One of the worst problems that can occur to her Honda Odyssey is a bad fuel filter. As soon as the filter goes bad, it can limit the quantity of fuel the enters the engine. There is no fuel, the auto will not run at all. With that in mind, many of the symptom of a bad fuel filter revolve about the car stalling out.

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Fuel filters have been making a rearward progression for the last 50 years, literally. Because that a lengthy time, you’d find it under the hood. It looked like a small pill, and also it would be quick and also easy come replace. This was in the era the carbureted vehicles.

Things started to change in the 80’s. Fuel injection requires greater fuel pressure. Higher fuel pressure meant that a an ext robust fuel filter would be required. This supposed the fuel filter was no longer left under the hood. The was placed in the steel fuel line, in between the gas tank and also engine bay.

These fuel filter were an ext reliable, but they likewise were tougher come change. Repairing them way getting under the vehicle and also disconnecting steel fittings. It really still isn’t that an overwhelming to deal with, as long as you provide the automobile a few minutes because that the fuel push to walk down.

The great news is, no matter just how old your Odyssey is, the symptom of a poor fuel filter room universal. The doesn’t matter if it’s in-tank or in-line. And, fuel filters room cheap.

Signs that a bad Fuel Filter: Honda Odyssey

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Typical Fuel Filter

There room physical signs that you deserve to feel when your Odyssey’s fuel filter is clogging. Prior to taking noþeles apart, examine to see if her engines computer system has any type of trouble codes saved in it.

The engine may throw a P0087 trouble code. This trouble password detects that the fuel rail/system push is also low. Any type of trouble codes the exist can be a clue. Periodically when there is low fuel pressure, girlfriend may likewise get one oxygen sensor connected trouble code as well. The real concern with diagnosing a poor fuel filter is that it resembles many other vehicular problems in regards to symptoms.

Here room the most typical symptoms that a negative fuel filter in your Honda Odyssey:

Sputtering Under Load

The only way that you space going to know that your Odyssey’s fuel filter may be going out is that it is no much longer letting enough fuel v to store the engine running under a heavy load, or in ~ high-speed. Typically, if you room heading up a hill (or accelerating) the engine may start to feel choose it is just running the end of steam. That’s what that feels like with a negative fuel filter.

Now, a bad fuel filter can also feel a heck of a lot favor a poor catalytic converter. Both problems will do the engine feel prefer it is running the end of wind once you hit the gas. A bad catalytic converter will certainly not feel as jarring. It’s a smooth lack of power. If you room unsure, check out this article on troubleshooting catalytic converters. If you obtain P0420 or P0430 trouble codes with a scanner, it an extremely well may be the catalytic converter causing these symptoms.

Hard to begin Engine

One of the ideal indicators that a clogged fuel filter is going come be that the her Odyssey is daunting to start. This due to the fact that there’s not enough fuel pressure to appropriately atomize the fuel as it start the combustion chamber.

If your automobile is complicated to start, a clogged fuel filter would most likely not be the ar to start looking, especially if girlfriend are acquiring no trouble code for fuel press or the oxygen sensors.

Instead, we’d recommend acquisition a look in ~ the ignition mechanism first. Regularly it’ll be bad spark plugs, or a poor coil pack.

Engine no Starting

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

At the most simple of levels her Honda Odyssey needs three points to start: Air, fuel, and also spark. If any of these things aren’t present, the engine won’t rotate over at all. If there’s been zero warning the the fuel filter can be going bad (hesitation, difficulty starting, etc) than a clogged fuel filter could not it is in the ar to start. It can certainly reason the problem though.

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

It Could additionally be your Odyssey’s Fuel Pump

A fuel pump the is going out is walking to feeling the very same as a bad fuel filter. This provides telling if you have actually a bad fuel pump vs bad fuel filter an extremely challenging.

How carry out you tell castle apart? A clogged fuel filter will have actually high pressure on its intake side and low pressure on its calculation side. They room both going to cause the very same hesitation at high rate and challenge starting. The only way to important tell is to place a fuel pressure gauge ~ above both sides of the line and get a reading from both.

If your automobile isn’t starting at all, and you hear the fuel pump prime that is usually a good indication that the pump is functioning to some capacity. Experimentation your Odyssey’s fuel push on each side that the pump would be the best way to diagnose this problem.

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A priming fuel pump sounds favor a high-pitched whine for a couple of seconds and also can it is in heard v a sharp engine best after the ignition vital is turned, but before the starter is engaged.

Conclusion: Honda Odyssey negative Fuel Pump

The symptom of a negative fuel pump complement a most other typical problems that can take place in the Honda Odyssey. Trial and error the filter and also pressure on every side that it are going to it is in the quickest means to preeminence it out. If over there is anything girlfriend would choose to add, please leave a comment below. Good luck!