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  1. It did cause the GTO to run poorly. Turns out I...

    It did cause the GTO to run poorly. Turns out I didn't set the maf frequency values to allow for speed density. once I did so there was an improvement. I reverted the VE table back to stock and now...
  2. That may be a factor. how can I rescale the MAP...

    That may be a factor. how can I rescale the MAP sensor. I read somewhere its about messing with the offset but how?
  3. The tune has been scaled for larger injectors. I...

    The tune has been scaled for larger injectors. I input my data for my fuel injector clinic 1000cc injectors. I scaled engine displacement and MAP/MAF readings according to my calculated scale...
  4. rough start but idle smooths out & no 2 BAR OS Upgrade available to me

    supercharged gto with NW102mm throttle body. car is tuned to stock only thing I have done is literally double the VE table values and MAF low frequency. everything else is like stock in tune file.
    ...
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    It's PCM regulated.

    It's PCM regulated.
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    Can HPTuners add alternator charge control

    Recently I discovered that a lot of Gen4 vehicles have a PCM regulated alternator. Alternator uses a 2 pin connector and runs off of a 5 volt reference signal which the PCM determines the alternator...
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    the GTO is supercharged via a magnuson tvs2300. I...

    the GTO is supercharged via a magnuson tvs2300. I would not have that boost control you suggest. but I understand. In essence treat it like you would NA. keep part throttle tuning under Vacuum...
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    Forced Induction Steady State Tuning Advice

    I would like some advice on steady state tuning. I have yet to write up the base tune for it but I will be setting the car into open loop via the HPTuners e40 pcm write up. I will be tuning for both...
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    E40 GTO Fan Tuning

    I need help understanding fan control on this car. From what I have read on the stickies, my fans are discreet meaning I cant adjust their speed even though I have the tables available to adjust...
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    is there a method for calculating the true ETC...

    is there a method for calculating the true ETC value for this throttlebody? Or is it just a guessing game? I will try your value and test both modifying the ECT Scaler and/or the MIN Airflow tables...
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    Thanks for the advice. I will try it out and post...

    Thanks for the advice. I will try it out and post results ASAP.
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    Idle Tuning NW 102 mm throttlebody

    Trying to get a more stable idle. Tends to dip down low, especially when pulling out of gear to neutral coasting.
    Idle Airflow tables are stock only thing updated was the ETC Scaler for the...
  13. 06 GTO with Lonnies Double Pump System Fuel Pressure Help

    Getting ready to tune the car. There are no apparent leaks in the system but everytime I turn accessory power on only, fuel pressure drops to almost nothing like 5 psi as if there was a leak....
  14. ok well I know its been about a year since this...

    ok well I know its been about a year since this thread was updated but as it turns out the PCM failed. That's why it would not start in SD or respond to any changes in the tune files. Thanks for all...
  15. I have always done all that but for some reason...

    I have always done all that but for some reason it just wont revert to SD. Map is good the car just run in. Even tho everything in the tune is commanding it to run speed density the car will not...
  16. Done everything as you posted as is the proper...

    Done everything as you posted as is the proper way to confirm I am in speed density but the car turns over and the injectors shut down going to 0%duty cycle immediately after start up. Will post logs...
  17. Disconnecting the MAF whilest the car is...

    Disconnecting the MAF whilest the car is commanded to run VE only has not worked.
  18. HELP! E40 GTO will not go into commanded Speed Density mode!!!

    Supercharged GTO.
    In speed density mode the car will not start.
    I have been successful in tuning the car in MAF only but for some reason even tho the MAF is set to fail it doesnt. No check engine...
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    Fueling and Boost Questions

    So I have the car on the Dyno and did a couple of WOT pulls.

    Tvs2300 11-13psi
    Nw 102tb
    Lc32 inlet
    Zr1 injectors
    325lph fuel pump 55-60 psi part throttle
    70psi WOT
    Stock ls2
  20. Help Getting MAF lo and hi AFR error Histo synced to Wideband for data logging

    Cant figure out how to sync my wideband to the MAf lo and hi afr error histograms. I downloaded the files from the HP tuners tips sticky but I just cant get them to work on the scanner. attached is...
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    Assistance smoothing out idle Supercharged GTO

    The car is a supercharged GTO manual
    Stock Ls2
    Supercharger
    Lc32 102mm inlet
    Hendrix Power Tube intake

    Its a stock cam motor. I am having some trouble trying to get the car idling smooth.
    I...
  22. Well guys I am in the same boat as before. I just...

    Well guys I am in the same boat as before. I just cant seem to get the car to idle. With the new data I have been able to get the car to run longer but right after start up the RPMs drop and the car...
  23. 5504455045 here are the tune and scan

    5504455045

    here are the tune and scan
  24. Eaglegoat and CHuggins your data got the car...

    Eaglegoat and CHuggins

    your data got the car running! posted is the scan with the car idling . Its weak and stumbly but at least it ran. I am going to continue playing with the idle and airflow...
  25. Thank You Eaglegoat. I am currently in the...

    Thank You Eaglegoat. I am currently in the process of removing the injectors and reinstalling the previous injectors I had. Afterwards if the car shows inprovement with the og injectors I will plug...
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