1990 Nissan 300ZX "fuel return line" Questions

90 300zx wont start has sprak and fuel is good and fuel pump works crimp the fuel return fuel line and try it if it runs. its the fuel pressure regulator needs replacing

...return line to the fuel tank it will run.... Futher investigation has no fuel pressure ! have replaved pump and tryed another fuel reg but no joy ? if fuel injection runs out of gas ,the only way i ...

...defective this regulates the fuel pressure in the system. check that the return fuel line is not blocked. disconnect the cold start injector when starting and this ilimunate over fueling non start

...fuel lines to the intake and look for the return line. That is the one that does not have a fuel filter on it. The one with a fuel filter is the pressure line that goes to the engine. Now, look for ...

return line from the fuel rail and see if the revs come up if so you have a injector problem and get the m cleaned (don't pinch off the hose to long as it will make a fuel leak only do it for a couple

return hose for the fuel going to the tank. If you look at the fuel hoses, they run right next to each other. You have one which comes from the fuel filter. That is the feed line. Pinch the other hose

...fuel return line on it fuel sending unit? I need to replace the fuel sending unit on my 1974 dodge dart. It has a 318 motor. I have been shopping around and I noticed that two types of sending units ...

...fuel return tine is pinched shut, shut engine down immediately after pinching oft fuel return line. If fuel pressure is low, momentarily pinch shut the hose section of the fuel return line. If fuel ...

...to selector valve and to fuel tanks and return lines????? in 1980 it is pretty much forward from fuel tank to fuel pump from fuel pump to carburetor ....the return line from pump to tank hope it ...

...fuel not returning to tank through return line.Line is not blocked. Have you checked the fuel pressure? If it is high and fuel is not returning, the regulator is bad. If it is low and fuel is not ...