A faulty fuel pump or faulty wiring to the fuel pump. Be sure to replace the fuel filter also.
Plugged fuel filter? Weak fuel pump
Problems cause by a defective fuel pump in a 1994 Toyota Camry includes stalling, failure to start, and intermittent running. Replacing the fuel pump requires the gas tank to be removed.
A 1994 Cadillac Deville that has an engine surging problem and is stalling out can indicate it is not getting enough fuel. The fuel filter may be clogged.
i have no electric to pump
As long as the engine is running, it is normal for the fuel pump to run constantly.
try the ecu If the problem is there when the car has been parked and the interior temp is warm or hot, then its most likely to be the Main relay. This will stop the fuel pump from running.
A 1994 Suzuki QuadRunner 300 may backfire and quit due to several issues, such as a clogged fuel filter, dirty carburetor, or improper fuel-to-air mixture. Additionally, ignition system problems, including faulty spark plugs or a malfunctioning ignition coil, can also contribute to backfiring. Ensuring that the fuel system is clean and the ignition components are functioning properly can help resolve these issues. Regular maintenance is crucial to prevent such problems.
I would suspect fuel delivery problems. Start with replacing the fuel filter. If it still has trouble have a fuel pressure test done to test the fuel pump and fuel pressure regulator.
It should have 9 to 13 LBS of fuel pressure. No higher are lower, are you will have starting and running problems.
Causes of a misfire include spark plugs, coils, fuel injector, wiring, computer, or internal engine problems.
Could be many reasons. I would start with replacing the fuel filter and do a fuel pressure test.
Many GM vehicles have this in the gas tank located near the fuel pump. GM vehicles have their share of fuel pump problems.