Remove/Install Rear Suspension Strut - AR32.25-P-1016S
Model 223
except code 490 (Electrohydraulic suspension)
except code Z07 (B7 armoring on special protection version)
MODIFICATION NOTES
| 17.11.2021 | Screw, spring control arm to wheel carrier | Model 223.0/9 model 223.1 except code ME10 (Hybrid vehicle (plug-in, PHEV)) except code Z07 (B7 armoring on special protection version) | BA35.20-P-1001-01J |
| 17.11.2021 | Screw, spring control arm to wheel carrier | Model 223.1 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | BA35.20-P-1001-01J |
Shown on left side of vehicle
Shown on left side of vehicle
Fig 1: Rear Suspension Strut Components Location - Model 223 Except Code 490, Z07 (Shown On Left Side Of Vehicle)
| Notice | Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
| Notice | Notes on air suspension | AH32.22-P-1000-01T | |
| Notes on repair work on suspension components | AH00.00-P-0100-01A | ||
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Remove corresponding rear wheel. | AR40.10-P-1102A | |
| 2 | Reduce pneumatic pressure of suspension struts (8) using diagnostic system. | ||
The complete wheels must not touch the ground. Otherwise the suspension struts (8) can be damaged and subsequently malfunction. |
AD00.00-P-2000-06FR | ||
| 3 | Switch off ignition and store transmitter key outside of transmitter range (min. 2 m). | ||
| 4 | Unclip speaker cover from rear shelf (1). | Fig 3 | |
| 5 | Remove mid-range speaker. | Model 223 with code 810 (Premium sound system) except code 490 (Electrohydraulic suspension) except code Z07 (B7 armoring on special protection version) Model 223 with code 811 (High-End sound system) except code 490 (Electrohydraulic suspension) except code Z07 (B7 armoring on special protection version) |
AR82.62-P-7836S |
| 6 | Remove cover over damping (2). | ||
| 7 | Separate perforation (arrows A) on rear shelf (1) and remove sections. | ||
| 8 | Detach perforation (arrows B) and remove damping (2). | The damping (2) must always be installed. Otherwise noise will be heard. |
|
| 9 | Detach pressure line (3) from suspension strut (8) and seal openings with suitable stop plugs. | *BA32.22-P-1011-03F | |
| Fig 2 | |||
| Fig 6 | |||
| 10 | Remove cover from spring link (5). | ||
| 11 | Disconnect electrical connectors (6) and expose electric lines. | ||
| 12 | Loosen threaded connection securing spring link (5) to rear axle carrier (7). | except code 490 (Electrohydraulic suspension) except code Z07 (B7 armoring on special protection version) Screw, Spring control arm to rear axle carrier |
*BA35.20-P-1003-01J |
| 13 | Remove suspension strut (8) from spring link (5). | except code 490 (Electrohydraulic suspension) except code Z07 (B7 armoring on special protection version) Nut, suspension strut at rear to spring control arm |
*BA32.25-P-1005-04O |
| 14 | Remove spring link (5) from wheel carrier (10). | except code 490 (Electrohydraulic suspension) except code Z07 (B7 armoring on special protection version) Screw, Spring control arm to wheel carrier |
*BA35.20-P-1001-01J |
| 15 | Fold spring link (5) downward. | Fold the spring link (5) downward carefully. Otherwise the wheel carrier (10) will be damaged. |
|
| 16 | Lower vehicle. | Do not lower vehicle too far. Otherwise the folded-down spring link (5) will be damaged. |
|
| 17 | Remove nuts (4) and remove suspension strut (8) downward. | *BA32.25-P-1004-04O | |
| Check | |||
| 18 | Check suspension strut (8). | ||
| If there is a problem, ↓ replace suspension strut (8). |
AP32.25-P-3255J | ||
| 19 | Check pressure line (3) for damage. | If there is a problem, ↓ repair pressure line connection. |
AR32.22-P-2001-01S |
| Fig 4 | |||
| Fig 5 | |||
| Fig 2 | |||
| 20 | Install in the reverse order. |
AIR SUSPENSION
| Number | Designation | Model 223 | |
|---|---|---|---|
| BA32.22-P-1011-03F | Pressure line to rear suspension strut/valve block | Nm | 2 |
SUSPENSION STRUTS
| Number | Designation | Model 223 except code Z07 (B7 armoring on special protection version) | ||
|---|---|---|---|---|
| BA32.25-P-1004-04O | Screw/nut, suspension strut at rear to body | Stage 1 | Nm | 50 |
| Stage 2 | Nm | - | ||
SUSPENSION STRUTS
| Number | Designation | Model 223 except code Z07 (B7 armoring on special protection version) | ||
|---|---|---|---|---|
| BA32.25-P-1005-04O | Nut, suspension strut at rear to spring control arm | Stage 1 | Nm | 150 |
| Stage 2 | ∠° | 45 | ||
SPRING CONTROL ARM
| Number | Designation | Model 223.0/9 Model 223.1 except code ME10 (Hybrid vehicle (plug-in, PHEV)) except code Z07 (B7 armoring on special protection version) | Model 223.1 with engine 177.8 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | |||
|---|---|---|---|---|---|---|
| BA35.20-P-1001-01J | Screw, Spring control arm to wheel carrier | M14 | Stage 1 | Nm | 60 | 80 |
| Stage 2 | ∠° | 180 | 90 | |||
SPRING CONTROL ARM
| Number | Designation | Model 223.1 with engine 256 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | |||
|---|---|---|---|---|---|
| BA35.20-P-1001-01J | Screw, Spring control arm to wheel carrier | M14 | Stage 1 | Nm | 80 |
| Stage 2 | ∠° | 90 | |||
SPRING CONTROL ARM
| Number | Designation | Model 223.0/9 Model 223.1 except code ME10 (Hybrid vehicle (plug-in, PHEV)) except code Z07 (B7 armoring on special protection version) | Model 223.1 with engine 177.8 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | |||
|---|---|---|---|---|---|---|
| BA35.20-P-1003-01J | Screw, Spring control arm to rear axle carrier | M12 | Stage 1 | Nm | 60 | 60 |
| Stage 2 | ∠° | 180 | 90 | |||
| M16 | Nm | - | - | |||
SPRING CONTROL ARM
| Number | Designation | Model 223.1 with engine 256 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | |||
|---|---|---|---|---|---|
| BA35.20-P-1003-01J | Screw, Spring control arm to rear axle carrier | M12 | Stage 1 | Nm | 60 |
| Stage 2 | ∠° | 180 | |||
| M16 | Nm | - | |||