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fuel pumps

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How to Check a Car Fuel Pump
Car fuel pumps transfer gas from the fuel tank to the car engine and can be mechanical or electric. Cars low on gas can cause fuel pumps to overheat.
Symptoms of a Bad or Failing Fuel Pump
Common signs include a whining noise, hard starting, engine performance issues, and an inability to start the car.
Symptoms of a Bad or Failing Fuel Pump Relay
If the engine is stalling or not starting, or the fuel pump is not making any noise when the key is on, you may need to replace the fuel pump relay.
How Long Does a Fuel Pump Relay Last?
The fuel pump is among the most used parts on any car. Each time the car is started and ran, the fuel pump will have to perform. There are a variety of...
How Can You Tell That Your Fuel Pump Isn’t Working?
The fuel pump is responsible for getting fuel out of the gas tank and up to the engine. The pump itself is usually located inside the gas tank. There are a handful of...
How Long Does a Fuel Pump Usually Last?
Fuel pumps are a simple and rugged part of the fuel system. They are usually found inside of the fuel tank and are responsible for sending fuel from the tank to the engine. Because...
How Often Should the Fuel System Be Inspected?
Without fuel, an internal combustion engine will not run. For this reason, parts used in the fuel system are built for durability and can stand up to years of near-constant use. Some parts,...
3 Essential Things to Know About Your Car’s Gas Tank
The gas tank of the vehicle holds the fuel, which makes the car run. The fuel is propelled by the fuel pump. The gas tank can be made out of plastic high-density polyethylene, which can...
How to Buy a Good Quality Fuel Pump
Fuel is pumped from the gas tank up into the engine, and these handy little devices come in any number of shapes, sizes, and applications imaginable. Each of the three different key types...
How Long Does a Fuel Pump Shut Off Switch Last?
Being involved in an accident can be quite scary and dangerous. There are a number of safety mechanisms that are built into a car that will help to reduce...
How Long Does a Fuel Pump Last?
With all of the different components that allow your car’s fuel system to function, it can become very hard to keep up with them all. Having malfunctioning components in your fuel system...
How to Drain Your Fuel Tank
The majority of cars on the road today use internal combustion engines that use gasoline or diesel as fuel, and they store this fuel in a gas tank. Most gas...
Why Fuel Pump Replacements Can Be Tricky
Changing the fuel pump can be challenging, as you may first need to remove the fuel tank and other parts in the car to reach the pump.
How to Replace a Fuel Pump Shut Off Switch
The fuel pump shut off switch may be faulty when the Check Engine Light comes on or if the engine suddenly turns off while driving.
How to Replace a Fuel Pump Relay
The fuel pump has a relay that fails when there is no audible humming sound as the ignition is turned and when the car cranks after longer than usual.
How to Get the Best Fuel Mileage For Your Car
Fuel economy can be increased if you perform regular car maintenance, pay attention to the Check Engine Light, and reduce your idling time.
How to Replace a Fuel Pump
Fuel pumps help push gas from the fuel tank to the fuel rail. Fuel pumps have filters to prevent small particles from entering the car engine.

Related questions

Question
I have a honda civic where I have enlarged the fuel filter exit areas through the bolts but high sound coming from pump
Anytime there are modifications on a vehicle from the standard component or part can cause unknown problems. When you modified the orifices in the fuel filter banjo bolts you may cause excessive volume of fuel to go through the fuel...
Question
Fuel regulator 0 psi.
If the motor is running, there can't be 0 psi. I'm not sure how you are reading fuel pressure from the regulator. This is not a normal diagnostic procedure. Maybe you are referring to a fuel pressure gauge. And again,...
Question
Car won't start
You may have a bad fuel pump. The fuel pump may have been burned up if you ran it out of fuel or ran it low a lot of times. The fuel pump uses the fuel to keep the pump...
Question
What is wrong with my fuel system?
Hi there. Since you are having lots of fuel pumps fail, check the lines to the fuel injectors and also check the fuel injectors them selves. There is a pressure build up on one or more lines causing the pump...
Question
Fuel Pump Malfunction
In October 2016, BMW announced a recall covering fuel pumps for certain models produced during model years 2007-2012. Your vehicle appears to be outside the scope of this recall but nevertheless it would be a good due diligence to contact...
Question
Rough idling and shaking very bad at low rpm's.
Hi there. Check the fuel pump relay to see if its activating. This sounds as if the fuel pump relay is having an intermittent sticking off condition. The relay may be getting too hot and shutting off causing the pump...
Question
Is the problem my fuel pump, relay, or connector.
It could be all three problems. The fuel pump may be drawing too many amps or connection at the pump is not making real good contact and needs pump and connector replaced. The fuel pump relay and contact connector pins...
Question
Trouble starting unless I prime the fuel pump, turn off key and then prime again and start it.
The most common cause of the fuel system not holding pressure up to the injectors is the fuel pump inside the fuel tank. The fuel pump has a check valve built into it that is supposed to keep pressure to...
Question
Just replaced fuel pump now my car smells badly like gas?
Hello. You are smelling gas because there is a gas leak. Fuel leaks are the #1 cause of engine fires. The only option is to find the leak and repair it. Did you change the fuel filter when you changed...
Question
Is it a fuel pump issue?
It's possible that a failing fuel pump, or a clogged fuel filter or fuel injectors for that matter, can cause stalling at idle but there are other common causes such as vacuum leaks, EGR system faults, sensor faults such as...
Question
I need help with my fuel tank.
Replacement of the fuel tank involves more than just the tank as the fuel pump has to be carried over from the old tank to the new and there are high pressure and EVAP system connections that must be made....
Question
Replaced fuel pressure regulator and fuel pump,still no power going to fuel pump
This sounds like you may not have any power going to the fuel pump relay. The relay wires should have ground on two wires, power on one wire and switched power on another wire. To activate the fuel pump your...
Question
Gas consumption on my car.
Hi there. The readings that you are getting with the MAP sensor is correct. Since your vehicle is burning fuel like crazy, check the fuel filter for if its dirty. Check the injectors for if they are sticking and draining...
Question
Engine cranks but wont run. Power not reaching fuel pump
This sounds like you may not have any power going to the fuel pump relay. The relay wires should have ground on two wires, power on one wire and switched power on another wire. To activate the fuel pump your...
Question
No fuel pressure when starting car.
This is a sign of a faulty fuel pump or fuel pressure regulator. As you know, when you turn the key to on, the fuel pump is activated and the fuel system is primed with fuel at a specific pressure...
Question
Car won't start. I ran out of gas then put gas in and drove home now it won't start.
There is a possibility that running the car out of fuel may have damaged the fuel pump. The fuel pump relies on the fuel inside the tank to keep it cool and working properly. When the tank is run dry,...
Question
Loss of power once I hit 70-80 mph
Hi there. Check the fuel pump and make sure that its working. Check the fuel pressure on the fuel rail and see if there is a loss of pressure. Its common for the fuel pump in the Silverado 1500 models...
Question
Fuel pump relay location.
Relays are always a good location to test a system. You are on the right track in that respect. Unfortunately, your car does not have a traditional fuel pump relay. It has what is known as the Fuel pump driver...
Question
Can a fuel pump drain my battery?
As you may know, the fuel pump does in fact receive power from the battery, however it is highly unlikely that the fuel pump would continue to run when the power to the car is off causing the battery to...
Question
Engine swap project, fuel pump relay wont engage from the ECU.
Hi there. Check the wiring from the fuel pump relay to the computer and see if there is a break in the wire. If there is no break in the wire, then check the power to the pin where the...

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