Focus Fanatics - View Single Post - oxygen sensor graph review help. Cat dead?
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Old 02-03-2012, 12:34 PM   #14
fast*st
Focus Enthusiast
 
Join Date: Jan 2012
Fan#: 93319
Location: Groton, United States
What I Drive: 1999 F350 Dually, 03 SVT ZX3

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Right around 95,000 miles so far, seems the previous wrench discarded everything heat shield related. I've been getting brand gas from two stations (Mobil) not the econo place, I suppose a newer front O2 sensor could give a bigger split in the signals?
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