One of the worst troubles that can happen to your Kia Sedona is a poor fuel filter. As soon as the filter goes bad, it can limit the quantity of fuel that enters the engine. Without fuel, the car will no run in ~ all. V that in mind, many of the symptoms of a bad fuel filter revolve roughly the vehicle stalling out.

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Fuel filters have actually been make a rearward progression for the critical 50 yøears, literally. For a long time, you’d discover it under the hood. The looked favor a little pill, and also it would be quick and also easy come replace. This was in the era that carbureted vehicles.

Things began to change in the 80’s. Fuel injection requires greater fuel pressure. Greater fuel pressure meant the a much more robust fuel filter would be required. This expected the fuel filter was no longer left under the hood. It was put in the steel fuel line, between the gas tank and engine bay.

These fuel filter were much more reliable, but they likewise were tougher come change. Repairing them means getting under the vehicle and also disconnecting stole fittings. It yes, really still isn’t that an overwhelming to transaction with, as lengthy as you offer the automobile a few minutes for the fuel pressure to walk down.

The great news is, no matter exactly how old her Sedona is, the symptoms of a bad fuel filter are universal. It doesn’t issue if it’s in-tank or in-line. And, fuel filters are cheap.

Signs that a bad Fuel Filter: Kia Sedona

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Typical Fuel Filter

There are physical indicators that you can feel as soon as your Sedona’s fuel filter is clogging. Before taking anything apart, inspect to watch if your engines computer system has any type of trouble codes conserved in it.

The engine may throw a P0087 problem code. This trouble password detects that the fuel rail/system push is too low. Any type of trouble codes that exist might be a clue. Occasionally when over there is short fuel pressure, girlfriend may likewise get an oxygen sensor connected trouble password as well. The real concern with diagnosing a poor fuel filter is that it resembles many other vehicular issues in terms of symptoms.

Here are the most typical symptoms of a poor fuel filter in your Kia Sedona:

Sputtering Under Load

The only means that you are going to understand that her Sedona’s fuel filter may be going out is the it is no longer letting enough fuel through to keep the engine to run under a heavy load, or at high-speed. Typically, if you room heading up a hill (or accelerating) the engine might start come feel like it is simply running the end of steam. That’s what that feels prefer with a negative fuel filter.

Now, a bad fuel filter can likewise feel a hell of a lot favor a negative catalytic converter. Both problems will do the engine feel prefer it is running the end of wind as soon as you struggle the gas. A poor catalytic converter will certainly not feel together jarring. It’s a smooth lack of power. If you space unsure, inspect out this article on troubleshooting catalytic converters. If you get P0420 or P0430 problem codes v a scanner, it very well may be the catalytic converter resulting in these symptoms.

Hard to begin Engine

One that the ideal indicators the a clogged fuel filter is going to be that the her Sedona is an overwhelming to start. This because there’s not enough fuel pressure to correctly atomize the fuel together it beginning the burning chamber.

If your vehicle is an overwhelming to start, a clogged fuel filter would more than likely not it is in the place to start looking, especially if girlfriend are getting no trouble password for fuel push or the oxygen sensors.

Instead, we’d recommend taking a look at the ignition device first. Often it’ll be bad spark plugs, or a negative coil pack.

Engine not Starting

If the fuel filter has come to be so contaminated that the minimum quantity of fuel has not to be let with it, the engine won’t start at all.

At the most an easy of levels your Kia Sedona requirements three points to start: Air, fuel, and spark. If any of these points aren’t present, the engine won’t rotate over at all. If there’s to be zero warning that the fuel filter can be going bad (hesitation, an obstacle starting, etc) than a clogged fuel filter can not be the location to start. It could certainly reason the problem though.

Here’s a great video on making use of your eye to diagnose the fuel filter:

It Could additionally be your Sedona’s Fuel Pump

A fuel pump the is going the end is walk to feeling the very same as a poor fuel filter. This provides telling if you have actually a bad fuel pump vs negative fuel filter very challenging.

How execute you tell them apart? A clogged fuel filter will have actually high push on its intake side and also low pressure on its calculation side. They space both going to cause the exact same hesitation at high speed and difficulty starting. The only means to important tell is to place a fuel pressure gauge ~ above both sides of the line and also get a reading from both.

If your car isn’t beginning at all, and also you hear the fuel pump prime that is typically a an excellent indication the the pump is functioning to some capacity. Trial and error your Sedona’s fuel press on every side that the pump would be the best way to diagnose this problem.

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A priming fuel pump sounds like a high-pitched whine for a few seconds and can be heard with a sharp engine ideal after the ignition vital is turned, but before the starter is engaged.

Conclusion: Kia Sedona bad Fuel Pump

The symptoms of a bad fuel pump match a lot of other common problems that can take place in the Kia Sedona. Testing the filter and also pressure on every side that it space going to it is in the quickest means to dominance it out. If there is anything friend would favor to add, please leaving a comment below. Good luck!