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Mercedes-Benz 500SEL Problems

Poor idle quality due to oil feed tubes falling into crankcase on Mercedes-Benz 500SEL

Problem Description and Possible Solution

Oil feed tubes break and fall into the crankcase (engine) and the tappet becomes noisy (ticking), resulting in degraded idle quality. Our technicians recommend replacing all of the tubes at the same time, broken or not.
(2 people reported this problem)

Mercedes-Benz 500SEL Vehicles With This Problem

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Average mileage: (–)
2 model years affected: 1992, 1993
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Brake problem? Or maybe a faulty head gasket cylinder?
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