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help ob2 plug dont work!

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Old Oct 29, 2008 | 12:15 AM
  #1  
xccxsinnerx's Avatar
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help ob2 plug dont work!

i need help i have an 2002 f-350 (7.3)i have afe intake,4 in turbo back exhaust, 4 inch lift with 37in cooper discovery tires shoved underneath........heres the problem i bought an accel diesel tuner and it wont even power up on my truck so i tried it on my friends 2000 f-350 (7.3)and it powers up and starts reading right away.....whats going on? is it possible theres been another programmer loaded on my truck and it not letting my programmer work? please help
 
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Old Oct 29, 2008 | 12:25 AM
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Originally Posted by xccxsinnerx
i need help i have an 2002 f-350 (7.3)i have afe intake,4 in turbo back exhaust, 4 inch lift with 37in cooper discovery tires shoved underneath........heres the problem i bought an accel diesel tuner and it wont even power up on my truck so i tried it on my friends 2000 f-350 (7.3)and it powers up and starts reading right away.....whats going on? is it possible theres been another programmer loaded on my truck and it not letting my programmer work? please help
Welcome to FTE.

Check the fuse for your cigar lighter/data link. Should be #3 20 Amp, check your owners manual.
 
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Old Oct 29, 2008 | 12:38 AM
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I agree, check the fuse. Besides, I think the programmer would be VIN locked, not your truck!
 
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Old Oct 29, 2008 | 12:46 AM
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Originally Posted by PaysonPSD
Welcome to FTE.

Check the fuse for your cigar lighter/data link. Should be #3 20 Amp, check your owners manual.
Originally Posted by triskit16
I agree, check the fuse.
+3.

I freaked for a second when I couldn't get my scanner to work on my Excursion. Once I changed the fuse, no problemo.

Stewart
 
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Old Oct 29, 2008 | 05:39 PM
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thank you

thank you for all your help i am going to the auto parts store and buying a new 20amp fuse today and crossing my fingers i will let you know the outcome
 
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Old Oct 29, 2008 | 06:03 PM
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From: pismo beach
fuses

anybody wants to tell there should be spare fuses in the panel???
 
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Old Oct 29, 2008 | 06:18 PM
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Here are the potentials I measured on the Data Link pins. Your findings may vary slightly
according to battery voltage. Pin 16 is supplied battery voltage from fuse panel.

 
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Old Oct 29, 2008 | 09:03 PM
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it worked!

hey thanks alot guys i went and pulled my f2.12 fuse and it was blown (i didnt have any spare fuses left) so i went and bought a new pack of mini 20 amps and it works like a charm my truck runs better than i ever imagined with the new programmer i really appreciate all the help and cant wait til i can contribute some help to others in the forum
 
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Old Oct 29, 2008 | 09:20 PM
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Glad you could get it programmed! This place is a goldmine of info!
 
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Old Oct 29, 2008 | 11:41 PM
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Originally Posted by xccxsinnerx
hey thanks alot guys i went and pulled my f2.12 fuse and it was blown (i didnt have any spare fuses left) so i went and bought a new pack of mini 20 amps and it works like a charm my truck runs better than i ever imagined with the new programmer i really appreciate all the help and cant wait til i can contribute some help to others in the forum
You didn't say anything about having gauges in your truck. Just a word of caution. Progarammers greatly increase fuel delivery which causes high exhaust gas temperatures which in turn can seriously damage pistons. If you don't have gauges your next investment in your truck should be EGT, Boost and Tranny Temp gauge. You shouldn't run EGTs in excess of 1220° for extended periods. You won't have a problem cruising but when you put your foot in it the EGTs climb very, very fast.
 
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Old Oct 30, 2008 | 04:36 PM
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i do have a trans temp,boost,pyro gauges .....i only make about 5lbs of boost the most ive seen was 10lbs in my truck but with this new progammer seems like i lost boost so im wondering if there is somthing wrong with my gauge or line............i also bought a diesel mastermind with the programmer so i just need to get around to installing it
 
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Old Oct 30, 2008 | 04:55 PM
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Originally Posted by xccxsinnerx
i do have a trans temp,boost,pyro gauges .....i only make about 5lbs of boost the most ive seen was 10lbs in my truck but with this new progammer seems like i lost boost so im wondering if there is somthing wrong with my gauge or line............i also bought a diesel mastermind with the programmer so i just need to get around to installing it
Glad to hear you have gauges. Soungs like you have a boost leak. There are two threads about this just in the last two days. Here are the links.

https://www.ford-trucks.com/forums/7...kicken-in.html

https://www.ford-trucks.com/forums/7...-of-boost.html
 
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