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fuel system

Related articles

How Long Does a Fuel Pressure Regulator Last?
In order for the fuel system in a car to operate properly, it will need to have the right amount of pressure. The injectors that are mounted in each cylinder of...
How Long Does a Fuel Injector O Ring Last?
There are a number of gaskets and O-rings that reside in an engine. Without these gaskets and O-rings, it would be very hard for the various liquids that are in...
How Long Does a Fuel Meter Assembly Last?
Knowing how much gas is in your car is important and can help you to avoid being broken down on the side of the road. The only way that you will...
Symptoms of a Bad or Failing Fuel Filter (Auxiliary)
If your car is hard to start, developing engine performance issues, or has the Check Engine Light on, consider replacing the auxiliary fuel filter.
How to Know What Type of Gas to Use
Your vehicle is propelled by a combustion engine. That means that fuel is injected into the engine’s cylinders in some fashion, where it combusts, or burns, to...
How to Replace a Fuel Filler Cap
A good fuel filler cap safely seals the fuel tank. Signs of a failing fuel cap include the smell of gas, stripped threads, or a cracked cap.
How to Tune and Adjust Your Carburetor
While all modern cars use computer-controlled fuel distribution systems, there are still many vehicles on the road that employ the traditional carbureted method of fuel delivery. Before electronically controlled fuel systems were developed,...
How to Figure Out Which Type of Fuel Gets the Best Mileage
We all want our car to go longer on a single tank of gas. While all vehicles come with a mileage or mpg ranking, mileage can actually vary...
How to Use a Fuel Injection Cleaning Kit
Dirty fuel injectors are a common problem for many vehicles in this day in age. With the exception of direct injected and carbureted vehicles, the vast majority of cars on...
How to Replace a Fuel Gauge Sender
The fuel gauge has a sender that goes bad when it says that the fuel level is different lower or higher than it actually is.
How to Buy Fuel Treatments
Adding a fuel additive to your gas tank when you fill up is one way to clean vital engine parts of deposits, improve the performance of your engine,...
How to Replace a Fuel Rail Sensor
The fuel system has a fuel rail sensor which fails when the engine operates erratically, has difficulty starting, or the Check Engine Light comes on.
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 Clean a Throttle Body
A throttle body needs cleaning when the engine idle is rough, the engine stumbles through acceleration, or the Check Engine Light comes on.
How to Flush a Fuel Injector
Clean fuel injectors help keep your engine running smoothly and efficiently. Clogged fuel injectors result in reduced fuel economy and loss of power.
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 Replace a Fuel Meter Assembly
The fuel gauge assembly indicates your fuel level. The fuel gauge will no longer work if there is an application of reverse charge or corrosion.
How to Replace Fuel Injection Lines
Fuel injection lines transfer fuel from the fuel tank to the car engine. Now made of plastic, fuel lines don't rust and hold up to 750 psi.
How to Replace a Carburetor on Most Cars
A carburetor replacement involves the air cleaner, vacuum hose, car fuel line, and a number of other parts. This complex procedure varies by vehicle.
How to Replace Fuel Injector O-Rings
Fuel injector o-rings prevent fuel vapors from entering the car engine. O-rings for fuel injectors hold up to 750 psi and keep fuel from igniting.

Related questions

Question
Mass Air Flow Sensor Replacement - Do I need to have Fuel Injectors Cleaned too?
When the Mass Airflow Sensor (MAF) is replaced it is not a requirement to clean the fuel injectors. The fuel injectors may be clogged for other reasons and maybe causing hesitations or lack of power and then they would need...
Question
Velocity cuts out while driving and wont start again 2005 VW Golf
Hi there - I would agree that the stalling problem is most likely in the fuel supply. The most likely cause is a failing fuel pump or fuel pump relay. Secondary causes might be a clogged fuel filter or fuel...
Question
How long can I drive my car with the engine light on?
Hi there. It is no good to drive a vehicle with the engine light on. The engine light is on for a sensor has picked up something that is not functioning or operating correctly. Check the computer with a scanner...
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
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
Fuel pump reset location
You did not mention what truck you have or what year. For a Ford truck you will find the fuel inertia switch in the right kick panel inside the passenger compartment. Just push down the reset and fuel pump should...
Question
I installed a new fuel sending unit the gas tank is full and it shows empty when u take all gas out it shows full what could it be
It sounds like you put in an incorrect sending unit or it is defective and needs a replacement. The fuel sending unit will vary resistance from low to high resistance controlling the gauge. If the signal from the sending unit...
Question
Black smoke coming from my exhaust?
Black smoke coming from the exhaust is usually an indication of a rich fuel condition. When this happens, this can be the result of many things such as faulty fuel injectors, a failing mass air flow sensor or a faulty...
Question
Would fuel tank float cause the transmission to slip?
The fuel float in the fuel tank has nothing to do at all with the transmission and would not have any impact on the transmission slipping problem you describe. Transmission slippage occurs generally when the transmission is low on fluid...
Question
Is the check Fuel Fill Inlet a major issue? And how much does it cost to fix it?
There is a manufacturer extended warranty free one time replacement for the fuel inlet pipe on your vehicle. The extended warranty is for up to 150,000 miles and 15 years. The coverage is under 13N01 and you should call the...
Question
Where is the fuel tank pressure sensor in my car?
The fuel tank pressure sensor is located in the top of the fuel tank. The fuel tank will need to be removed to replace the sensor. The fuel tank sensor is not very common to go bad on this car....
Question
Noise coming from fuel tank....some time while running get blast noise from silencer....spark plug are new... 2011 Chevrolet
Hello - I think you still have fuel supply issues - perhaps a leaky injector., or a weak fuel pump (you mention it is noisy). Backfiring is a symptom of fuel supply problems. Check for problem codes, whether the Check...
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
Filler neck
The filler neck for the fuel tank is bolted to the body, near the bottom of the filler neck assembly. To access the bolt, you will have to remove a plastic access panel. The filler neck is retained, as well,...
Question
Car seems to be out of gas when the fuel gauge is on 1/4
It's possible that your fuel tank is damaged. Look underneath the car if you can, the fuel tank is below the back seat and looks like a big plastic bladder. It should have a convex shape on the bottom. I...
Question
My car want start when cold Without acceleration
On a car of this age, make sure all engine maintenance (plugs, wires, filters) is up to date and change the fuel filter. If the difficulty still persists, a hard starting diagnostic, performed by YourMechanic, would identify the issue. Possible...
Question
Out of gas - problems likely? 2002 GMC Envoy
Hello - if your battery and fuel system are in good shape, re-priming the fuel system should not be a major issue. Put 3-4 gallons of fuel in the tank - not just 1 or two; this makes the restart...
Question
Starting after replacing head gasket 1996 Toyota Camry
Hi there - I suspect you still have coolant in the engine fuel lines and possibly the injectors. The fuel system needs to be flushed to ensure no coolant remains, and only fresh fuel is present. It may be necessary...
Question
how to clear diesel fuel out the motor
Running the vehicle with part diesel can damage the engine so remove as much of the fuel as possible. That means that the fuel tank has to be drained as completely as possible. Obviously, when draining the fuel tank exercise...

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