Again, no problems with engine or transmission that I could tell. My engine light came on following that. Primary or secondary ignition components can go bad and prevent spark from being delivered properly to the cylinder which would result an engine or cylinder misfire. Kia Rio P0300 Definition P0300 is a general and random misfire code, which means that the code is not going to tell you which cylinder is causing the misfire. They replaced the plugs and were going to replace the coil but I already had it done before I went in and I am still having the excat problems. It won't go over 50 mph and takes about 5 minutes to get to 50 mph. I've spent so much money on this problem but yet I can't get it fixed.
The kia dealer saying its bad gas and only to use Shell gas. Having trouble finding them though. Kia dealer saying its made gas. Now it runs like a million bucks! There is a video on youtube that shows you how. Seemed to be running fine. It turns out that the Crank Position Sensor was also bad wires had been slightly cut. It out of Kia garage.
Control unit software in need of updating 2. Most vehicles now come with iridium plugs that need changed very infrequently. There are a number of ways to check your ignition components. It is still under warranty. Well, as soon as I took it out on the road over 50 mph, it started misfiring quite heavily wouldn't go over 55mph.
Take a look at the electrodes and see if they are in good shape. Check for bad wiring, but I would replace the bad coil before I did anything. Everyone agreed the most likely culprit was supposedly the latter issue. Now don't ask yourself; What should you do with P0300 code? Look up the other , please use the search box. These symptoms vanished when they taped the broken plug back into place. Checking Fuel Delivery Another common cause would be a fuel delivery issue causing the engine to misfire causing a P0300 code or any misfire related code to be stored in the computer.
Probably a worn out tensioner allowed the belt to slip a tooth on the cam. Shop told me its ok to keep driving it even if the light comes on and a cylinder is misfiring but from what I read online that might not be such a good idea. I have to change the alternator now too, but mine is cylinders 1 and 3 that keep blowing coils. The check engine light, driving problems and smell was in consequence of the misfires. The information contained on this site is presented for informational purposes only. It will often be accompanied by codes P0301-P0308. This video will show and explain how to narrow down your possible problem.
And these techs at dealers,well. The engine is off now but this is a bad sign off it is already messing up and it is still under warranty. I replaced the crankshaft position sensor. I probably would buy 2 one for the missing pin and the other to move around and see if I could clear the problem. At most I've gotten a week without having it act up just with in town driving. That's when they discovered the wires had a very slight cut close to the crankshaft position sensor.
These particular codes also indicate that there is a misfire detected, but they specify the cylinder it is taking place in. If you have P0300 and one of these other codes, the cylinder indicated by these cylinder specific codes would be where to start looking for your problem. It would think it would cause a problem with all coils. You can also check the injector plug. If mixture and air intake are not responsible, and if the problem does not only occurr when idle, check the high voltage wires from coils to spark plugs particularly if a code on a particular cylinder comes back. The nice thing about it is that the P0302 has tracked the problem to a particular cylinder, which makes diagnosing the problems simpler than , which means that the cylinders are randomly misfiring.
You'd have to soldier the wiring. So what is the final fix? You can check for this by simply using an ohm meter. John answered 5 years ago I just had my engine rebuilt on my 2006 Kia Rio 12,200 miles ago, and randomly experienced misfires a little while back that seemed to go away after letting the car sit overnight. Here are the most common problems that will throw the code. We are not responsible for any actions you take on your vehicle.