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fuel pumps

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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 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.
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.
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 Long Does a Fuel Pump Relay Last?
The 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 parts that help the fuel pump to...
How Long Does a Fuel Pump Last?
With 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 can lead to a variety of issues...
3 Essential Things to Know About Your Car’s Gas Tank
The 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 be made into complex...
How Can You Tell That Your Fuel Pump Isn’t Working?
The 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 symptoms to look out for that...
How Can You Tell That Your Fuel Pump Isn’t Working?
The 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 symptoms to look out for that...
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...
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.
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 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 Long Does a Fuel Pump Shut Off Switch Last?
Being 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 the danger that comes with being involved in an accident....
How Long Does a Fuel Pump Relay Last?
The 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 parts that help the fuel pump to...
How to Buy a Good Quality Fuel Pump
Fuel 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 of fuel pumps has a specific...
How to Drain Your Fuel Tank
The 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 tanks are located on the undersides of the vehicle...
How Can You Tell That Your Fuel Pump Isn’t Working?
The 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 symptoms to look out for that...
How Can I Keep My Fuel System Clean?
Proper Proper maintenance of the fuel system is crucial for consistent long-term performance of a vehicle. The most easily clogged parts of the fuel system are the fuel injectors themselves. There are a number of ways this can happen: Whenever...

Related questions

Fuel pump - 1998 Chevrolet Blazer
hello - yes, this could be the fuel pump failing, but could also be the fuel pump fuse(s) or relay (https://www.yourmechanic.com/question/-relay-keeps-getting-hot-and-turning-truck-off-by-luis-r). Either of these would cause the fuel pump to stop working, even if it was good. I recommend a...
Won't stay running
Hello and thank you for your question. It seems to be the transmission that is causing the engine to stall out when you are putting the vehicle into drive. The transmission could have a converter clutch lock up issue causing...
Vehicle will sometimes turn over, but not start
Based on your description, it sounds like your 2007 Mercedes GL450's fuel pump may be randomly shutting off. This can be due to a malfunctioning powertrain control module (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-engine-control-module-ecm) as the repair shop told you. This can also be related...
trouble starting
Hi. Well it sounds like you may have a bad fuel pump. The age of the car would bring me to this conclusion. They will typically last around 150,000 to 250,000 miles, but sometimes less. First, I would have a...
The fuel gauge is not working.
As you may know, your car has a fuel sending unit (https://www.yourmechanic.com/services/fuel-gauge-sender-replacement) inside the fuel tank that operates on a float system. This monitors the level of the fuel in the tank using a float that relays these levels back...
Shuts off while driving
The main cause of engine stall on this particular model vehicle is the mass air flow sensor. Normally, this will generate a code on the ECM, that can be detected with a scan tool. The MAF sensor generates a waveform...
Problems with fuel system
Hi, in this case it could be any of these things that you've mentioned. I would start at checking the battery for proper voltage. If voltage is correct then I would check the fuel pump and relay. If there is...
Possible fuel pump problems?
Assuming you have the stock equipment still in your truck, it should have come with throttle body fuel injection and not a carburetor. If this is the case, you likely have a low fuel pressure issue that is preventing the...
P0171
Hi there. This code you are getting is due to your system running lean (https://www.yourmechanic.com/article/p0171-obd-ii-trouble-code-system-too-lean-bank-1-by-andrew-quinn). Most of the time, it is caused by low fuel pressure from a weak fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement) or a clogged fuel filter (https://www.yourmechanic.com/services/fuel-filter-replacement). Another possible...
No power to fuel pump
Sounds like you might have an electrical issue. If all 4 wires on the relay had power, there is something wrong with the wiring. The relay wires should have ground on two wires, power on one wire and switched power...
Wont start
You should have the vehicle scanned for codes (https://www.yourmechanic.com/article/what-is-the-on-board-diagnostics-obd-system) to see if you have codes to the camshaft or crankshaft sensors. Either of these may cause the no spark condition. If the fuel pump regulator is bad, then you would...
What is going on with my car?
Hi there. Check the fuel injectors and see if they are working or not. If the fuel injectors are not working, then you would need to replace the fuel injectors. If the fuel injectors are fine and the engine operates...
Truck cranks but won't start
Hello. If this happened right after replacing the battery terminal, then you may have a security system issue or a problem with the crank position sensor. Most of the time when you have a loss of voltage, the security system...
The fuel pump is not getting power
If your fuel pump is not getting power on the pink wire when you cycle the key, then you will need to trace the power circuit back to the power supply for the pump. First, check fuse number 23 in...
The car cranks but it won't start
Fuel pressure and ignition spark need to be checked. Also, having fault codes checked in the engine computer is also necessary as hard faults that may prevent the vehicle starting could be stored. A faulty ground will generally be accompanied...
ran out of gas, now won't start
Your first attempt at resolving should indeed be to simply add more fuel to the tank. Three more gallons will be sufficient if the problem is low fuel. If the starter motor itself is not functioning (i.e., no engine cranking),...
Problem with fuel system
Hello. The easiest way to determine what the current operating state of the fuel system is to connect a fuel pressure gauge. Some later model Fords have a fuel rail pressure sensor, that the engine control unit uses to control...
Possible fuel pump problem
The information provided for you Chevy Corsica is unfortunately a bit limited. If your problem is the ability to pump the gas into the gas tank itself, you may want to try pulling back the black accordion portion of the...
No power to fuel pump
Hello there, many faults will cause your 1985 RX-7 to not have power at the fuel pump. The most common faults are the ignition switch, a shorted wire, improper ground, or a faulty fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement). The first step will...
My car just cut off while driving and won't start again
Hello there, a few different faults can cause your 2005 Nissan to shut off while driving. A failing fuel pump is one of the faults that can cause this. Other likely problems would be the battery (https://www.yourmechanic.com/services/battery-replacement), alternator (https://www.yourmechanic.com/services/alternator-replacement), battery...

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