With the engine cranking & the vacuum off 2.4-2.7 bar
gauge to be connected between fuel supply pipe & fuel rail.
The 5.7 liter Chevrolet engine fuel pressure should be a team PSI. A range of 16 PSI to 20 PSI is acceptable.
you mean whats a fuel tank pressure senor? Well is a senor wire thats located around the fuel tank it basically holds pressure in to the fuel system and when is goes bad usually the engine light will be on and maybe bad fuel mileage to.
Fuel pump, blown fuel pump fuse, fuel filter clogged, fuel pressure regulator, or defective ECU.
The fuel pressure regulator maintains a constant predetermined fuel pressure regardless of engine RPMs.
It controls the fuel pressure supplied to the engine.
With the engine off then turning it on, it should be between 23 to 31 psi. With the engine running, it should be 13 to 20 psi.
40 Psi
No, the fuel would still be pumped to the engine but it would be at the wrong pressure at the injectors.
In most vehicles you can remove the fuel pump fuse or fuel pump relay as the engine is running, the engine will stall when the pressure is gone.
While engine is running remove the fuel pump fuse. Engine will run out of fuel when pressure drops.
The 2001 Kia fuel pressure regulator can be found on the top of the engine. The fuel pressure regulator will be near the back of the engine.
being a carburated engine the fuel pressure should be between 5 and at most 8 PSI.