Nissan dtc p0303

However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you nissan dtc p0303 get this fixed right away, nissan dtc p0303. So you should chech it on our car models.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Hopefully someone can help me save a bit of money here. I have a Nissan Sentra with only aboout 50K miles on it. About a month ago my Serive Engine Soon light came on.

Nissan dtc p0303

Last Updated: January 26, Fact Checked. This article was co-authored by wikiHow staff writer, Eric McClure. Eric McClure is an editing fellow at wikiHow where he has been editing, researching, and creating content since There are 8 references cited in this article, which can be found at the bottom of the page. This article has been fact-checked, ensuring the accuracy of any cited facts and confirming the authority of its sources. This article has been viewed 21, times. Learn more Please enter its make, model, and year below so that we can add support for it. Skip to Content. Edit this Article.

Specifically, it could be a bad spark plug in cylinder 3. Here's a bit more info. This article was co-authored by wikiHow staff writer, Eric McClure.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. I take it to the dealership in Pensacola and they pull the code and its a P, which is 3 cylinder misfire. They run some diags on it and tell me its the fuel air sensor for that bank. They dont have one in stock, but tell me its ok to drive it back home, which I was planning to do, I was already checked out of my hotel.

P is a real drivability concern and should be dealt with right away. Repairing P should be considered a high priority. The most common repair for P is changing the spark plugs. Before you can diagnose P in your car, you need to find the third cylinder. On inline engines, the third cylinder will usually be the three in from the engine accessories.

Nissan dtc p0303

Advertiser Disclosure. Your vehicle moves when gasoline is burned and power is generated inside a chamber known as the cylinder. Most engines have a 4, 6, or 8-cylinder engine, where more cylinders typically mean more power. Power is generated by pistons that move up and down while fuel is ignited at very specific times. A misfire typically occurs when the timing of this ignition is off. P indicates that cylinder number 3 is experiencing misfires. Cylinder 3 misfires can be caused by many reasons from a faulty ignition system, fuel system, or internal engine failure. With a misfire fault, the first step is to get it diagnosed to figure out what is causing the engine to misfire.

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Turns out I had too pull the distributor to replace the O ring oil seal and use electrical spray cleaner on several of the wiring harness plugs to remedy the trouble. It's too late for me but I'd be interested to know what it could have been. How does your vehicle know how much fuel it needs? Got an 09 nearing k. Now, I'm being told my ignition coil "might" need to be replaced. So they still have my X, and will keep it till they fix it, or I take it to the other dealer in town. I think I'm going to change plugs and use the Nissan dealership plugs and then go from there. With manufactures cutting book time, warranty time where you constantly lose money, you get nothing but a bunch of hacks wrenching on your pride and joy. Look for loose connections or wires. Going to change the ECM because of low voltage or amps cant remember what he said at a connector on that bank. I suggested the injector back last thursday, but that was "hard to get to" We shall see.

Last Updated: January 26, Fact Checked.

Here's a bit more info. Looking at the drive cycle when the code trip also helps. I am an ASE Master Tech, L1 and got out of the industry because of idiot service writers and other so-called techs relying on computer codes. Hi there! Disconnect the battery to avoid shocking yourself. Check engine light comes on Engine stalling or misfiring Engine performance issues Car not starting. I tell em I doubt bad gas, because in almost miles of driving and getting gas in 3 states, any bad gas would be gone, and bad gas would make the truck run like crap at all speeds, not just idle. About This Article. No account yet? Moral of the story, fix exhaust leaks sooner rather than later! The P code indicates your 3 cylinder is misfiring. Well about a year later, my exhaust starts leaking, probably thanks to this event. Thanks to all authors for creating a page that has been read 21, times.