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Obd sensor on catayst heater and my evap sensor keeps reading unready i took

(1999 Ford Taurus)
in Portland, OR on March 06, 2012
cable off to reset computer and was told to drive it for a while i did for two weeks took it back to deq and same thing happens still reads unready 97211
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Popular Answer
of Greg's Orange Auto on March 07, 2012
taking the cable off will not reset computor on this car have it cleared at auto zone and see if that works, you may be picking up history codes
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on March 10, 2012
took it to auto zone they put atester on it no codes would show on it whats next
of Greg's Orange Auto on March 10, 2012
there code reader may not be a good one that can get these codes
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