One the the worst problems that can happen to a vehicle is a poor fuel pump. If your Dodge Ram’s fuel pump goes bad, no fuel (or not sufficient fuel relying on whether or not it’s the end all the way) can go into the engine. There is no gas your Ram will certainly not operation at all. V that in mind, many of the symptoms of a poor fuel pump revolve roughly the automobile stalling the end or not running in ~ all.

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In modern-day fuel injected vehicles, the fuel pump sits appropriate in the fuel tank and also “pushes” the petrol to the fuel rail(s). That is in the fuel tank due to the fact that “pushing” fuel come the fuel rail is much easier than “pulling” the fuel, which is what one inline pump would certainly do. While being in the fuel tank makes the pump more reliable, it likewise makes that a lot of more an overwhelming to get to.

The an excellent news is the fuel pumps are inexpensive. The bad news is that they expense a lot in terms of labor come repair and also replace.

Dodge Ram bad Fuel Pump Symptoms


There room physical signs that you can feel as soon as your Ram’s fuel pump is walking out. Prior to taking noþeles apart, inspect to view if your engine’s computer system has any type of trouble codes saved in it.

The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system press is too low. Any type of trouble codes the exist could be a clue.

Sometimes once there is low fuel pressure, girlfriend may additionally get an oxygen sensor related trouble password as well. The real concern with diagnosing a bad fuel pump is the it resembles plenty of other vehicular problems in regards to symptoms. Also, the symptom are practically exactly the very same as bad/clogged fuel filter.

Here space the most common symptoms the a bad fuel pump in her Dodge Ram:

Whining Noise

One of the most common signs the a fuel pump is going poor is a whining sound. The whining sound can indicate that the fuel pump is walking out prior to there are any kind of performance based issues. Maintaining an open ear have the right to save friend from obtaining stuck somewhere with a poor fuel pump. It’ll sound prefer a short frequency buzzing sound.

Sputtering Under Acceleration

The only way that you room going to understand that her Ram’s fuel pump is going the end is the it is no longer providing enough fuel press to store the engine to run under a hefty load, or in ~ high-speed. Typically, if you room heading increase a hill (or accelerating) the engine might start to feel like it is simply running the end of steam. That’s what it feels like with a bad fuel pump.

Now, a bad fuel pump can likewise feel a hell of a lot like a bad catalytic converter. Both problems will make the motor feel favor it is running out of wind when you fight the gas. A negative catalytic converter will not feel as jarring. It’s a smooth lack of power. If you space unsure, examine out this post on troubleshooting catalytic converters. If you acquire P0420 or P0430 trouble codes with a scanner, it very well might be the catalytic converter bring about these symptoms.

Challenges starting the Engine

One of the finest indicators that a clogged fuel pump is going come be the the your ram is complicated to start. This because there’s not enough fuel press to effectively atomize the fuel as it beginning the burning chamber.

If your ram is complicated to start, a poor fuel pump would probably not be the location to start looking, particularly if girlfriend are’t acquiring a fuel related trouble code.

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

Engine Won’t Start

If the fuel pump has fully failed, the engine won’t begin at all.

At the most basic of levels her Dodge Ram needs three points to start: Air, fuel, and also spark. If any type of of these points aren’t present, the engine won’t rotate over in ~ all. If there’s to be zero warning that the fuel pump might be going negative (hesitation, an obstacle starting, etc) climate it have to not be automatically assumed that the fuel pump is at fault.

Here’s a an excellent youtube video clip on exactly how to test a fuel filter:


It Could also be her Ram’s Fuel Filter

A fuel pump the is going the end is going to feeling the exact same as a bad fuel filter. This renders telling if you have actually a poor fuel pump vs negative fuel filter an extremely challenging.

How do you tell castle apart? A clogged fuel filter will have actually high push on its input side and also low push on its output side. A bad fuel pump will have actually low press on both sides.

They space both going to reason the exact same hesitation at high speed and challenge starting. The only method to truly tell is to ar a fuel pressure gauge ~ above both political parties of the line and also get a analysis from both.

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

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

Conclusion: evade Ram negative Fuel Pump

The symptom of a negative fuel pump match a lot of other typical problems that can take place in the dodge Ram. Trial and error the pump and also pressure on every side of it room going to be the quickest ways to dominance it out. If there is anything friend would favor to add, please leaving a comment below. An excellent luck!