ABC central reservoir, component description - GF32.50-P-4221SX

MODEL 216.3 up to Model Year 8 

MODEL 221.0 /1 with CODE (487) Active Body Control (ABC) up to Model Year 8 

Illustrated on model 221 

Location 

The front axle central reservoir is located on the ABC front axle valve unit (Y36/1). The rear axle central reservoir is located in the spare tire well.

Task 

Oil under high pressure (approx. 200 bar) is stored in the two central reservoirs.

Fig 1: Identifying Front And Rear Axle Central Reservoir (Illustrated On Model 221)

Courtesy of MERCEDES-BENZ USA

Function 

In the event of a rapidly rising oil consumption of the Active Body Control (ABC) system (e. g. when compensating for brake dive) the system is buffered with the two central reservoirs.