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Mercedes-Benz S420 Problems

ABS Modulator Failure Due to Dirty Brake Fluid on Mercedes-Benz S420

Problem Description and Possible Solution

As brake fluid becomes dirty over time, it can cause a failure of the anti-lock brake system (ABS) modulator assembly. Our technicians recommend a complete brake system flush every two years to help prevent this issue.

(6 people reported this problem)

Mercedes-Benz S420 Vehicles With This Problem

RepairPal Verified
Average mileage: (–)
6 model years affected: 1994, 1995, 1996, 1997, more1998, 1999
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Brake problem? Or maybe a faulty head gasket cylinder?
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