Active Body Control System Can Leak Hydraulic Fluid on Mercedes-Benz S430

The active body control system can leak fluid from numerous areas, including the tandem pump, hydraulic lines, struts, and/or seals. If it is not repaired, the vehicle ride height could drop too low and cause damage to the undercarriage.

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Average mileage: 124,000 (98,000–150,000)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006
10 people reported this problem
2 people shared problem details
The car lowers when it gets cold, especially the left passenger side. It was diagnosed as the Shocks, but those have been changed. Still not fixed yet.
Very expensive to fix
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