P0302 jeep

Discussion in ' Wrangler JK ' started p0302 jeep meatman69Apr 15, Log in or Sign up. Welcome to Jeeps. You are currently viewing as a guest!

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P0302 jeep

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. I've been chasing this issue since January P misfire in cylinder 2 code. Issue started at about 74K miles. Has anyone had this issue, and can you offer some advice? Sort by Oldest first Oldest first Newest first Most reactions. I believe some went down the same path as you. It turned out to be a short in the harness which also caused the driver in the PCM to go bad. Repaired the harness, replaced the PCM, all is good. Was it expensive? Electrical or emissions system failure can potentially cause a P DTC to appear in some situations. The causes of code P are listed below: Spark plug failure Spark plug wire failure The coil pack is not working. The fuel injector is faulty, unclean, or clogged Cylinder compression is low.

Sign up. Sort by Oldest first Oldest first Newest first Most reactions. You p0302 jeep just have a bad wire in the loom for piston 2.

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P is a real drivability concern and should be dealt with right away. Repairing P should be considered a high priority. The most common fix for P is to replace the spark plugs, coil packs, or if equipped plug wires. But, where is the second cylinder? There are quite a few things that can cause the P trouble code to trigger in the Jeep Wrangler. Here are the most common problems that may cause misfiring. They are presented somewhat in order from most to least likely to be causing P

P0302 jeep

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Before I left I was strapping my kayak to the top of my Jeep. The Jeep was on and I was on my rock rails tugging on the straps and the jeep was rocking and and I heard a chime went down to the interior and the check engine light came on. I've only had the check engine light come on for gas cap. Went to the AutoZone and was told it was a P misfire? I looked on google for some info from other people and read some stuff but I wanted to hear what you guys think. My Jeep is a JK.

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To start viewing messages, select the forum that you want to visit from the selection below. Also, wouldn't the oil look like chocolate mousse? Tested spark plugs, ignition coil, and fuel injector, no issues. The following errors occurred with your submission. Could have been a bigger issue So I put my Trackhawk on lift, just to look over if everything is ok and something I noticed. Hope this helps. The last time my engine started sputtering and I received a code I unplugged all of the sensors, cleaned them and plugged them back together. Note that the misfire monitor in the ECU uses the crankshaft position sensor to check that rpm does not sag any more than a specified amount when each cylinder is supposed to fire, so it can be triggered by any problem in that cylinder, not just an electrical misfire. The time now is AM. Welcome to Jeeps. If you have replaced both the spark plug and coil and are still seeing that code then you need to look at other possible causes for misfire, such as perhaps a clogged or intermittent fuel injector, intake or head gasket leak, etc. This is one thing I didn't check. I'm thinking they are mis-diagnosing the problem Lil Hemi 52 Replies.

P is a real drivability concern and should be dealt with right away. Repairing P should be considered a high priority. The most common fix for P is to replace the spark plugs, coil packs, or if equipped plug wires.

JavaScript is disabled. Old Dogger Replies. Check Engine Light - P code. Tested spark plugs, ignition coil, and fuel injector, no issues. The following errors occurred with your submission. Welcome to Jeeps. All times are GMT After scoping replace the spark plugs and go from there. Any help is appreciated. The following users liked this post:. Yes, oil would be milky if it was leaking into the cylinder. Top Contributors this Month View All. Covered under powertrain warranty so should be all set.