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Home >> Mercedes Benz >> 2009 >> E550 Base >> Repair and Diagnosis >> Suspension >> Front Suspension >> Suspension -- E550 (211.072) >> Testing & Repair >> Remove/install air suspension control unit - AR32.22-P-6000T

Remove/install air suspension control unit - AR32.22-P-6000T

MODEL 211.0 /2 with CODE (489) AIRmatic (semi-active air suspension) 

Fig 1: Identifying Air Suspension Control Unit Components
G07506545Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
REMOVINGINSTALLING Remove/install     
NOTES Notes on avoiding damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
1 Disconnect ground line from battery Model 211.0 AR54.10-P-0003T
Model 211.2 AR54.10-P-0003TA
2 Fold floor mat backwards on the passenger-side and remove impact absorber (1)    
3 Unscrew plastic nuts (2) and fold control unit rack towards the rear    
4 Unscrew bolts (3) and remove AIRmatic with ADS control unit (N51) from control unit carrier    
5 Slide the locking slide of the two connectors (4) on the AIRmatic with ADS control unit (N51) all the way in the direction of the arrow and remove the electrical connections    
6 Disconnect connector for data bus system (5) from AIRmatic with ADS control unit (N51)    
7 Install in the reverse order    
8 Calibrate AIRmatic with ADS control unit (N51) with STAR DIAGNOSIS When installing new control unit
STAR DIAGNOSIS diagnosis system
*WH58.30-Z-1048-13A 
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Number Designation
WH58.30-Z-1048-13A STAR DIAGNOSIS diagnosis system, Compact Passenger Car 6511 1801 00