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Originally Posted by StuntDriver06
it is one of 2 things, either the ecu was reset recently and hasn't gone through a complete drive cycle or the 02 sensors were not hot enough, if you make suer they are hot enough (drive at least 10 miles to be sure) and it still fails for the same thing... then a drive cycle hasnt been complete
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Thanks, so how long does it take for a "drive cycle" to complete. The last time the battery was disconnected was in January to install an alarm.
Is this process specific to Titans and maybe Firestone did not warm up the 02 sensors?