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Home >> Mercedes Benz >> 2018 >> GLA45 AMG >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension - 156 Chassis >> Testing & Repair >> Removing/installing ADS control unit - AR32.32-P-0500NKM

Removing/installing ADS control unit - AR32.32-P-0500NKM

MODEL 117, 156, 176, 246 with CODE 459 (Steel suspension with adjustable damping) 

Fig 1: Air Duct & Floor Covering
G10250396Courtesy of MERCEDES-BENZ USA
Fig 2: ADS Control Unit Remove/Install Components
G10250397NOTESREMOVINGINSTALLINGCourtesy of MERCEDES-BENZ USA
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Commission ADS control unit (6) with XENTRY using Software Calibration Number (SCN) When renewing the ADS control unit (6).  
  AR54.21-P-0015X
2 Switch off ignition and keep transmitter key at a location beyond transmitter range (at least 2 m)    
3 Remove passenger seat Model 117, 156, 176
with code 459 (Steel suspension with adjustable damping)
AR91.10-P-1000NKA
Model 246
with code 459 (Steel suspension with adjustable damping)
AR91.10-P-1000NKB
4 Remove air duct (1)    
5 Fold floor covering (2) towards rear    
6 Unscrew nuts (3)    
7 Remove bracket (4) with ADS control unit (6) and turn over    
8 Remove bolts (5)    
9 Remove ADS control unit (6) with connected electrical line (7) from bracket (4)    
10 Move slide (8) up to end stop (arrow) and detach electrical connection    
11 Install in the reverse order