misfire

Jeeps been running great. This morning I go out and do my morning routine….warm it up like I usually do (oil temp gets to 100-130 degrees before I start driving) and hit the auto start stop button. I go out and have the auto start stop warning light on. I run a jscan and it says I have a...

My jeep (2018 JLUR) has been having some intermittent issues since I completed the camshaft and rocker replacement. I did an exploratory search of the cams and rockers after hearing the ticking noise and getting a cylinder 5 misfire code. My right intake camshaft had the most wear on the last...

2018 Wrangler JLU - 67,000 Miles - 3.6L Automatic ** UPDATE 08/14/25: Got worse, Coolant tank is empty. Bore scoped the cylinder to find a pink pool! Head gasket job next. Ill keep updating this thread. **UPDATE 08/04/25: Used Jscan to do a CAM RELEARN and clean Cam Phasers, Replaced Cyl3...

So, my 2018 JL is starting to have a couple of issues. For the past 2 to 3 weeks I've been having what feels like a misfire to me. I have the 3.6 motor and 66k miles on the Jeep. It starts and idles perfectly. When I press on the accelerator it seems to hesitate just enough to be noticed. If I...

Hey y'all getting together a bit of a novel here to hopefully get some @JeepCares visibility and also add some volume to the chorus with this particular failure mode we're seeing on the upgraded 3.6 on the JLs and other Jeep platforms. But first a little bit history: I love wranglers. My first...

Hello all, I have a 2019 jeep wrangler 3.6l that has recently developed some issues @134k miles. I'm getting codes p0300 p0174 and p2098. I read about the oil leak on the passenger o2 sensor so replaced both up and downstream on the passenger side and that didn't fix my problem. After some more...

Hey Everyone, I have a '21 JLU Willys with the eTorque engine and about 43,000 miles on it. Recently I've noticed that at idle, or in park, the engine will lurch like it is having a cylinder misfire. Its a similar feeling to when the auto start/stop turns on and off. Sometimes it will only do...

This morning CEL came on for the fist time in 58k miles, whole jeep was shaking on the highway and also when parked. scanner is showing code P0306, cylinder 6 misfire. 2 weeks ago I installed K&N intake, not sure if this could have been the cause but I have not had any issues until now. my...

Hey all - My Jeep (and another one, see below) has been in the shop since Monday afternoon for a series of codes: Multiple Cylinder Misfire Cam Shaft Timing issue (Can't remember the exact code readout) 7,300 km on the ODO (4,530 miles) on Monday, my Jeep's check engine light started...