
A clogged fuel filter makes the pump work harder, shortening its life. A partially clogged fuel filter can kill the pump. If there’s one, you need to replace it along with the fuel pump. You need to always check for a fuel filter in every vehicle you work on. Some older cars have a separate fuel filter. Cleaning the wires, and taking a picture the connector before cutting it off is a good idea. It’s really easy to mis-wire a new connector, when all the wires leading to it are dirty brown.

Your engine loses power and fuel efficiency. When the fuel pump isn’t working right, your engine isn’t getting the amount of fuel it needs to run well. If a fuel pump isn’t installed correctly, it either won’t work at all or won’t supply enough fuel to the engine. What Happens If A Fuel Pump Isn’t Installed The Right Way? Even the most experienced techs can make mistakes on a fuel pump replacement. It’s not easy to replace a fuel pump, but avoiding the most common mistakes will help the job go much more smoothly. A surefire way to reduce comebacks is to install a part the right way the first time.
