Knowing how your car's fuel pump operates is always helpful, but here are very convenient ways to check if it is broken or has stopped working.

Trouble ranging all the way from bad gas mileage to burned valves has been traced to faulty fuel I pumps. But faulty fuel delivery is often due to some bad condition entirely outside of the fuel ...

The fuel bench also allows standalone testing of any single component, such as the fuel pump, lines, fuel rails, injectors, and because it's Kenne Bell, a Boost-A-Pump fuel pump voltage augmenter.