Active Body Control System Can Leak Hydraulic Fluid on Mercedes-Benz S500

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: 110,885 (10,800–189,000)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006
16 people reported this problem
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Viewing 1 - 5 of 5 problem details
The car is too low to drive.
2001 Mercedes-Benz S500 130,000 mi,
Airmatic leaks off and the car is to low when you start it sometimes.
2001 Mercedes-Benz S500 90,000 mi,
Right front sits down after 3 days sitting idle. Filtered fluid and changed filters several times. Finally notice leak from Steering pump with needed to be replaced at a cost of $4000. After repair, shop stated that it still sits down and may require additional valve block replacement, and additional $2800.
2001 Mercedes-Benz S500 10,800 mi,
my hydraulic is leaking