starting issue
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1st Gear
Joined: Mar 2024
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starting issue
hi there and thanks for any help you can give--2004 f150 with a 4.6l --- just changed the fuel pump, plugs, injector and coil packs and i now have an issue that i cannot resolve, here goes--- so in the morning i can start it just fine and drive it--but after shutting it off it doesn't always want to start back up( i can shoot it with ether and it starts and runs fine) or if i wait 1-2 hrs. it will start back up and run fine .
there are no codes and the snapon test computer shows nothing wrong---any clues would be helpful---thanks
there are no codes and the snapon test computer shows nothing wrong---any clues would be helpful---thanks
Mountain Pass
Joined: May 2023
Posts: 109
Likes: 23
From: Summerville SC
Sounds like a "closed loop" problem. That's when the PCM starts using various sensors to moderate the air/fuel mixture. If your OBD tool reads sensors, check the 02, temp, and fuel pressure sensors as well as fuel trims. Show us and we may be able to help.
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Raycer 27
1987 - 1996 F150 & Larger F-Series Trucks
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Apr 18, 2021 08:09 AM
