The fuel tank pressure sensor is part of the fuel pump assembly and is mounted on top of the tank or inside the tank. ... it illuminates the “check engine” light.

Fuel smell under the hood or a stubborn check-engine light often points to a bad fuel-pressure sensor, but nothing stalls a driveway repair faster than not knowing where that tiny part hides. In most ...

You can purchase a fuel pressure test kit from Harbor Freight for as little as $44.99, and most local auto parts stores will loan you one free of charge, provided you leave a credit or debit card ...

You will also need to ensure the pressure is also adequate during a sustained wide-open throttle (WOT) pass, as in a quarter-mile run. Assuming sufficient fuel level in the tank, If the pressure ...

To rule out the possibility of something besides the fuel pump and fuel filter, you will want to perform a fuel pressure check using a fuel pressure test kit like this unit from Summit Racing (OTC ...

If fuel and/or air filter replacement doesn’t do the trick, diagnostic tests will be needed to check fuel pressure and volume, as well as exhaust system backpressure.

A vacuum pressure built up in the fuel tank to the point where it collapsed. The vacuum was evident when the fuel tank filler cap was removed at the roadside, given that it was very difficult to ...