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Fuel issues?

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Old Aug 6, 2024 | 10:16 AM
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Default Fuel issues?

Hey I hope someone can help me with this. I have a 2017 F150 with a 5.0 Coyote motor. It has 241,xxx miles ( I know a lot). Anyway I'm having problems with it starting but not running. It will start but dies instantly afterward. I was thinking the fuel pump but I just changed it last year. It started and ran went about 5 miles down the road and died, And won't run anymore. Any help would be much appreciated.
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Old Aug 6, 2024 | 02:46 PM
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New means nothing, especially if low quality parts are used.. I would run a scan first. Some things I suspect and you should look into is fuel pressure and proper operation of the AIC components and the cleanliness of the throttle body.
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Old Aug 6, 2024 | 02:48 PM
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Originally Posted by raski
New means nothing, especially if low quality parts are used.. I would run a scan first. Some things I suspect and you should look into is fuel pressure and proper operation of the AIC components and the cleanliness of the throttle body.
ok thanks. I'll check that first someone also told me about the air flow sensor on the air filter housing I'm going to check. I appreciate all the help
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Old Aug 6, 2024 | 02:55 PM
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Originally Posted by Big Texan
ok thanks. I'll check that first someone also told me about the air flow sensor on the air filter housing I'm going to check. I appreciate all the help
A code scan usually will tell you if a component is operating improperly. You can purchase MAF cleaner and give the sensor wire a few sprays and retest. I would also check the ECT sensor which feeds the computer. If you can monitor live data with a scan tool, you can see the signals from all the sensors.
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Old Aug 6, 2024 | 03:00 PM
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Ok thanks everyone for your help I check the fuse for the fuel pump and the air flow sensor (a piece of what looked to be a pinecone came out of the sensor). Put everything back together and it started . I'm not sure if it was just trash that finally burned through the pump, getting that piece of pinecone out of that sensor or just unplugging the fuse and plugging it back in, but everything is working now. Thank you to everyone for your help.
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