It all depends on the model and variant of the vehicle you’re talking about, but, generally speaking, the fuel rail pressure sensor on a turbo-diesel engine will be somewhere along the fuel rail. But, ...

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 ...

Fuel systems are fairly basic. Whether it is carbureted or fuel injected, the delivery system is comprised of a fuel pump (mechanical or electrical), filtering media of some sort, delivery lines, and ...