Fuel and Engines
Car Starting Problems
Fuel Filters
Fuel Pumps

What do you do if your car has bad fuel?


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Wiki User
2005-12-02 01:45:27
2005-12-02 01:45:27

If you have water in your gas, you can go to any marine hardware store and purchase a fuel additive such as 2+4. Otherwise you can drop the tank from under the vehicle and drain it that way.


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If your car is stalling a lot, it may be your fuel injector that has gone bad. If your car is hard to start, it may also be a bad fuel injector.

dead battery, no spark / bad coil, bad plugs bad wires. no fuel / bad fuel pump / fuel rail.

If the car is not getting any fuel, it will not run.

Bad fuel pump, blown fuel pump fuse, bad fuel pump relay, or clogged filter.

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the one main bad point on a car that i have noticed is how much fuel can be needed depending on the car but the fuel prices have rocketed up i find it all absolutely appalling

There are many causes for a car not to start. One of the causes can be the fuel pump which pumps fuel into the carburetter to spray into the ignition chamber.A bad pump may not pump the fuel into the carburetter .

cloged fuel filter, bad fuel pump.

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It starts running bad and changing the fuel fixes it.

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Bad fuel or water in the fuel or clogged fuel injectors might cause a car to run with less speed. This might also happen if the car has a problem with the fuel pump.

If you're talking about a fuel pump, then yes, a failed fuel pump or fuel pump relay will keep a fuel-injected car from running.

If it is really stopped up it will not let the fuel pass through and cause the car not to crank, but it would have to really bad shape to have zero flow.

A bad fuel pressure regulator will cause the car to stall or not run .

Weak fuel pump? Bad fuel/air filter? Water in fuel?

A bad fuel cap can make your check engine light go on. It shouldn't cause your car to run rough or die.

No! A car backfires because unburned fuel is getting to the muffler. The heat of the exhause system causes the fuel to combust, thus a backfire. A bad alternator will just not charge your car battery.

If it lacks fuel then someone didn't put any in the tank. If it lacks fuel pressure then it could be a bad pump, fuel filter stopped up or a bad fuel pump relay.

Sounds Like Fuel Pump Has Gone Bad Need To Remove Fuel Tank To Replace Fuel Pump....:)

If fuel pumps were not necessary, there would not have any on your car! If there is a problem with your fuel pumps, your car will not start, or it will start but it won't run for very long.

Weak ignition coil? interruption in fuel delivery (bad fuel pump)?

Filling your fuel tank will not make your car shake, unless you got some bad fuel that was contaminated with moisture.

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