Search Results for ‘o2 sensors’

Hello, I have a 2010 Jeep Wrangler Unlimited Mountain Edition 3.8L V6. This past fall the torque converter clutch failed and I had it rebuilt along with the transmission. A month later the check engine light came on again for the clutch and I brought it back in and it was rebuilt again. The...

Hi all, ive posted a bit about this in other places but still having issues and in need of some advice. I recently picked up an 04 TJ 4L with the 42rle auto transmission. Upon driving it home about 6 hours from where purchased I noticed an issue where it lost power in what I could only describe...

07 JKU. Fresh engine rebuild. Since then nothing but problems. Multiple misfire, all 4 o2 sensors coded, ignition coil a side problem . Since then a R&R ECU done. Jeep drove great home from the mechanic and since junk again. Throwing ignition coil b this time and the o2 sensors again with...

Hello, I have a 2007 Jeep Wrangler Unlimited X 3.8L manual transmission, 97k miles and have had the P0052 code for over a year now and cannot get rid of it. This P0052 has been the bane of my existence as I cannot figure how to get it to clear, and I've tried just about everything which I am...

Hello My Jeep has been at the local shop for months now. Brought in my 2005 Jeep Wrangler tj 4.0 se in for throttle body issue no rpm over 40 mph. Also had check engine light on O2 sensor heater failure and no voltage bank? Mechanic has given me tons of excuses like bad pcm, it was replaced but...

I have a 2008 JK Unlimited x. I noticed (just a couple times) that my engine started to sputter a little. Tonight, after a haul, the bf said the engine was sputtering and ready to shut off. He frantically searched for the diagnostic code and it was...the p0420. It was the only code coming...

I will do my best to keep this concise. This has been a yearlong odyssey. I purchased a 2001 TJ that was converted from a 2.5 to 4.0 and was not running well. After months of battles finishing what the previous owner started, I have run into a puzzling drivability/engine performance problem...

So a few weeks back I replaced my O2 sensors since the jeep was throwing the code. The engine was running rough at idle so I thought replacing them would help. I got the up and down stream sensors and replaced them both. I just went up to Auto zone and got Bosch replacements. I installed them...

I have an 02 TJ I have no check engine light and 158k miles. I usually just replace the o2's as habit when I get a truck. I have an inline six 4.0 and there are 4 sensors and its expensive! I have 33's and a 4 inch lift I'm getting about 14.5 mpg on the last fill up. I was wondering if the old...