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02 sensor

  1. Problems and Troubleshooting
    I replaced the EGR valve on my 2002 MT Insight about 6 months ago. I made the replacement because it never seemed to be going into lean burn and my gas mileage was dipping into the upper 30s, although that was mostly in town driving. My MPG went up somewhat after that back into the upper 40s and...
  2. Problems and Troubleshooting
    covered by warranty? any idea what I'm facing? I see so many posts on P1447 . . 1 pm today: Autozone OBC readout[s]: P1447 MIL OFF MONITORS 0 INC 8 READY MISFIRE FUEL COMP CATLYST EVAP 02 SNSR 02 HTR EGR Perhaps 6 wks ago, I got another P code ( I lost it ) which translated to O2 sensor...
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