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Type: Posts; User: stangslayer

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  1. injectors spiking duty cycle on start up

    On a cold start up on my car will start and then over fuel after about 5 seconds and kill itself with too much fuel. The log shows a start with no throttle pedal input and the injector dc starts to...
  2. 39lb to 52lb but old data doesnt match old injector

    I have a fairly new to me 2005 mustang gt with a stroked 5.0 3v and a 2.3 whipple. I just added another 5psi with a pulley change and changed out the 39lb ford injectors for the 52lb 2014 gt500...
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    VE table maxing out under boost

    I am having a hard time getting the high end of my tune dialed in under boost. My combo is a lq4 4l80 with 76mm turbo and water/meth injection, cam, valve springs walbaro fuel pump and SD 60lb...
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    the injectors are 39lb ford racing blue tops. ...

    the injectors are 39lb ford racing blue tops.

    Ive tried to log injector pulse width on my previous vehicle also an 05 mustang but was not able to find a supported pid. Ill try again tonight.
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    cold start stall 3v stroker

    I just purchased this car a couple weeks ago from a location at basically zero elevation and drove it 16 hours home to where I live at 1700 feet. Going through the mountain it stalled on me while...
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    I haven't completely gotten rid of it yet but ive...

    I haven't completely gotten rid of it yet but ive had other vehicles to keep me busy in the mean time. I was able to band aid it by extending the amount of time it took to enter closed loop at start...
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    4L80 wot shift issue

    This is a new build and I am having issues with the 2-3 wot shift. Also I haven't been able to get the car speedometer to match the scanner which might be part of the problem. Currently I have the...
  8. Good call on the PE mode! I'm still getting used...

    Good call on the PE mode! I'm still getting used to reading pressure in kpa and it probably would have been a long time before I figured that one out. lol

    thanks!
  9. here is the last log I took which is using the...

    here is the last log I took which is using the dbc tune file already posted.
  10. went from dbw to dbc and now VE is messed up

    I bought a mostly finished project that was an lq4 drive by wire with a turbo. it would start and rev up but I soon found out that once the pedal went over 76% which happened before half throttle, it...
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    bump

    bump
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    its drive by wire

    its drive by wire
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    throttle cut due to high % commanded?

    I Picked up this turbo'd LQ4 swapped mustang as a "nearly finished" project. Ive had to redo a lot of the hackjob work that was done before me and have the car driving now, but Ive been fighting a...
  14. traction control was disabled and i didnt notice...

    traction control was disabled and i didnt notice the 1.05 lamba command untill you pointed it out. Whats curious is bank 2 commands 1.05 while bank 1 continues to command .79. Good call on the fuel...
  15. I dont see where it says what version the scanner...

    I dont see where it says what version the scanner is but my editor was 2.24 before I downloaded the beta so it should be 2.24 as well?
  16. 05 mustang fuel pump duty cycle - racing today

    I have recently noticed a lean condtion when at wot throttle that happens in the first second or 2 or going wot. I have been battling a lean tip in conditition that is most prevalent when the engine...
  17. I have a lean tip in condition that gets better...

    I have a lean tip in condition that gets better as the car gets closer to operating temp. Seems like a accel pump shot type table is missing. I've played with manifold volume and fuel transients with...
  18. Sticky: Where is this help file located? I searched...

    Where is this help file located? I searched checksum" in the help section of the editor with no results.

    Thanks
  19. read file from another tuned vehicle, now failed checksum

    I have been struggling to correct a tunning issue that seems to plague turbo 3v mustangs and its seems noone has solved this issue using hp tuners. I have a friend of a friend with very similar turbo...
  20. I actually just had it at 1.99 but just reduced...

    I actually just had it at 1.99 but just reduced it to just above my max load prior to this tune. It had no effect in this instance.
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    I tried dropping the manifold volume as small as...

    I tried dropping the manifold volume as small as 5L but in my case it only changed a single 2 second long lean condition into a triple lean/rich/lean/rich/lean surge. I finally figured out how to log...
  22. 50% throttle and early boost but lean AFR

    My WOT is good in the mid 11's and my idle, crusing and light to medium acceleration all in the 14.0-15.0 area but this becomes a problem when boost begins to build around 2500rpm and im still in...
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    Can you please explain the reasoning for applying...

    Can you please explain the reasoning for applying the same correction factor to the hi and low slopes, cylinder displacement and other areas i am unaware of? I have only applied the correction factor...
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    05 turbo mustang 3v lean tip in

    I've been battling a lean spike condition resulting in 17-18 afr's sometimes backfiring for the past moth since installing this turbo kit. My maf is in a 3" pipe using a diablo mafia range extender...
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    I still am unable to use the scanner for stand...

    I still am unable to use the scanner for stand alone datalogging. Has anyone else overcome this problem? Do I need to contact hp tuners?
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