Yes, there are some methods that allow you to start your vehicle when it has a bad fuel pump, however, keep in mind, these are only for a temporary time. How can I start my car with a bad fuel pump? This will either cause your car to stall where it sits or you’ll have poor fuel mileage, an indication that possible fuel pump repair or replacement is necessary. Without a fuel pump, the engine wouldn’t get a fuel delivery, which is proven when a fuel pump isn’t working. Are fuel pumps necessary?Ī fuel pump sends fuel to the engine as we describe above. In most cases, fuel pump repair is possible on a manual unit, however, the electrical fuel pump will need replacing. There are mechanical fuel pumps that are attached directly to the engine, and there are electrical fuel pumps that are inside the gas tank. The engine then pulls that mixture and uses it to power the engine. Have you given any thought how the fuel you put in the tank gets to the engine? It is the fuel pump that does that part, and when it quits working, it is either fuel pump repair or replacement.Ī typical vehicle engine burns a mixture of air and fuel, with the fuel being pumped through a hose that runs from the gas tank and is mixed with air in the carburetor. Your vehicle has an engine and transmission and somehow through mechanical magic, your vehicle goes down the road, as long as you have fuel in the fuel tank.

Signs of a bad fuel pump module