 |
Risk of injury caused by moving parts that can pinch, crush or
, in extreme cases, even sever
extremities. |
Keep all body parts and limbs away from moving mechanical components. |
AS00.00-Z-0009-01A |
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Notes on self-locking nuts and bolts |
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AH00.00-N-0001-01A |
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When working on the front-end assembly, be careful not to scratch, mark or notch the surfaces of aluminum parts. Otherwise the service life of the parts will be affected |
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|
 Installation |
Only tighten nuts and bolts of chassis components when vehicle is in a ready to drive condition. |
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|
| 1 |
Position wheels straight ahead. |
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| 2 |
Remove front wheel |
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 |
Remove/install wheels |
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AP40.10-P-4050Z |
| 3 |
Relieve the pressure from the air suspension strut (40) using STAR DIAGNOSIS until the residual pressure is reached |
Residual pressure in air suspension strut up to 3.5 bar |
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Notes on AIRmatic |
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AH32.22-P-1000-02T |
| 4 |
Disconnect electrical connector (1) at the top of the shift valve |
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| 5 |
Detach pressure line connection (40a) |
Plug the pressure line for the duration of the repair operations. |
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| |
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Installation:
Before assembly, damaged pressure line connections or damaged pressure lines must be repaired. |
AR32.22-P-2001-02I |
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 |
*BA32.25-P-1003-04B |
| |
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 |
Figure |
| 6 |
Unscrew nuts (2) of air suspension strut (40) to front end |
|
*BA32.25-P-1001-04B |
| 7 |
Remove fender liner front section in front fender |
|
AR88.10-P-1310T |
| 8 |
Disconnect electrical connector for damping valve unit |
|
AR32.22-P-1500-01TV |
| 9 |
Unscrew nut (3) from follower joint for upper transverse control arm (4) at steering knuckle (5) |
|
*BA33.20-P-1018-01A |
| 10 |
Press follower joint out of steering knuckle (5) |
To prevent the steering knuckle from folding down too low, attach a support strap between the upper control arm (4) and wheel carrier. |
AR33.20-P-0500-01N |
| 11 |
Detach air suspension strut (40) from spring control arm (6) |
Installation:
Tighten the threaded connection in the curb condition at normal vehicle level. |
|
| 12 |
Press down spring control arm (6), detach air suspension strut (40) from spring control arm (6) and remove sideways and downwards |
When replacing or reinstalling the air suspension strut, check the condition of the air suspension strut. |
AR32.25-P-1017-02T |
| 13 |
Install in the reverse order |
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| 14 |
Charge relevant air suspension strut (40) using STAR DIAGNOSIS to 5 bar |
The wheels must not make any contact with the ground when filling as when filling in the jounce condition the air spring bellows in the spring element will be destroyed. |
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| 15 |
Tighten threaded connection of air suspension struts (40) on spring control arm (6) to curb condition |
Select the normal vehicle level |
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| |
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*BA32.25-P-1007-04B |
| 16 |
Check AIRmatic for leaks. |
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AR32.22-P-8100T |