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Old 08-22-2013, 01:29 PM
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Diesel23 Diesel23 is offline
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Default P0091 code

Hey guys , search wasnt working for code did see one , about the harness and possible bad regulator on my hpfp , trucks running pretty good now have most all air leaks figured out , and smoke in check ,all lb settings at 0 , running hd300 mild on my blackmaxx pulled a code p0091 at half throttle truck was running fine , i have the diesel dr dual fueller set up , running 30% nozzles ,any input or something i should check or is it tuning issue ? thanks guys
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08 F350 6.4 - PlayTruck/Work truck BlackMaxx/Gearhead ,Downpipe back 5" ,Egr delete ,CCV Mod , CAC pipe / egr elbow, No Limit cold air intake, Banks I/C Elite(75mm, stage 1cam,valvetrain,fuelbowl delete,DP) ,MPD (Exhaust mannys,IH pistons) , NO LIMIT , ATI , APEX(59mm) , Diesel DR (dual fueler, ported intake,30% nozzles)

96 F250 7.3 - New DD
DIY AFE Intake more to come

Last edited by Diesel23; 08-22-2013 at 01:58 PM. Reason: harness
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Old 08-31-2013, 09:40 PM
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okay i know this code is for the wire harness , in the case of a stock applicatuon , im running dual fuellers , i keep getting this code is my airdog pressure not up enough or is there a problem with the 2nd hpfp ? regulator , i only get it at half to full throtle , if i do full thorottle any other time no code
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08 F350 6.4 - PlayTruck/Work truck BlackMaxx/Gearhead ,Downpipe back 5" ,Egr delete ,CCV Mod , CAC pipe / egr elbow, No Limit cold air intake, Banks I/C Elite(75mm, stage 1cam,valvetrain,fuelbowl delete,DP) ,MPD (Exhaust mannys,IH pistons) , NO LIMIT , ATI , APEX(59mm) , Diesel DR (dual fueler, ported intake,30% nozzles)

96 F250 7.3 - New DD
DIY AFE Intake more to come
  #3  
Old 08-31-2013, 10:31 PM
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Quote:
Originally Posted by Diesel23 View Post
Hey guys , search wasnt working for code did see one , about the harness and possible bad regulator on my hpfp , trucks running pretty good now have most all air leaks figured out , and smoke in check ,all lb settings at 0 , running hd300 mild on my blackmaxx pulled a code p0091 at half throttle truck was running fine , i have the diesel dr dual fueller set up , running 30% nozzles ,any input or something i should check or is it tuning issue ? thanks guys
Get ahold of Jeremy and see if they ever experience that code after installing their kits. He may have a fix.
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