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On Wed, 2006-03-29 at 22:00, Constantino Tobio wrote: > Jim Adney wrote: > > >Any idea how the difference in the fuel is sensed? > > > > > > > Pure speculation, but I would bet that the profile of the exhaust > content as read by the O2 sensors shifts the engine management system > into "E85 mode". > > Just a guess on my part. > > BTW, wouldn't it make sense to have the lines and tank be stainless > steel, as alcohol absorbs water readily. > Gas tanks are plastic, and the lines are mostly plastic. The metal in the fuel lines is stainless. All of our components are stainless. But, as long as the alcohol stays mixed, it just keeps any moisture in suspension. This is why you don't need "dry gas" to prevent frozen gas lines with ethanol. But people put it in anyway. -- Russ Wolfe '71 FB AT '66 FB MT '64 T34 (not running) '65 T1 (not running) '05 KIA Sorento SUV russw@classicvw.org http://www.classicvw.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~