1994.5 - 1997 7.3L Power Stroke Diesel  

96 F350 7.3L sputtering conking out

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Old 11-18-2010, 10:55 AM
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96 F350 7.3L sputtering conking out

My first post here, I started my truck a 96 F350 4x4 supercab with 211088.9 miles on it, the other day, All was fine, Left my drive-way, got to about 4 blocks and then the truck lost horse power and started to sputter and a conking sound. Check Engine light came on. I was able to get it back to the house. looked around and found two of the four external wiring harness connector that taps into the existing wiring harness. (The connectors seam to be kind of fraded) either from wear and tear..(Heat).. I then looked online and orders re-placments from dieselcare.com / us. I replaced the old ones with the New onces. I had de-programed the truck from my after markt chip program. The Truck Starts fine for about 1-1/2 minute's. then starts to sputter and a conking sound. I'm not sure how to check the IDM to see if the proper current is being sent.. I also unpluged my batter's to make sure this resets the computer. Same result. I rented a Code reader from AutoZone and was not able to see any Codes. Open for any suggestion to try!! thanks.
 
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Old 11-18-2010, 12:14 PM
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Not 100% positive, someone will correct me if im wrong but my truck did that and it turned out it was the camshaft sensor!
 
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Old 11-18-2010, 12:17 PM
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Are you talking about the four connections at the heads? Did you look at the connections under the vc's? I'm not sure what a "conking" sound is. Autozone code readers won't read our trucks, need auto enginuity or scan gauge or snap on I think works too. Hopefully you get some more help here.

Fresh oil, fuel filter, screen in bowl clean? New cam sensor?
 
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Old 11-18-2010, 01:14 PM
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Will check the Re-call first 07557 and see what color mine is. It look to be right below the water pump is this currect.
 
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Old 11-18-2010, 01:19 PM
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As ur looking at the motor. Front off the motor towards the bottom on the left hand side. Crawl under and its pretty easy to spot and replace!
 
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Old 11-18-2010, 01:24 PM
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About $30!
 
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Old 11-18-2010, 03:34 PM
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Yes did remove Fuse # 9 unseated Connector on CMP then, re-connected and put fuse back in. Truck ran about 10-15 minutes fine. then it begain to sputter again. It looks like it will not make it to the Ford Dealer, So I will have a friend stop by and swap out the CMP. and also check for Codes. thank you all.. will post results.
 
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Old 11-19-2010, 04:35 PM
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sputter and die

96stroker84 is on the right track. The good citizens here at FTE led me to the CPS sensor (passenger side, just above the harmonic)
NAPA has the better one $37. takes 15 minutes to replace. Fixed the
stutter/conk in mine.
 
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Old 11-19-2010, 05:16 PM
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Stay away from the parts store cps's. They are a lot more hit and miss if you get a good one. Go to Ford or IH for the cps. I paid 25 bucks at each place for one. One in the truck, one as a spare.

Ford F4TZ-12K073-C
IH 1876736C91
 
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Old 11-20-2010, 11:36 AM
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Update.. Friend did not stop by yet.. So I was able to replace the CMP that I got from the International Dealer.. Replaced it this am. Still same result.. It will start up fine for about 1-1/2 minuits then Check Engine light comes on and the truck start to sputter conking sound.. I did double check the external wiring harness connector.. Just to make sure they makeing good contact.. any New suggestions.. How do I check to see if my IDM is good. this is what I did, started the truck, as it was running I pulled one at a time starting at Front left Engine tuck still running.. Then reseated it back into place.. 2nd pulled the left back one same thing truck still running..then reseated it back into place. then pulled 3rd one front right side. Truck Died... truned the key off, reseated it back and on the 4th one the front right back side pulled it off as the truck was runinng all was fine. reseated it back.. Not for sure if this tells me anything is wrong with the 3rd right side.. and Something may be wrong with my IDM. Going to see If I can use my other friends trailor and take it to the dealer.. Hate to do this!! As it's close to the holidays.. and you know they try to put more into it then it really needs..
 
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