I'll get this out of the way: 99 percent of the time, if your car won't crank, it's your battery. The end of the fuel injector has small holes in it that the fuel passes through, creating a spray that enters the cylinder. Plugs are inexpensive, so replace it if it's fouled.
If the lever is hard to push down, there is gas in the carburetor and you do not need to add more. Touch your multimeter leads on the fuel pump terminals and measure the resistance across the pump. ATV Not Getting Fuel, Common Reasons And How To Fix –. Also check your starter relay by swapping it with another relay in the power distribution box (make sure it's the same relay). If you can, try cleaning the fuel line out and replacing the fuel filter to make sure you're getting fuel to the carburetor. You can pop the car's hood to access the engine bay and check for a ripped or disconnected vacuum line. Might be worthwhile to put a fuel pressure guage on the fuel rail. You may find it easier to just replace the fuel pump all together since they aren't usually very expensive.
You can check the battery voltage with a multimeter, or you can just have a friend jump start it. When you start your car, you assume it's going to take you places. This problem shows that the air-fuel mixture is not igniting the engine or the engine is not getting a sufficient amount of fuel and air for combustion. If the check engine light is on, get your car examined by a mechanic. Checking for spark on an internal combustion engine is pretty simple. See if the engine changes its tune. I do "try" to start it sometimes just to keep the battery up. If you're not getting good suction, try replacing the diaphragms in your fuel pump and make sure your vacuum lines aren't cracked. Now, compare the readings you recorded to the specification defined by the manufacturer. Car won't start unless i put gas in carb and lose. A dirty MAF sensor may often read incorrect air measurements, which will mess up the air fuel ratio, and your car will die. Chances are you have to replace it.
If you are also in the same situation, do not worry, it is just one of the common errors. The next step is to start the car, then get a voltmeter which will be used for recording the amperage reading. Pour a commercial fuel additive such as Marvel Mystery Oil into your external fuel tank and mix it well. Start your car in a fresh air environment to avoid gasoline fumes and engine exhaust. 5) Clean The Spark-Arrestor Screen. Ok, you sprayed something into the carb and the engine started up for a few seconds. Technical - Gas not going into carburetor. Geeking Out is former Fiat Chrysler engineer and current Jalop scribe David Tracy's weekly missive on all things intensely technical about cars. Be sure that any gasoline runs through a filter before entering the carburetor so that fuel particles or debris will not damage the carburetor. As far as your ignition switch goes, check the switch contacts for wear and tear. It may be helpful to have someone working the fuel line, making sure that the carburetor is getting enough gas as you start your car. Place your fire extinguisher nearby and be sure to wear safety glasses and fire retardant material. A simple trick would be to try and feel on the fuel injectors with your hand as you crank to see if they click. If it's an old car, it might be your points.