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1991 190E 2.6 Auto, Artic White/grey MB-Tex
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Discussion Starter #1
I'm replacing the rubber hoses for the fuel evaporation system at the very bottom of the gas tank. There is a breather valve in-line with one of the hoses. Is there a simple test to make sure the valve is working correctly? I can blow through both ends of it, but it takes some pressure. Normal?
 
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