When cool the oil level check is ok, but when warm the light comes on and says too full. Is it ok to drive and what is the cause?
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2002 Mercedes-Benz C240 Question: Light says too much oil
Answer #1shadetreeauto September 23, 2010, 09:15Master
check level hot.check oil for contamination.check oil psi with a manual gauge.you may just need a sending unit.
Answer #2European Motorsports from European Motorsports, September 23, 2010, 13:57Enthusiast
Oil does expand when hot, Maybe your just a little over full. Check oil lever when hot, maybe have your oil change guy draw out a half quart & test.