Re: Mazda 323F 1997 1.5 16v Z5 eng. code, have cured high emissions fault but reason why please. Archived Message
Posted by Tony Sefton on August 31, 2007, 8:09 am, in reply to "Mazda 323F 1997 1.5 16v Z5 eng. code, have cured high emissions fault but reason why please."
I suppose if the T.P.S Voltage was too high on idle, The ecu would assume that the throttle was open and dump in more fuel, ( which it could not use as the throttle was actually closed ). ?? causing high Emissions. Or may be totally wrong as usual. ?
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