Quote:
Originally Posted by SAMM3Y
Do a forum search for drive cycle and follow it. It's a bastard but does work. If you have a generic reader with live data you'll see it go ready when it's ready
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Yeah I've done 11 drive cycles to a tee. I'm so frustrated, driven 500 total miles now just doing these tests over and over along with 55mph cruises on the hwy.
Replaced all O2 sensors, everything is checking out except these two arbitrary tests on downstream sensors.