MY 2001 KIA RIO WILL NOT PASS ALL MONITORS EMISSION FAILED. on 2001 Kia Rio

WILL PASS OR READY COMPREHENSIVE COMPONENT MONITOR AND MISFIRE MONITOR BUT WILL NOT READY NOTHING ELSE.O2 SENSORS,EVAP,CATALYTIC,EGR,PERFORMED DRIVE CYCLE FEW TIMES.

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1 answer 1 comment
could your keep alive memory be getting erased?
I CHECKED THAT.PIN NUMBER 34 HAS 12.0 VOLTS KEY OFF AND .9 VOLTS KEY ON ENGINE RUNNING.IT LOOKS TO BE WORKING OK.WHAT SHOULD I LOOK FOR TO SEE IF WE MIGHT HAVE A ISSUE WITH MEMORY LOSS.