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-   4.0L OHV & SOHC V6 Tech (https://www.ranger-forums.com/4-0l-ohv-sohc-v6-tech-33/)
-   -   need help for a missfire (https://www.ranger-forums.com/4-0l-ohv-sohc-v6-tech-33/need-help-missfire-136061/)

sturgill Oct 5, 2012 06:15 PM

need help for a missfire
 
i have a 2003 4.0 5 spd edge that stumbles, shakes and acts like its going to stall untill 1600+ rpm. it has a new coil, newer wires (10k miles) new plugs. the fuel psi at the rail is 62 psi, compression is 160psi on all cylinders, there are no codes or lights on. i am completly stumped. i use a spark tester all plugs have spark. it has new intake gaskets, and a new pcv elbow. anyone have any clue on what could help?

Kris03 Oct 5, 2012 06:31 PM

Fuel. If u have compression and have spark. Must be fuel. Sounds like a misfire. Check makesure all connectors are tight on the injectors. Make sure there all firing

04XLTFX4 Oct 6, 2012 05:16 PM

What kind of wires? Watch them at night. Really sounds like wires.imo. Any engine light for a cylinder #?

sturgill Oct 8, 2012 08:06 AM

Didnt have a cel its fixed found the problem there was more water in the tank than gas damn gas stations

Kris03 Oct 8, 2012 08:35 AM

Haha. Happened to me a few times. Send me on a damn goose chase

sturgill Oct 8, 2012 02:34 PM

^ agreed lol so simple yet pisses you off cause your stumped.


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