9 to 13 LBS. no less and no more.
The standard fuel pressure for a 1998 Chevy 3500 with a 454 engine is 50 PSI. If fuel pressure drops much below this level, the fuel injectors will not work properly.
Where is the fuel pressure regulator located on a 1989 chevy silvarado with 5.7 liter engine
1996 to 2002 2.2L engine needs 41 to 47 psi fuel pressure.
The fuel pressure should be 45 psi .
Fuel pressure for a 1997 Chevy S10 with a 4.3L engine requires 60 to 66 psi.
In the throttle body.
If you have the 4.3L engine the required fuel pressure would be 60 to 66 psi. If you have the 2.2L engine the required fuel pressure would be 41 to 47 psi.
The 4.3L engine in 2002 should have 60 to 66 psi of fuel pressure.
We are going to need to know what engine it has.
What should the fuel pressure be for a 1993 toyota 4 runner?
Look on top of the engine at the inlet side of the fuel line from the fuel tanj and you will fine a Fuel Pressure Regulator. have it checked. It sound like it is stuck open. It is suppose to open and close to regulate the proper pressure to each of the fuel injectors.
It's on the passager side inside the engine department