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o2 sensor
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  1. S40 & V40, V40CC (CMA: 2019- )
    Hi everyone, searched the threads and couldn't find the answer I was looking for, so I just bought a Becker 3" downpipe, I am also upping my tune to stage 2 with the rear O2 sensor being deleted. I am posting because the downpipe came with an O2 sensor spacer but it only came with one, so my...
  2. XC60 (2010 - 2017)
    Happy New year to everyone. My 2011 XC60 T6 with 150K miles threw a P0420 code, my hand OBII wouldn't clear the code so I hooked up VIDA and sure enough the ECM fault code "Catalyst System Efficiency Below threshold (bank 1)" was there. Funny enough I was not able to delete the code using VIDA...
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