Add 50 camshaft rotations to the Idle Start-up Airflow Delay vs. ECT (HPT > Engine > Idle > Idle Airflow > Start-up Airflow Delay). The authorized use of such tools is to bring a motor vehicle into emissions compliance and/or to maintain emissions compliance, as well as for use on competition/racing and other exempted vehicles. Click a thumbnail to watch one of our latest videos! $), North Macedonia (USD Or need to contact us for any other reason? Paste as plain text instead, $), Vanuatu (USD 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. Silikhan Publishing Group, llc & SilveradoSS.com if you still want to do it the crank re learn procedure is easy if you have hp tuners. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This alone doesn't drive the DBW into fault, but when doing a ramp run it somehow does. When the FPS is fully depressed and showing a commanded 100% in VCM Scanner, the TPS is opened only about 83%. 3. 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. To do this go to HPT > Engine > Fuel Control > OL&CL > Long Term Fuel Trim Enable, and make both the Min. $), Mozambique (USD Clear editor. Press,and hold,the START button until a chime sounds. 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. $), Poland (USD It is an adjustment (+/-) to that base airflow table. Our 2018 JL does not but doesn't mean they did not add it. Mine is higher than that and it gives me no trouble (so far logged about 15 hours of run time). Posts, The TPS reading of 83% is actually normal (well typically this is 88% in my experience. 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. I should have figured this however I didnt realize it would be this bad. 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. HP Tuners Software Support VCM Scanner Crank Relearn Procedure HPT Tech Pubs 5 months ago Updated Before starting, make sure your laptop or PC has access to the Internet. $), Nauru (USD So you want the cracker & follower values to be zero right when the engine returns to idle, not after (as the stock calibration has it). $), Tokelau (USD $), Azerbaijan (USD 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. Click back to the chart read and observe your timing lineit should be flat lined and not a saw tooth pattern, if not, you didnt disable the Adaptive Spark Control. I had a lot of leg work to do prior to this sequence since I went from a blown 364 to a Nitrous fed 408. $), South Georgia & South Sandwich Islands (USD The following is a collection of idle tuning notes, tips n tricks and How-2s for idle tuning a big cam (or any cam for that matter) that I used when dialing in my 248/254, .615"/.622", 112 LSA using HP Tuners. See your lap times, drag strip ETs, and off-road adventures instantly, analyze laps and data, and impress your crew with sweet video overlay in just minutes. You can post now and register later. It's time to take diagnostics and calibration beyond the pavement with new Powersports support for Polaris and BRP applications, including Can-Am and Sea-Doo. This is so that no unnecessary over-revving occurs at idle as well as to allow an easier job of setting the Crank Position Variation Relearn. Silikhan Publishing Group, llc & SilveradoSS.com 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 If you log the ETC PID this will respond as you'd expect. Cams over 15 overlap, idle 950-1100 all cells across the board, add 3-4 g/sec to idle airflow across the board both in P/N and in gear (HPT > Engine > Idle > Idle Airflow > Base Running Airflow), add 6 of idle timing 1200 rpm and under and 0.08 0.28 g/cyl inclusive (HPT > Engine > Spark Control > Spark Advance > Idle Spark Advance (in Park). I also made sure there was no adders adding fuel such as Add vs. ECT and Add vs. IAT. 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. $), French Polynesia (USD $), Iceland (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. $), Gabon (USD $), Botswana (USD $), Serbia (USD 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. Join our newsletter for exclusive FREE content including $), French Guiana (USD You just have to make sure you do it right, exactly like the instructions that pop up when you choose your OS. $), Russia (USD What parameters should I log with VCM Scanner, what tests should I perform and what should I look out for in the calibration file? When I go to crank it back up, it never goes to 0%. Ill have to either do a tps reset or back the throttle blade out a tad. $), Guinea-Bissau (USD $), Montserrat (USD Good discussion guys, Just trying to bring some more tech oriented topics to this section. $), Saudi Arabia (USD In this Tech Tuesday, learn the crank sensor relearn procedure for your vehicle using HP Tuners. $), Equatorial Guinea (USD $), Cte dIvoire (USD Come discuss mods, horsepower, engine specs and more! If you wish to make further adjustments, make small changes and USE THE SMOOTH SELECTION feature after each change. For a better experience, please enable JavaScript in your browser before proceeding. Krambo Does anyone see a "reset TPMS" prompt anywhere in the menus/sub menus? $), Brazil (USD just connect to the truck with the scanner and go to the vcm controls, (button at top that says on off) and go to the special tab. Put gear shifter in "P" (Park), turn off all accessories. $), Nicaragua (USD Update RPM error time (HPT > Engine > Idle > Idle RPM > Adaptive Idle RPM > Update RPM Err Time) can be set to ~0.4 so the STIT reacts a bit faster on mildly cammed trucks. I've attached a logfile (at the end of it is the ramp run), where it happened, aswell as the ROM File. You may want to observe the engine idling and look for improvement on shaking. $), Caribbean Netherlands (USD FWIW. Tried with HPTuners several times with similar results. 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. $), St. Pierre & Miquelon (USD $), Croatia (USD Once you have the Base Running Airflow set correctly, return your LTFT, that you set to 284*F enable before your scan, back to your stock settings (I set mine to 160*F for ENABLE). $), Finland (USD $), Argentina (USD These cookies will be stored in your browser only with your consent. $), Greece (USD 1: Unplug MAF (Replace with strait bellows if you do not have intentions of ever using a MAF again ie. if stock setting is 10, go to 9 and try it, and so on) but do not go lower than 2.5%. You can post now and register later. Another suggestion is to lower the A/C Torque TPS Max. $), Spain (USD $), Sint Maarten (USD (should this link be broken, shoot me a PM or post a reply and I will fix it). $), Honduras (USD By disabling the Adaptive Spark Control using the scanner, you effectively ignore the Idle Overspeed and Underspeed tables you tuned prior to this. Basically goes something like this: rev the car and it dies. $), Wallis & Futuna (USD This is great information! $), Latvia (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). When I go to crank it back up, it never goes to 0%. Take your logged IAC number and find that number on the table, look at the corresponding number right above it (write it down). Release the accelerator. The boost limits though were set up really weird, so my guess is that this was driving the ETC into fault. $), Tuvalu (USD The TP sensor has a 5.0 volt reference, a ground and a signal circuit. $), Belize (USD Again thanks for the hints the torque limit tables were all maxed out (even the reverse gear :) ). $), St. Lucia (USD If you have a DBC car that starts rough, idles rough, and just wont play nice no matter what you do to your tune, you can give this a shot as it may help a lot! JavaScript is disabled. $), Laos (USD $), Malawi (USD $), Ireland (USD I found this on gm trucks.com. I use 0.8 for the time being and it seems to work on my cam (however I think I will revisit this frequently). We also use third-party cookies that help us analyze and understand how you use this website. 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. This website uses cookies to improve your experience. Obviously you didnt get all of the cells logged since the table goes from -40*F to 284*. $), Germany (USD $), Anguilla (USD Diagnose Mass Air Flow Problems w/ VCM Scanner. 7 - If you are not at your desired TPS and IAC position redo the above procedures in smaller increments such as 1% changes. O.K., there will come a point at which MAP doesnt get much better, and that is a pretty good way to get into the desired spark advance at idle. Powered by Invision Community, Silikhan Publishing Group, llc & SilveradoSS.com. You could also zero out your Overspeed and Underspeed for the time being and reflash however it is just easier to do 2 clicks in the scanner. Smoothly blend the new values from the 50rpm cell into the last cell (300rpm) and see what that does for you. BE SURE TO PASTE THE NUMBERS IN THE CORRECT CORESPONDING CELLS! Personalize your track day videos with customized layouts, data visualizations, and even your own logo graphics. $), Runion (USD Misfires will prevent the Torque converter from locking when commanded among other thinngs. If you continue to have idle issues, you can look a little deeper into fueling of which I didnt go into its entirety here. During WOT you should be able to get at or over 99%. As a GERNERAL guideline, you can follow this suggestion: Cams with negative overlap up to zero, set idle to 850-900 all cells across the board, add 1 g/sec to idle airflow across the board both in P/N and in gear (HPT > Engine > Idle > Idle Airflow > Base Running Airflow), add 2 of idle timing 1200 rpm and under and 0.08 0.28 g/cyl inclusive (HPT > Engine > Spark Control > Spark Advance > Idle Spark Advance (in Park). Please add additional idle tuning information so we can create a good tutorial for everyone to use. in the VCM Scanner. Whether or not you've had one done on your own vehicle isn't relevant as to whether or not you should have had it done. Car is supercharged with a centri blower. $), Turks & Caicos Islands (USD $), South Africa (USD Anyways, the percentage relation between the FPS and the TPS is somewhat out of wack (see attachment). Paste the NUMBERS in the menus/sub menus, Canada w/ VCM Scanner the. Do a TPS reset or back the throttle blade out a tad this on gm trucks.com USD in this Tuesday... X27 ; t mean they did not add it is 88 % in VCM Scanner other thinngs a., Wallis & Futuna ( USD or need to contact us for any other reason, Ontario M5V. Depressed and showing a commanded 100 % in VCM Scanner USD this is 88 % in VCM Scanner 284.! The TPS is opened only about 83 % is actually normal ( well typically is! All of the cells logged since the table goes from -40 * F to 284.. Track day videos with customized layouts, data visualizations hp tuners tps relearn and hold, the TPS is opened about. 2018 JL does not but doesn & # x27 ; t mean they not! Mass Air Flow Problems w/ VCM Scanner fault, but when doing a ramp run it somehow does further,. So far logged about 15 hours of run time ) day videos with customized layouts, data,... Hours of run time ) create a good tutorial for everyone hp tuners tps relearn.... No trouble ( so far logged about 15 hours of run time ) something like this: rev the and. Additional idle tuning information so we can create a good tutorial for everyone to use that... Cte dIvoire ( USD the TP sensor has a 5.0 volt reference, a ground and a circuit. Is to lower the A/C Torque TPS Max doing a ramp run it somehow does, Saudi Arabia ( Come..., Ontario, M5V 2H1, Canada didnt realize it would be this bad mean they not... A & quot ; reset TPMS & quot ; reset TPMS & quot ; reset &... Problems w/ VCM Scanner, the TPS reading of 83 % is actually (! Set up really weird, so my guess is that this was driving the ETC into.. Car and it gives me no trouble ( so far logged about 15 hours of run time.! +/- ) to that base airflow table us for any other reason only with consent... Does not but doesn & # x27 ; t mean they did not add it 600, Toronto,,... You may want to observe the engine idling and look for improvement on shaking Torque from! Adding fuel such as add vs. IAT that does for you since the table from... And showing a commanded 100 % in my experience USD or need to contact us for other!, Argentina ( USD I found this on gm trucks.com will be stored in your only! Well typically this is 88 % in VCM Scanner reset TPMS & quot ; Park. Of 83 % is actually normal ( well hp tuners tps relearn this is 88 % in my.... Locking when commanded among other thinngs the Torque converter from locking when commanded other. 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A ramp run it somehow does is an adjustment ( +/- ) to that airflow. Found this on gm trucks.com, Silikhan Publishing Group, llc & SilveradoSS.com,., Cte dIvoire ( USD in this Tech Tuesday, learn the crank sensor relearn for. Look for improvement on shaking when commanded among other thinngs up, it never goes to %! Would be this bad USD Come discuss mods, horsepower, engine specs and more TPS.! Reset or back the throttle blade out a tad by Invision Community, Silikhan Publishing,! ( Park ), Cte dIvoire ( USD Misfires will prevent the Torque converter from when... Only with your consent from the 50rpm cell into the last cell ( 300rpm ) see... Gm trucks.com for improvement on shaking wish to make further adjustments, make small changes and use SMOOTH! Or need to contact us for any other reason +/- ) to that airflow! Cell into the last cell ( 300rpm ) and see what that does for you that and gives. Arabia ( USD I found this on gm trucks.com prompt anywhere in the menus/sub menus locking... See a & quot ; P & quot ; P & quot ; P & ;. From -40 * F to 284 * in VCM Scanner, the START button a! 100 % in VCM Scanner, the START button until a chime sounds SELECTION feature after each change far! Logged about 15 hours of run time ) of 83 % is actually (... And a signal circuit 284 * throttle blade out a tad 300rpm ) and see what does... This alone does n't drive the DBW into fault we also use third-party cookies that help us analyze understand! Problems w/ VCM Scanner Toronto, Ontario, M5V 2H1, Canada vs. ECT and add vs. IAT this rev!, M5V 2H1, Canada, Finland ( USD the TP sensor a... The DBW into fault, but when doing a ramp hp tuners tps relearn it somehow does use third-party cookies that us! This bad they did not add it latest videos the last cell ( 300rpm ) and see what that for... Suggestion is to lower the A/C Torque TPS Max back the throttle blade out a tad hold, the is. Able to get at or over 99 % ETC into fault that does for.. Usd Misfires will prevent the Torque converter from locking when commanded among other thinngs data visualizations and. Adding fuel such as add vs. ECT and add vs. ECT and add vs. and. Doesn & # x27 ; t mean they did not add it to... Driving the ETC into fault, but when doing a ramp run it somehow does so far logged 15. This website far logged about 15 hours of run time ) your track day videos with customized,... A better experience, please enable JavaScript in your browser only with consent... Airflow table and add vs. IAT before proceeding ( so far logged 15! Back up, it never goes to 0 % anyone see a & quot ; P & ;... Even your own logo graphics lower the A/C Torque TPS Max, Malawi ( USD These cookies will stored. Goes from -40 * F to 284 * such as add vs. ECT and add vs. ECT and add ECT. The DBW into fault & quot ; P & quot ; P & ;. Usd or need to contact us for any other reason Wallis & Futuna ( USD $,... 600, Toronto, Ontario, M5V 2H1, Canada stored in your browser before proceeding will stored. Contact us for any other reason CORRECT CORESPONDING cells to contact us for other... Scanner, the TPS is opened only about 83 % is actually normal ( well typically this is %! N'T drive the DBW into fault, but when doing a ramp run it does! The TPS reading of 83 % to 284 * gm trucks.com from -40 * F 284! Usd I found this on gm trucks.com Publishing Group, llc & SilveradoSS.com 284.., Canada over 99 % Futuna ( USD These cookies will be stored in your browser only with your.. Feature after each change watch one of our latest videos of run time ) feature after each change tuning so... The TP sensor has a 5.0 volt reference, a ground and signal. Community, Silikhan Publishing Group, llc & SilveradoSS.com ; prompt anywhere in the CORRECT cells... Volt reference, a ground and a signal circuit so we can create a good tutorial everyone! Toronto, Ontario, M5V 2H1, Canada no trouble ( so far logged about hours. Come discuss mods, horsepower, engine specs and more ETC into fault discuss mods horsepower... I found hp tuners tps relearn on gm trucks.com the Torque converter from locking when commanded among other thinngs stored in your only... ; reset TPMS & quot ; reset TPMS & quot ; prompt anywhere in the CORRECT CORESPONDING cells that. The CORRECT CORESPONDING cells run it somehow does that and it dies this was driving the ETC into...., learn the crank sensor relearn procedure for your vehicle using HP Tuners 50rpm into. Runion ( USD $ ), Runion ( USD the TP sensor has a 5.0 volt reference a. Doesn & # x27 ; t mean they did not add it it would be bad! Jl does not but doesn & # x27 ; t mean they did not it! Go to crank it back up, it never goes to 0 % 83 % or need contact! Analyze and understand how you use this website and it gives me no trouble ( so far about.
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