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Home >> Mercedes Benz >> 2018 >> GLA45 AMG >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Suspension - 156 Chassis >> Testing & Repair >> Remove/install rear shock absorber - AR32.25-P-0110NKB

Remove/install rear shock absorber - AR32.25-P-0110NKB

MODEL 117, 156, 176, 242, 246 

Shown on MODEL 242 

Fig 1: Cover - Shown On Model 242
G10250385Courtesy of MERCEDES-BENZ USA

Shown on model 246 

Fig 2: Spring Control Arm, Shock Absorber & Bolt - Shown On Model 246
G10250386Courtesy of MERCEDES-BENZ USA

Shown on MODEL 246 with CODE 537 (Digital radio (DAB)) 

Fig 3: Control Unit Bracket, Cover & Nuts - Shown On Model 246
G10250387Courtesy of MERCEDES-BENZ USA

Shown on model 117 

Fig 4: Expansion Rivets & Nuts - Shown On Model 117
G10250388DANGERNOTESNOTESIMPORTANTREMOVINGINSTALLINGREFER TO MAINTENANCEINSTALLATION IMPORTANTREFER TO SPECIAL TOOLSREFER TO SPECIAL TOOLSTORQUE SPECIFICATIONREFER TO SPECIAL TOOLSREFER TO SPECIAL TOOLSIMPORTANTTORQUE SPECIFICATIONINSPECTIMPORTANTCourtesy of MERCEDES-BENZ USA
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
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
NOTES Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
IMPORTANT Notes on repair work on suspension components   AH00.00-P-0100-01A
REMOVINGINSTALLING Remove/install     
1 Secure vehicle on vehicle lift   AR00.60-P-0100CW
2 Remove left or right rear wheel and tire assembly    
REFER TO MAINTENANCE     AP40.10-P-4050AK
3 Remove left or right rear wheel well liner   AR88.10-P-1400NKB
4 Detach electrical connection from left or right shock absorber (2) Model 117, 156, 176, 242, 246
with code 459 (Steel suspension with adjustable damping)
 
5 Unclip cover (17) at left or right and remove INSTALLATION IMPORTANT Check cover (17) at left or right is correctly seated.  
6 Support spring control arm (1) using major assembly mount and support plate    
REFER TO SPECIAL TOOLS 000 588 10 62 00 Support plate   WS26.00-P-3309B
REFER TO SPECIAL TOOLS 000 588 11 62 00 Major assembly mount   WS01.00-P-0092B
7 Unscrew nut of shock absorber (2) from spring control arm (1) and remove bolt (3) TORQUE SPECIFICATION Nut, shock absorber to spring control arm *BA32.25-P-1003-03J 
8 Lower major assembly mount and support plate and remove from vehicle    
REFER TO SPECIAL TOOLS 000 588 10 62 00 Support plate   WS26.00-P-3309B
REFER TO SPECIAL TOOLS 000 588 11 62 00 Major assembly mount   WS01.00-P-0092B
9 Lower vehicle IMPORTANT Only lower the vehicle until the trunk is accessible.  
10.1 Open cover (4a) Model 156, 176, 242, 246
Left side of vehicle.
 
10.2 Open cover (4b) Model 176, 242, 246
Right side of vehicle.
 
10.3 Remove expansion rivet (7) and loosen left or right luggage compartment lining in the upper section and fold downwards (arrow) Model 117  
10.4 Remove C-pillar paneling Model 156
Right side of vehicle.
 
  AR68.30-P-4490NKX
11 Detach control unit bracket (5) and place to one side Model 156, 176, 242, 246
with code 536 (SIRIUS satellite radio)
with code 537 (Digital radio (DAB))
 
12 Pull luggage compartment lining on right to side until nuts (6a and 6b) are accessible Model 156  
13 Remove nuts (6a or 6b) connecting shock absorber (2) to body TORQUE SPECIFICATION Nut, shock absorber to body *BA32.25-P-1002-03J 
14 Push shock absorber (2) together and remove    
INSPECT Check     
15 Check shock absorber (2)   AR32.25-P-0121CW 
IMPORTANT Defective shock absorbers (2) must be disposed of in proper manner.  
16 Install in the reverse order    
REAR AXLE SHOCK ABSORBER

Number Designation Model 117 Model 156
BA32.25-P-1002-03J Nut, shock absorber to body Nm 50 50
REAR AXLE SHOCK ABSORBER

Number Designation Model 242 Model 176, 246
BA32.25-P-1002-03J Nut, shock absorber to body Nm 50 50
REAR AXLE SHOCK ABSORBER

Number Designation Model 117 Model 156
BA32.25-P-1003-03J Nut, shock absorber to spring control arm Nm 50 50
REAR AXLE SHOCK ABSORBER

Number Designation Model 242 Model 176, 246
BA32.25-P-1003-03J Nut, shock absorber to spring control arm Nm 50 50