Quote:
Originally Posted by jonbonazza
91 is the best I can get (easily) in my area. I feel like it's too lean too, but it's weird that I have been on this tune for a couple thousand miles and this just happened out of nowhere. I was informed, however that if it was the o2 sensor, a second code would be thrown as well, and I am assuming the same for a fuel injector, so I guess I'll get some EcuTek logs and hit up my tuner.
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Yes - and maybe get a read from something external to the vehicle on that AFR.
What has your MPG been like?