obdii scanner

I recently replaced all of my O2 sensors (Thread: https://wranglertjforum.com/threads/check-engine-light-flashed-while-driving-recommendations.67087/) and felt like that had been successful. No new CELs, no rough idle, and no hesitation. However, at the time I didn't really watch any live data...

So I guess it's time to upgrade my scanner. I been chasing a check engine light on my son's 98'XJ and my Actron U-Scan would not pick up any codes. Finally sent him over to my local Advance Auto after talking to them and they picked up a P0135 code which turned out to be the fuse for the O2...

This is a complete list of all the error codes that your Jeep Wrangler TJ can throw. You can get these codes by turning the key on and off 3-4 times within a 5 second time frame or by using an OBDII scanner. P-code suffixes (M) Check Engine Lamp (MIL) will illuminate during engine operation if...