[s-cars] Failed emissions testing
serge411 at speakeasy.org
Tue Nov 11 14:35:23 EST 2003
Sounds like a typical absence of the catalytic converter condition to me.
95 S6 Avant
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> Hi All-
> Took the S6 for emissions testing in RI today and failed! Passed the CO
> portion of the test, but failed the HC ppm both at idle and 2500rpm. Limits
> are 220 for both and my results were 266 and 245 repectively. Is the HC
> indicative of running rich? Or is this a faulty 02 sensor fault? Is this due
> to the MTM chip? Anyone know of a fix?
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