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CHEEZIT.....LOOK

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Old Oct 20, 2012 | 04:08 PM
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CHEEZIT.....LOOK

Me again dude. So i gotta f650 6.0 same thing as what were used to,just bigger. Bigger ficm,turbo exc.... Anyway,so this one was skippin. I hooked to it and 3,5 and 7 are bad. Replaced em and fixed the issue. Happy customer until today. He called back and complained about the truck running even when turning the key to the off postion! What the hell? Im here now checkin fuses and makin sure i didnt leave somthin unplugged or somthin.nothing outta the ordinary. the truck runs great,but when u turn the key to the off position the truck still runs for about 30 seconds then shuts down. There is no throttel response when the key is off. Key on,runs perfect. Any ideas?
 
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Old Oct 20, 2012 | 04:21 PM
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Gotta fix it quick the football game is coming on in less than 2hrs. Roll Tide!
 
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Old Oct 20, 2012 | 04:43 PM
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Did a little searching for you and found it's a common problem. Most common fix was pull the wires (tapes them up or whatever) at the back of the alt and crank truck on the batteries to see if alt is bad. Apparently it can fail is such a way that it backfeeds the electrical system. Next was mud/water in the main wiring harness connection at the firewall behind the fuse box two bolts hold the harness in place at the connector and many aren't sealed well, and one fix was a bad relay on the passenger side floor board just under the top edge of the carpet/mat. Lots of relay pulling and fiddling with the ingnition switch with no help.
 
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Old Oct 20, 2012 | 04:50 PM
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Almost sounds like a turbo timer, mine is hidden under the dash and when you press the brake it kills the motor to prevent theft
 
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Old Oct 20, 2012 | 04:54 PM
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That was my first thought "maybe it's supposed to do that". But there are lots of hits online for this problem on the F-650.
 
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Old Oct 20, 2012 | 09:26 PM
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Originally Posted by Rusty Axlerod
That was my first thought "maybe it's supposed to do that". But there are lots of hits online for this problem on the F-650.
Hey,i appriciate the leg work man. Im gonna save this page and go thru what you got wrote down there. Despite my user name i consider myself pretty good on the ford line up of diesels. I accepted this job cause its a buddy of mine. Its a rollback. Anyhow,im familur with the motor,its just the way every thing is wired. But yea,i seen that altenator problem every1 has spoke of. Im gonna do the above tomorrow and report back... And hell yea roll tide!!! Die hard here! Thanx 4 the help fellas
 
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Old Oct 20, 2012 | 10:32 PM
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Just being honest, I know nuthin about a F-650, just trying to help a Ford/Bama brother out
Maybe Moe will be back online before you get back to the truck.
 
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Old Oct 20, 2012 | 10:42 PM
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Originally Posted by Rusty Axlerod
Just being honest, I know nuthin about a F-650, just trying to help a Ford/Bama brother out
Enterprise bama...hell yea. Im in chilton co. Bout 20 minutes north of montgomery. Naw,i was just sayn,i own a shop and i specialize in the 6.0....7.3,6.4 and so on. This f650 is just set up diffrent. Hey,if you ever need help with that truck in your avatar just holler at me.

you wouldnt happen to have a spare lund moonvisor layin around would ya? I just bought a 7.3 with one of those visors above the windsheild. Som1 took the lights out and i cant find the lighting kit to fix it. Lund went belly up. Thanx man
 
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Old Oct 20, 2012 | 11:01 PM
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Great Peaches! And one GIANT one right by the highway! I used to go through there often on my way to Huntsville. Clanton, Jemison (sp?), Calera. Appreciate the help offer, Im ok with a wrench but mostly muscle car stuff, still learning diesel truck stuff but with the help of these folks here at FTE I've crammed alot about the 6.0 in the last couple years, still got alot to learn. Can't help on the moonvisor Lol, Maybe Craigslist?
 
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Old Oct 20, 2012 | 11:12 PM
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Originally Posted by Rusty Axlerod
Great Peaches! And one GIANT one right by the highway! I used to go through there often on my way to Huntsville. Clanton, Jemison (sp?), Calera. Appreciate the help offer, Im ok with a wrench but mostly muscle car stuff, still learning diesel truck stuff but with the help of these folks here at FTE I've crammed alot about the 6.0 in the last couple years, still got alot to learn. Can't help on the moonvisor Lol, Maybe Craigslist?
Yup,im about 2 minutes from the big peach. Yea,theses guys on FTE have saved me loads of time and money. I appriciate the help man! Holler at me if you need help. Ive got scanners and all sorts of diagnostic tools if your ever close and need help.
 
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Old Oct 21, 2012 | 07:45 AM
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iirc you may have a bad gem module. check under dash for a water leak from the windsheild.
 
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Old Oct 21, 2012 | 09:27 AM
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Originally Posted by cheezit
iirc you may have a bad gem module. check under dash for a water leak from the windsheild.
That was my 1st thought. Im gonna have to pick up a 9 pin connector from the snap on dude. My scanner wont hook to it. Im gonna go through the things dude was talkin bout first.. Thanx guys
 
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