old/new version

Symptoms
Chassis/suspension I Chassis, noises I Cracking
Chassis/suspension I Steering system I Steering noise I Cracking
Chassis/suspension I Axle I Front axle I Front axle, noise I Cracking

Parts
04-21-2014 9:26 PM
© Copyright Daimler AG

GKRZYZA
Page 1/3

Part number

ES1 ES2

Designation

Quantity Note

A 222 330 02 07

28

Right spring control arm

1

A 222 330 01 07

28

Left spring control arm

1

A 222 330 33 07

28

Left and right spring control
arms

1

EPC Other
make
part

Spring control arms for 4MATIC vehicles

x
x
-·
x

Work units
Op. no.

Operation text

Time

Damage
code

33-1411

REMOVE/INSTALL SPRING CONTROL
ARM (RIGHT) FOR FRONT AXLE, REPLACE IF NECESSARY

33P12 36

33-1411

REMOVE/INSTALL SPRING CONTROL
ARM (LEFT) FOR FRONT AXLE, REPLACE IF NECESSARY

33812 36

33-1412

REMOVE/INSTALL SPRING CONTROL
ARMS (BOTH) FOR FRONT AXLE, REPLACE IF NECESSARY

33126 36

40-6500

PERFORM VEHICLE ALIGNMENT

Note

Use the appropriate damage code!

Validity
Vehicle

Engine

Transmission

222.004

*

*

222.032

*

*

222.033

*

*

222.057

*

*

222.077

*

*

222.082

*

*

222.085

*

*

222.104

*

*

222.123

*

*

222.132

*

*

222.133

*

*

222.157

*

*

222.162

*

*

222.165

*

*

222.176

*

*

222.177

*

*

222.178

*

*

222.179

*

*

04-21-2014 9:26 PM
© Copyright Daimler AG

GKRZYZA

Page 2/3

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222.182
222.185

04-21-2014 9:26 PM

© Copyright Daimler AG

*

*

GKRZYZA
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