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Home >> Mercedes Benz >> 2020 >> GLC350e >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Suspension - 253 Chassis >> Testing & Repair >> Remove/Install Rear Shock Absorber - AR32.25-P-0110LW

Remove/Install Rear Shock Absorber - AR32.25-P-0110LW

Model 205 

Model 213 

Model 253 

Model 293 

MODIFICATION NOTES

29.10.2020 Prop up the spring link (6) using a suitable hydraulic lifting device. Operation step 5.  
Fig 1: Rear Shock Absorber Components Location - Model 253 (Shown On Model 205 Left Side Except Code 489)
G14546894Courtesy of MERCEDES-BENZ USA

Shown on the left side of vehicle on model 205 except code 489 (AIRMATIC) 

Shown on the left side of vehicle on model 205 with code 489 (AIRMATIC) 

Fig 2: Rear Shock Absorber Components Location - Model 253 (Shown On Model 205 Left Side With Code 489)
G14546895Courtesy of MERCEDES-BENZ USA
G14546896Courtesy of MERCEDES-BENZ USA

Shown on model 205 except code 489 (AIRmatic) 

G14546897Courtesy of MERCEDES-BENZ USA

Shown on model 213.2 with code 489 (AIRMATIC) 

DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
WARNING 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
Notice Notes on handling, transport and storage of composite brake disks   AH42.10-P-9406-12LF
Notice Notes on threaded connections fastened using a tightening angle-based tightening process   AH00.00-P-0020-01A
Notice Notes on self-locking nuts and bolts   AH00.00-P-0001-01KOA
Notice Notes on handling, transport and storage of ceramic brake disks   AH42.10-P-9406-13A
  Note on calculation of tightening torque when using insertion or socket tools with various effective lengths   AH00.00-P-0015-01CW
  Notes on repair work on suspension components   AH00.00-P-0100-01A
  Notes on level control Model 213.2 except code 489 (AIRMATIC Dual Control/semi-active air suspension)
Model 293
AH32.22-P-1001-02LWT
  Notes on AIRmatic 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)
AH32.22-P-1000-02LW 
REMOVINGINSTALLING Remove/install     
1 Remove rear wheel.   AR40.10-P-1102A
2 Remove cover from spring link (6).    
3 Detach fender liner in rear fender in area of shock absorber. Model 205, 253, 293 AR88.10-P-1400LW
4 Disconnect electrical connectors (9) and place lines to one side. If electrically adjustable shock absorbers (4) are installed.  
5 Prop up the spring link (6) using a suitable hydraulic lifting device.    
6 Remove nut (5) and remove screw from spring link (6). TORQUE SPECIFICATION Self-locking nut, shock absorber to spring control arm *BA32.25-P-1001-03P 
7 Remove bolts_(7). TORQUE SPECIFICATION Bolt, shock absorber to body *BA32.25-P-1002-03P 
8.1 Press shock absorber (4) together and remove upwards. Model 205, 253, 293
Model 213.0/1
Model 213.2 except code 489 (AIRMATIC Dual Control/semi-active air suspension)
INSTALLATION IMPORTANT : Ensure that the cutouts (arrows a) in suspension strut mount (12) match with the elevations (arrows b) in the body.
 
8.2 Press shock absorber (4) together, as shown, using tensioning strap (3) and remove upwards. Model 213.2 with code 489 (AIRMATIC Dual Control/semi-active air suspension)
TORQUE SPECIFICATION Make sure that the surface of the shock absorber (4) is not damaged by the ratchet (2) of the tensioning strap (3).
Otherwise the shock absorber (4) must not be reused.
INSTALLATION IMPORTANT : Ensure that the cutouts (arrows a) in suspension strut mount (12) match with the elevations (arrows b) in the body.
 
INSPECT Check     
9 Check shock absorber (4) and seal (13) for damage and leakage. IMPORTANT Model 205, 213.1/2, 253, 293
Model 213.0 with code 489 (AIRMATIC Dual Control/semi-active air suspension)
The shock absorber (4) is only available as an assembly with the suspension strut mount (12).
If problems exist,

Replace shock absorber (4) with suspension strut mount (12).
 
10 Check suspension strut mount (12). Model 213 except code 489 (AIRMATIC Dual Control/semi-active air suspension)
If problems exist,

replace suspension strut mount (12).
REMOVAL IMPORTANTRemoval:  Use the socket set to remove the SPECIAL TOOL standard nut.
INSTALLATION IMPORTANT : Replace self-locking nut. Use a commercially available long Allen key with a size of 5 mm and the SPECIAL TOOL deep socket with size of 16 mm from the socket set.
 
    TORQUE SPECIFICATION Nut, support bushing to shock absorber (piston rod) *BA32.25-P-1003-03P 
    SPECIAL TOOL Socket set Fig 3
    SPECIAL TOOL Set of socket wrench bits Fig 4
11 Install in the reverse order.    
REAR AXLE SHOCK ABSORBER

Number Designation Model 205 Model 213
BA32.25-P-1001-03P Self-locking nut, shock absorber to spring control arm Air suspension Stage 1 Nm 100 100
Stage 2 ∠° 90 90
Steel suspension Stage 1 Nm 45 60
Stage 2 ∠° 90 60
REAR AXLE SHOCK ABSORBER

Number Designation Model 253 Model 293
BA32.25-P-1001-03P Self-locking nut, shock absorber to spring control arm Air suspension Stage 1 Nm 100 100
Stage 2 ∠° 90 90
Steel suspension Stage 1 Nm 45 -
Stage 2 ∠° 90 -
REAR AXLE SHOCK ABSORBER

Number Designation Model 205 Model 213
BA32.25-P-1002-03P Bolt, shock absorber to body Stage 1 Nm 15 15
Stage 2 Nm 36 36
REAR AXLE SHOCK ABSORBER

Number Designation Model 253 Model 293
BA32.25-P-1002-03P Bolt, shock absorber to body Stage 1 Nm 15 15
Stage 2 Nm 36 36
REAR AXLE SHOCK ABSORBER

Number Designation Model 213
BA32.25-P-1003-03P Nut, support bushing to shock absorber (piston rod) M10 Nm 31
Fig 3: Identifying Socket Set (001 589 03 16 00)
G14546898Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Set Of Socket Wrench Bits (454 589 01 99 00)
G14546899Courtesy of MERCEDES-BENZ USA