P0300 chrysler

Yet Another P thread.

Thread Tools. Turned key to restart car and it restarted right away. Check engine light constant on for a couple of minutes, then flashing for a couple of minutes, then alternating between constant on and flashing every couple of minutes. Did not stall again. Checked codes, and P is found.

P0300 chrysler

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Finally took vehicle to dealer to have engine scanned. Long list of possible problems, bad plugs, ignition harness, possible bent valve or push rod, etc. Expensive and no real solution. Had previously had heads off to replace leaking head gasket, resurfaced valves and checked push rods and valves, so knew they were good. Replaced MAP, no change. Replaced plugs and wiring harness, no change, checked fuel pressure, good. Finally after much scratching of both ends, bit bullet and decided to change MDS solenoids. Not to bad of a job, have to remove intake manifold, then solenoids are easily accessible. Strike each solenoid several times with a rubber mallet to break O-rings loose. Three of four came out easily, fourth broke and left part of lower plunger in manifold. Had to fish it out with a piece of stiff wire with the end bent to hook it.

I got the flashing CEL, so I p0300 chrysler off the engine immediately although it seemed to be running fine. Then with a quality scanner get fuel trim data and as much info as you can, p0300 chrysler.

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P is a serious engine fault that means random multiple misfires have been detected. Find out how to fix this code today. Advertiser Disclosure. Code P is often related to bad spark plugs or spark plug wires but could be caused by a number of issues relating to ignition and the air-to-fuel ratio in the cylinders. Your vehicle moves when gasoline is burned and power is generated inside a chamber known as the cylinder.

P0300 chrysler

Home » OBD Codes. There could be many different things causing the car engine to misfire, and in this article, you will find everything you need to know about this code. The code P indicates there are repetitive misfires on one or more cylinders in your car.

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My iac oem valve used to give rough idle before it stoped working. Remember me. Thanks guys. Finally took vehicle to dealer to have engine scanned. Checked each solenoid when removed by applying 12v and they all clicked and seemed to operate satisfactorily. I had about from aap that would just kill the enginw after months with no signs like the oem one. Check the basics, fuel, spark, air. Advanced Search. Random Misfire, P may occur when fuel pressure is low or erratic. It would even stall and then i would be able to restart it. Posting Quick Reply - Please Wait. No codes. This time, I got a P

We recommend Torque Pro. This article will therefore deal with code P as it applies specifically to Chrysler vehicles.

Smackeyacky 13 Replies. Send a private message to Porky. So i replaced the other 2 on that side What bob said It would even stall and then i would be able to restart it. Might want to get one new injector, and put it in on the 1 cylinder. Even without codes these cars can be diagnosed and properly repaired. Idle got smooth after the first bad ignition coil was replaced. Send a private message to boatmoter. Also check for vacuum. Thread Tools. Might be something loose after you changed the plugs.