Engine runs couple minutes then dies?

2002 FORD F-150
196,000 MILES • 4.6L • V8 • 4WD • AUTOMATIC
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HEABERLIN06
Truck will run for just couple minutes then it’s like it overloads and dies but will not start back till it cools off Evap?
Sep 8, 2025 at 2:38 PM
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STRAILER
  • ASE Certified Mechanic
  • 54,494 POSTS
  • ASE Certified Mechanic
This can be many things, but it sounds like the fuel pump or crankshaft angle sensor is going bad but we should start by scanning for codes. Here is a guide to help

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

There is a possibility it is the EVAP purge valve so I would remove the vacuum line from it for now to see if it makes a difference.

Here is the location so you can run the test. Please go over this guide and get back to us.
Sep 8, 2025 at 6:07 PM
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BENNETTLYLE
  • MEMBER
  • 12 POSTS
Get a cheap OBD scanner and read the codes first—better to see if there’s an actual fault instead of randomly swapping parts.
Sep 9, 2025 at 3:24 AM
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