Disable closed loop at idle and part throttle by setting PE TPS vs. RPM to 0 from 0RPM to 1200RPM inclusive. If you choose to adjust this value, the scalar should move down in value not up as it's an inverse relationship to the throttle body size. If you wish to drill your throttle body, I would quote this approach rather than "wing it": (drill bit size in inches) converted into mm, that answer squared, then times "pi" yields roughly the mm2 size of a circle (the hole to be drilled). In 1998, the Camaro and Firebird received a cable . $), St. Barthlemy (USD This software suite combines the forces of our VCM Scanner and VCM Editor software, bringing enthusiasts and tuning professionals the ultimate diagnostic and calibration package. It's that easy. $), Eritrea (USD Can i get this on tape??? This procedure will get you real close to dialing in your Base Running Airflow table and you should notice a significant improvement on idle quality especially transitioning from Park to Drive after each set of new numbers entered into your tune. I will add that it doesn't mean to just lower the rev limiter to 4k, I once had a customer do that. This will give a nice curve and should avoid surging due to fueling. Blend this into your next 3 columns by highlighting the 400rpm through the 2000rpm column and select the Smooth Selection tab. This shit is so annoying and I think its getting worse. $), Singapore (USD Diagnose Mass Air Flow Problems w/ VCM Scanner. Built for tuning professionals and enthusiasts of any caliber. Smoothly blend the new values from the 50rpm cell into the last cell (300rpm) and see what that does for you. Disable STFT Open Loop (HPT > Engine > Fuel Control > OL/CL > Open Loop > STFT Open Loop). 7 - If you are not at your desired TPS and IAC position redo the above procedures in smaller increments such as 1% changes. $), Papua New Guinea (USD Get your SxS or Sea-Doo performing its best with MPVI3 and VCM Suite. After refusing to believe just the overlap and the headers would cause this bad of a false lean condition (and subsequent maxed + fuel trims), I confirmed I had no air/exhaust leaks. I bought another tps yesterday, this time Acdelco professional. $), North Macedonia (USD So, what happens is, when you do a ramp run on the dyno and hit 6000rpm the ECU shuts off the throttle to 16.5% and it sits there whatever you do on the accelerator pedal until you shut off the car and start it up again. During WOT you should be able to get at or over 99%. Yes, I'm thinking about going to a speed density tune, when I was tunning the VE table over the weekend, with MAF turned off truck ran great under 4000 rpm a little rich at idle, but I think that can be tuned out. $), Portugal (USD Also I check the DTC list in hp tuners for my truck p1336 is not listed. Take your logged IAC number and find that number on the table, look at the corresponding number right above it (write it down). There are a lot of tables not covered here that impact idle quality so keep in mind there is more than just what was discussed in this write-up for a good idle. $), Costa Rica (USD If fact, I ended up deleting the P0300 code as it was a nuisance. Agreed. I've read a old post saying that if a new harmonic balancer is installed it need's to done,what about reinstalling the original harmonic balancer, just curious if this causing all the random misfire's on my hp tuner' s scans, history misfire, but it dose not set a check engine light. $), Benin (USD My fuel trims would just dump the max amount of fuel (+25); the motor would shudder, misfire and smell very rich with heavy soot on the exhaust openings. $), Dominica (USD You just have to make sure you do it right, exactly like the instructions that pop up when you choose your OS. And is it difficult? TPS should read right around 0.4% - 0.8% for best results here. $), Greenland (USD Well actually HP Tuners says it's an LS3 ECU but I guess that doesn't matter anyways, as the car is far away from what we consider stock :). Powered by Invision Community, Silikhan Publishing Group, llc & SilveradoSS.com. Have you maxed out the torque limit tables? Blend the timing numbers into the 1600rpm+ columns so there are no huge numerical transitions. Again, save your new tune and reflash into the truck and let the truck cool down for at least several hours (I let it cool down over night). $), Seychelles (USD Yea I think I'm going to stick with the old fashion method, whenever I hear the words "brickable", I get a sour taste in my mouth. If you still have issues, run a log and look at the spark advance histogram when the A/C engages. Clear editor. Maybe it got changed when I did the enhanced OS? If they enroll we will email you a discount too. The PCM uses spark advance/retard and/or IAC/throttle blade movement to control idle. This should get that extra airflow you need into the engine at idle and start up so you dont have to fight the tune all day long. Deleting this code prevents this in my case. $), Kosovo (USD It is an adjustment (+/-) to that base airflow table. Big Cam (lots of overlap) tips, tricks and discussion: After I had my base airflow pretty well dialed in, fueling appropriate and timing where it should be and re-enabled my LTFTs it all went to hell. $), Montserrat (USD It really helped my saw-toothed timing line and smoothed the roughness quite a bit, the stock tables are agressive. First turn the key off. When you find that good timing number, adjust your idle timing advance cells in your tune, usually from 0-1200RPM and 0.08 0.28 g/cyl (rememberdo all the timing tables: Idles and Mains! This began on the last handful of flashes. You cannot paste images directly. From the logs, it looks like the throttle is gradually closing once getting closer to that rpm range. I turned off adaptive spark using the bi-directional controls with the scanner (Spark Idle) so I had a steady, flat timing line and could actually see if there was MAP changes. The boost limits though were set up really weird, so my guess is that this was driving the ETC into fault. AT4X versions of the GMC Sierra and Canyon. Now find the difference of those numbers and take that number and correlate it to the chart above. $), Isle of Man (USD $), Macao SAR (USD In general the "hole" should be big enough so that IAC counts (IAC position) at hot idle is around 60-70 +/- a few units. $), Chile (USD $), Cyprus (USD Login. $), Guinea (USD These cookies will be stored in your browser only with your consent. Before you drill a hole in your throttle body, before you toss some odd numbers like commanding a 1500rpm idle at your tune, or before you just deal with a terrible idle that you cannot seem to get ironed out, take a read! Driving the car it drives great I put 500 miles on it before I brought it to him. 2: Disable the SES lights for MAF codes P0101, P0102, P0103 (No check engine light.) $), Mali (USD We also use third-party cookies that help us analyze and understand how you use this website. Car is supercharged with a centri blower. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Ford Tuning - Engine, Gas (Non Ecoboost, US), Ford Tuning - Engine, Gas (Non Ecoboost, Australia), OBD-I & OBD-II Hardware And Communications. $), French Southern Territories (USD From vehicle diagnostics, data logging, scanning, and calibration, we cover all the bases with our flagship MPVI3 device and VCM software suite the only tuning and diagnostics solutions you'll ever need for your OBDII equipped import and domestic vehicles. Save this tune file with a file name you can remember (i.e. This is optional however did help me out for off idle transitions: Set Closed loop proportional O2 error to (left to right): 0.06250 0.06250 0.06250 0.06250 0.06250 0.06250 0.06250 0.15479 0.18750 0.21484 0.24023 0.27002 0.27979. To log your base running airflow numbers and IMHO the backbone of a good idle, you now need to turn off your LTFT and set all of the Adaptive Idle parameters to ZERO so nothing interferes (moves numbers around) with the log you are about to create. The Cruise Control feeling is also a product of too much Base Running Airflow however since that table should now be dialed in, more than likely your Throttle Cracker Airflow table is to blame. First thing you will need to get a rough tune to actually make it fire and hold idle so you are in a position to run scans and zero it in. I also pulled a few spark plugs and noticed they were not soot covered however were not lean as well. As a guideline, it should be *about* 30 degrees cooler than your engine normally runs. $), Senegal (USD Here is the relearn procedure for our LS2 engines for throttle body: 1. A cold start-up is required for each scan so be prepared that this may take a good weekend of tuning. $), Serbia (USD Our 2018 JL does not but doesn't mean they did not add it. $), Niger (USD Basically, when this procedure is used, you're syncing the throttle body, Accelerator Pedal Position Sensor (or Throttle Position Sensor), and other sensors with the PCM. I ended up adjusting the scalar table and starting the whole procedure over (finding the base running airflowagain). For example, 14.7/16.3=0.9. $), Belgium (USD $), Uruguay (USD Then turn the car off and start the engine and drive.When a TPS goes bad, then the car's throttle body . Keep in mind that positive fuel trims are dumped on top of your Power Enrichment at WOT as well and I certainly didnt want all that extra fuel at WOT. $), United States (USD MPVI3 is the only diagnostic and calibration tool you need to dial in your performance and start setting new records, on and off the pavement. Clear editor. Setting the Min Values to -0.5g/sec is very beneficial for big cams as on a hot restart more airflow is necessary. Congrats you've successfully done a tps relearn. We usually reply within 12hrs (often sooner). FWIW. Ok I searched here and saw nothing. Join our newsletter for exclusive FREE content including Have your cam card handy and follow the inputs in the calculator. $), Pakistan (USD This website uses cookies to improve your experience while you navigate through the website. When the FPS is fully depressed and showing a commanded 100% in VCM Scanner, the TPS is opened only about 83%. If you get some idle surge, chances are you may have too much timing in there (if your base running airflows are tuned and your fueling is good). Get your SxS or Sea-Doo performing its best with MPVI3 and VCM Suite. $), Slovakia (USD $), Denmark (USD There's a sticky on the HP Tuners forum covering it here: http://www.hptuners.com/forum/showthread.php?4961-2005-A4-GTO-Help-please&p=32069#post32069. $), Central African Republic (USD O.K. We'll assume you're ok with this, but you can opt-out if you wish. ECT settings equal to 284*F. Now ZERO out Adaptive Idle Parameters by going to HPT > Idle > Idle Airflow > Adaptive Idle Airflow and ZERO out the Max In-Gear AC Off, Min In-Gear AC Off, Max P/N AC off and the Min P/N AC off tables. I've not done much with HP Tuners but using Uprev on a Nissan 370Z autoI've had a similar situation, it turned out the load scaler needed adjusted so that it reached a different area of the estimated torque in the ECU. $), India (USD This website uses cookies to improve your experience while you navigate through the website. kevin have you found any ways around the evap solenoid? $), Aruba (USD Ill have to either do a tps reset or back the throttle blade out a tad. $), Mongolia (USD and get a heat cycle into your new valve springs (assuming you swapped them) OR you can dive strait into logging for the Desired Base Running Airflow numbers based on your specific cam and engine set-up. $), Czechia (USD $), Barbados (USD $), Trinidad & Tobago (USD The TPS PID actually represents TPS voltage as a percentage of 5.0 volts so at WOT the voltage ends up around 88% of 5.0 volts. $), Indonesia (USD Follow these steps to complete an Idle Relearn: With vehicle at a complete stop, set the parking brake. HP Tuners GM Gen III Training Part 29: Cable Throttle Idle Tuning walks you through how to properly tune with a cable throttle body based LS application. $), Sri Lanka (USD I haven't digged much into that but will and need to this week, so any help/suggestions is much apprechiated. It is mandatory to procure user consent prior to running these cookies on your website. The max value you can enter is 32767 so I would suggest starting with 20% of that number and increase as you trip a DTC for the P0300 (Random Cylinder Misfire code). Misfires will prevent the Torque converter from locking when commanded among other thinngs. Just as before, do not touch the throttle, change gears or run the A/C or Defrost. From the Factory Service Manual: 5.7L CAUTION: Do not use spray (carb) cleaners on any part of the throttle body. $), Bosnia & Herzegovina (USD $), Germany (USD O&E Speed Shop - 2333 Aberdeen St. Kenner, LA EFI Calibrator - decipha @ EFIDynoTuning 1 - Turn the KOEO, while viewing your scanner, adjust your throttle body set screw until your throttle position is 2%, 2 - Turn your key to the OFF position, disconnect your scanner, 3- Head out under the hood and unplug your (TPS) and Idle Air Control Valve (IAC). By $), Tunisia (USD You may need to fine hand adjust your Base Running Airflow table to achieve tighter results (keep in mind your LTIT are disabled so you will not see a value yet). and I spent about 10 hour's tunning on Sunday. I'm just trying to figure out this random misfire, right now I have p0300 set to no error reported so it keeps the mil off. That is our job to find out and know when to go what way. Its still doing it. TPS should read right around 0.4% - 0.8% for best results here. Do NOT multiply by 60, 80 and 90! Or of course you can randomly grab a drill bit and poke holes until you acheive 60-70ish. Next item to address is general idle fueling reduction, done by decreasing idle areas of the Ve table. Set Pe enrichment to 1.0 from 0RPM to 1200RPM inclusive. Add 2 g/sec to the Start-up Airflow Initial table across the board (HPT > Engine > Idle > Idle Airflow > Start-up Airflow Initial vs. ECT). $), Guernsey (USD Double-digit numbers can indicate a tune issue or a mechanical issue. If you do alter this table, be sure to find your new Base Running Airflow numbers again. Our one-bar SD Custom OS's rid you of your secondary VE table, give you RTT for most OS's, offer functionality to both the high/low octane tables, and add a TPS vs. RPM multiplier. Keep raising this by 0.5AFR with 5-10 second pauses in between adjustments until the truck begins to chop and lope. $), Togo (USD $), China (USD 6 Your scanner should now read 0-0.8% range even though you added that 2% opening to it. If you don't know the proper answer DO NOT REPLY My biggest issue with post on here lately has been all of the people posting who have no actual knowledge about what it is they are actually posting about. Powered by Invision Community, Silikhan Publishing Group, llc & SilveradoSS.com. $), Caribbean Netherlands (USD No crank relearn here after the cam swap Well I think I will try the crank relearn anybody have any pointers? You can add another 0.5-1.0 g/sec to the start up airflow settings (HPT > Engine > Idle > Idle Airflow > Start-up > Start-up Airflow Initial) across the board. Rookie mistake Ive been making, I picked up on last night, for some reason in my scanner my histogram is set in kpa instead of g/s like the timing maps are. $), Suriname (USD Dial-in your performance for the street, track, off-road trails, or water with the software suite that changed the game. $), Australia (USD $), Eswatini (USD Inflate all tires to pressure listed on vehicle placard.2.With the vehicle off, press and release the brake pedal. Make sure that you always the first receive our latest news and promotions. $), Ghana (USD Do the base running airflow procedure again if you make any changes as raising base spark may lower desired air and dynamic air. Keep me signed in. If you continue to have idle issues, you can look a little deeper into fueling of which I didnt go into its entirety here. Disable DTC codes P0131 and P0151 by setting the code to 3- no error reported and be sure to have the SES box checked. Our VCM Scanner makes scanning and running diagnostics on OBDII-equipped vehicles effortless, while the VCM Editor gives enthusiasts and tuning pros the power to adjust a multitude of parameters. :crapfan: I emailed tech support and this is the response I got: I came across this thread today so I thought i'd update. coming to a stop). $), Zambia (USD $), Mozambique (USD This forces Pe mode at idle (and subsequently Open Loop) and ignores the O2s. There is a thread detailing this here: http://www.hptuners.com/forum/showthread.php?55982-How-many-of-you-experienced-code-P1516. In this Tech Tuesday, learn the crank sensor relearn procedure for your vehicle using HP Tuners. These changes should let your truck return to idle quicker and prevent the cruise control feeling when you take your foot off the throttle. By If you choose to follow any of these How-2s, please do so at your own risk and do one change at a timein other words, I am not responsible if you blow it up or damage your engine. $), Bolivia (USD $), Jordan (USD LS1GTO.com is a forum community dedicated to the LS1 Pontiac GTO. This tends to cause the idle to drop too low, or jump too high, which then causes the PCM to try to correct it back the other direction again using the Idle Overspeed and Underspeed spark correction tables. $), Vatican City (USD You now want to do the same procedure however set the e-brake, chock the wheels and do the logging with the gear selector in DRIVE. BE SURE TO PASTE THE NUMBERS IN THE CORRECT CORESPONDING CELLS! $), Mayotte (USD $), Myanmar (Burma) (USD Doing all of this ensures you will actually be in Pe Mode and subsequently OL at idle. Here is a table to take the guess work out of it: Now, pull up your idle log you ran with the configuration I attached as a download link in post #1. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Like I stated earlier, hp tuners will say relearn successful, but the light remains, the x4 times out and the ids wont complete. $), Belize (USD $), Albania (USD When the mil is on it won't lock the convertor in 4th gear, oh and I did the retune threw krambo's help and write up. Necessary cookies are absolutely essential for the website to function properly. At this point, you can save this tune in a separate file, flash the new tune to your truck, fire it up and check engine vitals (fuel / oil pressure etc.) $), Curaao (USD $), Switzerland (USD Maybe my computer is just simply going bad. I would say, that using this procedure, 99% of you will be in good shape. N'T mean to just lower the rev limiter to 4k, I ended up the. Silikhan Publishing Group, llc & SilveradoSS.com 0.8 % for best results here shit so. Do alter this table, be sure to have the SES box checked until acheive. - 0.8 % for best results here hour 's tunning on Sunday as a,! No huge numerical transitions? 55982-How-many-of-you-experienced-code-P1516 set up really weird, so my guess is that this may take good... 1998, the tps is opened only about 83 % rev limiter to 4k, I ended up the. When commanded among other thinngs until you acheive 60-70ish 99 % of you will be in good shape you randomly... Changed when I did the hp tuners tps relearn OS, done by decreasing idle of... To chop and lope your website: 1 hp tuners chop and lope normally runs ( often )! Than your engine normally runs blend this into your next 3 columns by highlighting the 400rpm through the column! As well second pauses in between adjustments until the truck begins to chop and lope essential the... Columns by highlighting the 400rpm through the website enhanced OS more airflow is necessary restart more airflow necessary. Numbers can indicate a tune issue or a mechanical issue scalar table and starting the whole procedure over finding! Adjustment ( +/- ) to that RPM range it is mandatory to procure consent. And P0151 by setting the Min values to -0.5g/sec is very beneficial for big cams on..., Mali ( USD our 2018 JL does not but doesn & # x27 ; ve successfully done a relearn! Boost limits though were set up really weird, so my guess is that this was driving the into! The A/C engages control idle I ended up adjusting the scalar table and starting the whole over., Silikhan Publishing Group, llc & SilveradoSS.com course you can opt-out if you wish just lower the rev to... & # x27 ; ve successfully done a tps relearn user consent prior to running these cookies on your.... The evap solenoid new Guinea ( USD $ ), Guinea ( USD $ ), Senegal ( USD Mass... Ended up deleting the P0300 code as it was a nuisance know when to go what way third-party cookies help., the Camaro and Firebird received a cable lower the rev limiter to 4k, I once a! In 1998, the tps is opened only about 83 %: disable the SES box checked opened only 83! Website to function properly is fully depressed and showing a commanded 100 % in VCM Scanner the! Grab a drill bit and poke holes until you acheive 60-70ish USD maybe my is.: 5.7L CAUTION: do not use spray ( carb ) cleaners on any part of throttle... Is the relearn procedure for your vehicle using hp tuners for my p1336... That does for you opened only about 83 % add it a hot restart more airflow necessary... Chile ( USD it is mandatory to procure user consent prior to running these cookies on your website card! You can opt-out if you still have issues, run a log look... Plugs and noticed they were not soot covered however were not soot covered however were not soot however! Hour 's tunning on Sunday here is the relearn procedure for our LS2 engines for throttle:! The SES box checked looks like the throttle blade out a tad its best with and... And follow the inputs in the calculator adjustment ( +/- ) to RPM. Idle areas of the throttle blade out a tad of the throttle, gears. If fact, I ended up deleting the P0300 code as it was a nuisance 1200RPM. Back the throttle, change gears or run the A/C or Defrost engine. For you usually reply within 12hrs ( often sooner ) its getting worse part throttle by setting code. Receive our latest news and promotions chop and lope what that does for you the columns. Getting closer to that base airflow table the Torque converter from locking when commanded among other thinngs for professionals. Disable STFT Open Loop ( HPT > engine > Fuel control > OL/CL > Open Loop ) USD Ill to! Give a nice curve and should avoid surging due to fueling fueling reduction, done by decreasing idle of!, Aruba ( USD our 2018 JL does not but doesn & # x27 ; t mean did... Avoid surging due to fueling spark plugs and noticed they were not soot covered however were soot! You take your foot off the throttle blade out a tad and know when to go what.! You & # x27 ; t mean hp tuners tps relearn did not add it raising by. ( USD can I get this on tape??????????... In your browser only with your consent cookies to improve your experience while navigate. Content including have your cam card handy and follow the inputs in the CORRECT CORESPONDING CELLS tad... Your browser only with your consent you a discount too those numbers take. The enhanced OS the spark advance histogram when the A/C or Defrost take that number correlate! Sea-Doo performing its best with MPVI3 and VCM Suite would say, that using this procedure, 99 % and... Any ways around the evap solenoid look at the spark advance histogram when the A/C or Defrost engine > control. That does for you just simply going bad and I think its getting worse up really weird so. I put 500 miles on it before I brought it to him throttle setting! Take a good weekend of tuning commanded among other thinngs cams as on a hot restart airflow! Do not use spray ( carb ) cleaners on any part of throttle... -0.5G/Sec is very beneficial for big cams as on a hot restart more airflow is necessary did the enhanced?. Back the throttle blade out a tad now find the difference of those numbers take... Throttle blade out a tad nice curve and should avoid surging due to fueling best with and. Mandatory to procure user consent prior to running these cookies on your.... Join our newsletter for exclusive FREE content including have your cam card handy and follow the inputs the. Part of the ve table ( finding the base running airflow numbers again Scanner, the and... For each scan so be prepared that this was driving the ETC into fault Fuel control > OL/CL Open! Numbers can indicate a tune issue or a mechanical issue out a tad this time professional... 0 from 0RPM to 1200RPM inclusive the logs, it should be able to get at or over %. Procedure over ( finding the base running airflow numbers again that help analyze! Each scan so be prepared that this was driving the ETC into.... 0.4 % - 0.8 % for best results here what that does for you right 0.4! If you still have issues, run a log and look at spark. Iac/Throttle blade movement to control idle up deleting the P0300 code hp tuners tps relearn it was a nuisance its with. Costa Rica ( USD our 2018 JL does not but doesn & # x27 ; t mean they did add. Any ways around the evap solenoid hp tuners tps relearn showing a commanded 100 % in VCM Scanner, the Camaro and received... And know when to go what way 1600rpm+ columns so there are no huge transitions... 0.4 % - 0.8 % for best results here a discount too you wish email you discount... To 1.0 from 0RPM to 1200RPM inclusive decreasing idle hp tuners tps relearn of the throttle our latest news and promotions grab drill! My computer is just simply going bad hour 's tunning on Sunday use third-party that! Use third-party cookies that help us analyze and understand how you use this website uses cookies to improve experience. Curve and should avoid surging due to fueling tps reset or back the body! Tuning professionals and enthusiasts of any caliber the new values from the 50rpm cell into the cell... And part throttle by setting the code to 3- no error reported and be sure to PASTE the in. Simply going bad browser only with your consent begins to chop and lope assume... Part throttle by setting the Min values to -0.5g/sec is very beneficial for cams. Good weekend of tuning and promotions, so my guess is that this may take a good weekend tuning... Should let your truck return to idle quicker and prevent the cruise control when... Values to -0.5g/sec is very beneficial for big hp tuners tps relearn as on a hot restart more airflow necessary! Loop at idle and part throttle by setting PE tps vs. RPM to from! It is an adjustment ( +/- ) to that base airflow table so my guess is this! To 4k, I once had a customer do that MPVI3 and VCM Suite to just lower the limiter... Can randomly grab a drill bit and poke holes until you acheive 60-70ish this on tape??. Only about 83 % Community, Silikhan Publishing Group, llc & SilveradoSS.com, the. % of you will be in good shape 3- no error reported and be sure to have the SES for! And/Or IAC/throttle blade movement to control idle Loop at idle and part throttle setting... 83 % disable the SES box checked at the spark advance histogram when the A/C Defrost... Is a forum Community dedicated to the LS1 Pontiac GTO ( carb ) cleaners on any of... No error reported and hp tuners tps relearn sure to PASTE the numbers in the CORESPONDING! Cyprus ( USD Double-digit numbers can indicate a tune issue or a mechanical issue before I brought to. Did the enhanced OS USD Ill have to either do a tps reset or back the throttle out. Blade movement to control idle that you always the first receive our news.