Remove/Install The Suspension Strut - AR32.25-P-1017LWL
Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension)
Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension)
Model 253 with code 489 (AIR BODY CONTROL)
MODIFICATION NOTES
| 22.03.2019 | Remove holder from spring link and place to one side with Operation step 4.2 lines connected, added. |
Shown on model 205 with CODE M005 (4MATIC)
Fig 1: Suspension Strut Components Location - Model 213 With Code 489 (Shown On Model 205 With Code M005)
Shown on model 205
Shown on model 213 with code M005 (4MATIC) except code 830 (China version)
| Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities. | No parts of the body or limbs should be within the operating area of mechanical components when moving components. | AS00.00-Z-0009-01A | |
| Notes on handling, transport and storage of composite brake disks | AH42.10-P-9406-12LF | ||
| Notes on handling, transport and storage of ceramic brake disks | AH42.10-P-9406-13A | ||
| Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | ||
| Notes on self-locking nuts and bolts | AH00.00-N-0001-01A | ||
| Notes on repair work on suspension components | AH00.00-P-0100-01A | ||
| Notes on AIRmatic | AH32.22-P-1000-02LW | ||
| Remove/install | |||
| 1 | Vent pressure in AIRMATIC system using vehicle diagnosis system. | ||
| AD00.00-P-2000-04B | |||
| 2 | Remove front wheel. | AR40.10-P-1102A | |
| 3 | Disconnect electrical connectors (1) at suspension strut (2). | ||
| 4.1 | Remove holder (3) at suspension strut (2) and place to one side with connected lines. | Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension) except code M005 (Vehicles with 4MATIC/all-wheel drive) Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension) except code M005 (Vehicles with 4MATIC/all-wheel drive) Model 253 with code 489 (AIR BODY CONTROL) except code M005 (Vehicles with 4MATIC/all-wheel drive) |
|
| 4.2 | Remove holder (3) from spring link (5) and place to one side with connected lines. | Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension) with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension) with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 253 with code 489 (AIR BODY CONTROL) with code M005 (Vehicles with 4MATIC/all-wheel drive) |
|
| 5 | Unhook brake hose (4) from holders at suspension strut (2). | ||
| 6 | Unscrew nut (15) and remove vibration damper (16). | Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension) with code M005 (Vehicles with 4MATIC/all-wheel drive) except code 830 (China version) If installed. |
*BA32.25-P-1004-04P |
| 7 | Remove suspension strut (2) at spring link (5). | Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension) with code 830 (China version) Model 253 with code 489 (AIR BODY CONTROL) Bolt (6) must be inserted from the rear towards the front. Otherwise the brake or the rim may be damaged. Installation: The screw (6) must be replaced by a threaded pin (17). The threaded pin (17) must be inserted from front to rear. |
*BA32.25-P-1002-04P |
| 8 | Secure steering knuckle (7) against folding down. | ||
| 9 | Unscrew nut of steering knuckle (7) on upper transverse control arm (8). | Otherwise, the ball head or steering knuckle (7) will be damaged. |
*BA33.20-P-1006-01U |
| 10 | Remove upper transverse control arm (8) from steering knuckle (7). | ||
| 11 | Remove cover (9). | When removing right suspension strut (2). | |
| 12 | Open service flap (10). | Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension) When removing the left suspension strut (2). | |
| 13 | Remove wiper arms. | Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension) If the removed service flap (10) does not provide access to the nuts (12). When removing the left suspension strut (2). | AR82.30-P-6100LW |
| 14 | Remove cover under wiper arms. | Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension) If the removed service flap (10) does not provide access to the nuts (12). When removing the left suspension strut (2). | |
| 15 | Remove left rear top cover in engine compartment. | Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension) Model 253 with code 489 (AIR BODY CONTROL) When removing the left suspension strut (2). |
|
| 16 | Remove pressure line connection (11) at suspension strut (2). | Model 253 with code 489 (AIR BODY CONTROL) Pressure line to front suspension strut/valve unit |
*BA32.22-P-1006-03G |
| *BA32.22-P-1006-03H | |||
| Fig 4 | |||
| Fig 5 | |||
| If thread is damaged, ↓ Repair compressed air line connection (11). |
AR32.22-P-2001-01LW | ||
| Fig 6 | |||
| 17 | Seal pressure line connection (11) and opening at suspension strut (2) with suitable stop plugs. | Fig 3 | |
| 18 | Remove nuts (12). | *BA32.25-P-1001-04P | |
| 19 | Remove suspension strut (2) downwards. | ||
| Check | |||
| 20 | Check condition of suspension strut joint at spring link (5). | If damage or wear is present, ↓ replace spring link (5). |
AR33.15-P-0170LW |
| 21 | Check condition of suspension strut (2). | In the event of a problem, ↓ Replace suspension strut (2). |
|
| 22 | Measure length of new suspension strut (2) and compare dimension with value in leaflet. | When replacing suspension strut (2). In the event of a problem, ↓ Do not use suspension strut (2) and order a suitable suspension strut (2). |
|
| 23 | Modify line bracket at suspension strut (2). | When replacing suspension strut (2). |
Fig 2 |
| 24 | Install in the reverse order | ||
| Check | |||
| 25 | Read out and delete fault memory using vehicle diagnosis system. | ||
| AD00.00-P-2000-04B | |||
| 26 | Check AIRMATIC in area of suspension strut (2) for leak tightness. | AR32.22-P-8100LW | |
| 27 | Check headlamp adjustment. | When replacing the suspension strut (2) or the spring control arm (5). | |
| Model 213 with code 489 (AIRMATIC Dual Control/semi-active air suspension) | AP82.10-P-8260J | ||
| Model 205 with code 489 (AIRMATIC Dual Control/semi-active air suspension) Model 253 with code 489 (AIR BODY CONTROL) |
AP82.10-P-8260E |
AIR SUSPENSION
| Number | Designation | Model 205 | Model 253 | |
|---|---|---|---|---|
| BA32.22-P-1006-03G | Pressure line to front suspension strut/valve unit | Nm | 2 | 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 | ||
SUSPENSION STRUTS
| Number | Designation | Model 205 | Model 213 | ||
|---|---|---|---|---|---|
| BA32.25-P-1001-04P | Nut, strut to body | Stage 1 | Nm | 50 | 50 |
| Stage 2 | Nm | - | - | ||
SUSPENSION STRUTS
| Number | Designation | Model 253 | ||
|---|---|---|---|---|
| BA32.25-P-1001-04P | Nut, strut to body | Stage 1 | Nm | 50 |
| Stage 2 | Nm | - | ||
SUSPENSION STRUTS
| Number | Designation | Model 205 | Model 213 | ||
|---|---|---|---|---|---|
| BA32.25-P-1002-04P | Nut, suspension strut to spring control arm | Stage 1 | Nm | 95 | 95 |
| Stage 2 | ∠° | 45 | 45 | ||
SUSPENSION STRUTS
| Number | Designation | Model 253 | ||
|---|---|---|---|---|
| BA32.25-P-1002-04P | Nut, suspension strut to spring control arm | Stage 1 | Nm | 95 |
| Stage 2 | ∠° | 45 | ||
SUSPENSION STRUTS
| Number | Designation | Model 213 | |
|---|---|---|---|
| BA32.25-P-1004-04P | Vibration damper to threaded pin | Nm | 50 |
WHEEL CONTROL, HUB
| Number | Designation | Model 205 | Model 213 | ||
|---|---|---|---|---|---|
| BA33.20-P-1006-01U | Nut, steering knuckle to transverse control arm | Stage 1 | Nm | 50 | 50 |
| Stage 2 | ∠° | 45 | 45 | ||
WHEEL CONTROL, HUB
| Number | Designation | Model 253 | ||
|---|---|---|---|---|
| BA33.20-P-1006-01U | Nut, steering knuckle to transverse control arm | Stage 1 | Nm | 50 |
| Stage 2 | ∠° | 45 | ||