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’s part of the evaporative emissions system (commonly referred to as “EVAP”) and ...

NASA conducted a second fueling test Friday on space shuttle Discovery to try to figure out why sensors and valves did not work properly during a previous run-through. The test was part of the ...

NASA has pinneddown the apparent location of an erratic fuel tank sensor glitch that foiledtwo launch attempts of the space shuttle Atlantis, the agency said Tuesday. Engineers trackedthe glitch to an ...

NASA willrefill the space shuttle Atlantis' large external tank next week in hopes ofisolating a sensor glitch that foiled two attempts to launch an orbital constructionmission this month, the ...

The Gen-V LT-series engines are a little bit different from the LS series, particularly in the fuel system department. All LT-series engines are direct-injection, meaning the fuel is pressurized ...