

Common symptoms of fuel pump relay failure Fuel pump relay failure will lead to a few common symptoms that you should look out for in your own car. This leads to significant issues with vehicle performance and reliability. When the fuel pump relay isn’t working, then the fuel pump cannot either. Powered by the ignition and/or powertrain control module (PCM), the fuel pump relay’s main function is to provide the fuel pump with enough power. The fuel pump relay plays an integral role in getting fuel to your engine for combustion.

In this article we’ll talk about what the fuel pump relay does, the signs that it could be failing, and what to do next. When your car begins acting oddly, such as not starting smoothly or occasionally stalling the problem could be related to a number of different issues-one of which is a bad fuel pump relay. Symptoms of a Bad Fuel Pump Relay in Cars
