7 3 Fuel Pump Fuse
Pull it out and inspect it for signs of failure.
7 3 fuel pump fuse. I checked the passenger side inertia switch and don t have power on either side green yellow or pink white. 1999 ford 350 7 3 diesel truck has a fuel pump fuse that keeps blowing. Often it s not the pump itself that fails to function but the power that supplies it. If the fuse is blown it will be broken or burned.
I have replaced it several times and each time the truck starts then blows the fuse then dies. Also slower than usual rpm acceleration lots of blue smoke and tough star. It looks like the lines are stainless from the pump to the tank so i doubt it. Is the power loss consistent or does it fluctuate.
I removed the fuel filter and cycled the key and get no fuel into the bowl. 2001 7 3 no power to the fuel pump fuses all check ok i hot wired from the battery to the fuel pump and it works ok. Ford 7 3l power stroke 1999 2003. Symptoms of a bad fuel pump.
Stumbles between 2500 and 3200rpm very noticeable. I m not a mechanic by any means but its not that bad of. This video covers the general procedure required to replace the valley mounted mechanical l. Tank was at 1 4 but is full now.
Cranks but won t start fuel pump not pumping fuel. If it looks good check the rest of the fuses related to the fuel. How to replace an obs 94 97 7 3 powerstroke mechanical fuel pump. It started fine this morning but while i had it running to warm up it died and the fuse was blown.
Check the fuel pump fuse.