Injection Pump Resurrection From Idleness to Efficiency

The fuel pump is only told by the computer to run for 1-2 seconds on startup and then shut off to pressurize the fuel rail. Unbolt lift pump, leave lines connected, use large channel locks to depress plunger twenty or thirty times, look for plunger leak, listen for ... Push a bottle of ATF or diesel purge through it. It might loosen the vanes up. You can run a higher pressure feed using the auxiliary fuel pump, ... The lift pump runs, I can feel and hear that the motor is spinning when I cycle the key. I removed the fuel filter and cycled the key and get no fuel into the ... I just installed a mechanical pump on my 350, and nothing is pumping out of it, brand new output line, the filter is new as well and sits right before the ... Basically, the fuel is not being pumped to the injectors. Does this sound like the injector is shot. I thought fuel would be gushing from the pump. ... fuel filter since it had not been done since I got the truck. ... Seems you do have the pump body full of fuel, so should be pumping. try cracking the steel lines at the injector pump just to see if your clog is the lines or the pump. could just be air lock and your lift pump ... Most likely your injector lines are empty and your starting aids are not working. Remove the spark plugs. Loosen the injector lines at the injectors. It looks like your tank strainer could be completely plugged up in the fuel tank. It is about 4 inches tall and simply blocks the big chunks ...