(Reposting this in the KJ forum - inadvertently posted in KK originally)
Bought my KJ used 2 weeks ago. Within hours of the purchase got a CEL. Checked the codes a couple of days later and had both downstream O2 sensors showing high voltage (low? can't remember).
About a week later...
Bought my KJ used 2 weeks ago. Within hours of the purchase got a CEL. Checked the codes a couple of days later and had both downstream O2 sensors showing high voltage (low? can't remember).
About a week later purchased a scanner and cleared the codes. Drove about 10 minutes and CEL back...
Purchased 2004 KJ today. Back in a Jeep again after several years. Had a 2004 TJ Rubicon that I had to let go for a variety of reasons. Purchased this one already lifted. Still working through what it has available on it.
Primary purpose is daily driver (as was my Rubicon) with some light...
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