How to Diagnose a Bad Fuel Filter?

Answer Fuel filters are extremely important to vehicles. When a fuel filter becomes clogged or dirty, the fuel attempting to get through the filter ends up becoming stuck. This can cause engine problems w... Read More »

Top Q&A For: How to Diagnose a Bad Fuel Filter

How to Release a Fuel Filter Line From a Fuel Filter?

Removing the fuel filter line from the fuel filter should only take a couple of minutes—the filter line is attached with quick-connect fittings that keep it attached firmly to the filter. In some... Read More »

How do I diagnose a fuel injector?

Fuel injectors are an invention that can improve automotive fuel economy and function within a car engine. However, they are precise instruments that can malfunction under use. When they do, they w... Read More »

How to Diagnose a Bad Fuel Pump on an EFI Pickup?

The introduction of EFI (electonic fuel injection) on light duty pick-up trucks has taken a mechanical device and placed it squarely into the realm of electronics. The fuel pump is now located in t... Read More »

How to Diagnose Faulty Fuel Pumps?

For decades, people didn't care much about a fuel pump because, if it self-destructed, you could have a new one installed for less than $100. Today, it's a different story because fuel pumps have b... Read More »