ABC body acceleration sensor, component description - GF32.50-P-4622R

MODEL 230 as of 1.3.06 with CODE (487) Active Body Control (ABC) 

Fig 1: Identifying Right/Left Front Body Lateral Acceleration Sensor

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Left Rear Body Lateral Acceleration Sensor

Courtesy of MERCEDES-BENZ USA

Design 

The left front and right front body lateral acceleration sensors are located over the respective wheels in the vicinity of the shock absorber dome.

The left rear body lateral acceleration sensor is located on the left in the trunk.

Task/function 

The left front, right front and left rear body lateral acceleration sensors measure the vertical acceleration of the vehicle body. This information is used to dynamically stabilize the vehicle body and dampen vehicle body movement.