Mercedes-Benz S500 4MATIC Problem Report

Mercedes-Benz S500 4MATIC ABS Modulator Failure Due to Dirty Brake Fluid

(5 reports)

It is not uncommon to encounter premature failure of the anti-lock brake system (ABS) modulator assembly due to dirty brake fluid. Our technicians recommend flushing the brake fluid every two years in order to help prevent this problem.

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