It does not sound like the fuel pump. Sounds like water in the gasoline. Drain the tank and change the filters. You could have a rusty tank. If you want to test the pump, you need to disconnect it from the injectors and measure the volume it pumps out in a given amount of time. There are specs for this.
It does not sound like the fuel pump. Sounds like water in the gasoline. Drain the tank and change the filters. You could have a rusty tank. If you want to test the pump, you need to disconnect it from the injectors and measure the volume it pumps out in a given amount of time. There are specs for this.