Why does the engine light come on and go off?
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2000 Mercedes-Benz E430 Question: Engine light come on often and goes out
Answer #1matte August 25, 2009, 14:47Master
This can happen for a number of reasons. Check out the RepairPal article on the check engine light: http://repairpal.com/check-engine-light and also the common problems page for your car: http://repairpal.com/mercedes-benz-e430-2000/common_problems
You may find what you need there.
Answer #2sinautoscan.com September 24, 2009, 21:10Master
It is a warning light that is illuminated when there is a problem with the EMISSION SYSTEM only. Emission system being the pollution control system.