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

Problem Description and Possible Solution

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.

Problem Data
RepairPal Verified
Average mileage: 112,650 (10,800–189,000)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006
19 people reported this problem
Viewing 1 - 6 of 6 comments
The car is too low to drive.
Leaking from abc valves
Airmatic leaks off and the car is to low when you start it sometimes.
Keeps saying car too low to drive stop diving
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.
my hydraulic is leaking