Hptuners Idle

HP tuners has sent me alpha firmware for the mpvi2 that is doing better at scanning but still disconnects and reconnects, during this process the rpm gauge goes to zero and dashes appear on mileage. hptuners, you can compare an 02 V8 Silverado file to an 97 V6 Fbody file if you’d like. Learn what does P2106 Dodge Throttle Actuator Control System - Forced Limited Power means, location and how to repair?. If you've done all of those things, then you can use something like EFI Live or HP Tuners to alter your idle. Idle Control Tuning Tuning the idle control on an Electromotive is difficult to layout with step-by-step instructions. then perhaps you have heard of the dreaded torque management. The constants used are 160 CFM per 100 HP, and an 85% duty cycle for maximum injector pulsewidth. Yea that's what I thought when I saw this secret swich on the fly hptuners option. A low load knock is by far the hardest for an untrained ear to hear, it will to the normal person sound like a valve train rattle, it will most notably be present during decel, keep this in mind if you think you have a valve train issue as it could very well be over advanced idle spark or low load spark knock you can verify by pulling the spout. Edit: Stock Manifolds and cats, Borla catback. For mild cams, an idle ignition timing advance of approximately 16-18 degrees will do. Just did a leak down test. So yes your EFI Live will do the trick. Which is commonly encountered at idle and even during cruise conditions. Depending on the size of cam you may need to increase this 1-2% so you can actually achieve your target idle speed. 1) Monitor your IAC, Idle Speed, throttle position voltage and your throttle position %. the other thing i noticed is if i try to pull out and drive it right when i cold start it. Advanced Tips for EFI Tuning with Fuel Pressure Changing the fuel pressure on an EFI System is an effective method of affecting engine performance and making more power. it idle the throttle body is closed and the engine is pulling air in against that restricted throttle body so a vacuum is created. I played around with a couple different thicknesses, but ended up using a piece of a CD case which raised the voltage ~0. Turn the key to Ignition On, but don’t start the car. [Archive] HP Tuners To EFI Live Tuning [Archive] - Cadillac CTS-V Forum at CTSVOwners. MAP table has control over idle fueling. 23 and like you all are doing determine when (speed/mph/gear) or if the converter is allowed to lock. Did intake gasket fix your problem. com and affiliated sites. *FREE* shipping on qualifying offers. I started upgrading my truck with basic bolt ons, bigger turbo and injectors. I currently drive a 2012 Ford Focus Titanium and was looking for a decent winter vehicle. He is an HPTuners member on this site. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc. Open loop is accelerator “pump” (especially off-idle) and above three-quarter throttle or three-quarter maximum rpm. of torque over stock to your Corvette. When the feedback from the HO2 sensors shows a deviation, the PCM adjusts the amount of fuel the injectors deliver, in an effort to hit the stoichiometric goal. The constants used are 160 CFM per 100 HP, and an 85% duty cycle for maximum injector pulsewidth. Check the user manual to determine in which folder the MDS deactivation is located. It's mostly when the engine is warmed up, and if you stand behind the car all you hear over the exhaust is boom boom pap pap boom every couple of seconds. a tuning guide i found based on hptuners. AFP is a dealer for HPTuners products! If you want something other than the standard tuning units send me an email and I will get you taken care of! AFP offers LS-based computer tuning that will get your vehicle performing the way it should!. Now let’s look at Do-It-Yourself and aftermarket tuning approaches. com HP Tuners, the home of VCM Suite and the MPVI since 2003. Peak injection pressures for some high-speed DI diesel engines have been maintained at about 200 MPa for the first decade of the 21 st century. 0 program for my 6. Vehicles that range from stock form to your serious performance enthusiast can benefit from digitally tweaking and tuning one of the most important parts in the vehicle, its computer. Our custom tuning, products, and services are the results of 10+ years as industry leaders. Find compression low on one cylinder so pulled heads had them reworked. Sometimes my engine revs drop below idle speed (about 750 RPM) and keeps on dropping until it stalls or I tap my throttle - so braking becomes a two foot process. Starlite Diesel offers you the HP Tuners VCM Suite, the only custom tuning tool you'll ever need for your newer GM, Ford and Dodge diesel truck. If problems idleing, after you do all these idles steps, Go back to Idle Airflow Vs ECT, add 1 point to WHOLE ROW, whether idle in gear, or idle in p/n, and add 1 point at a time to WHOLE ROW, re-upload tune to car, and repeat until car idles. 1) Monitor your IAC, Idle Speed, throttle position voltage and your throttle position %. I'm using HPTuners but they aren't very complete with Fords and especially the EcoBoost. comfor more information. 9209 - Download (16. "Fuel trim" is the amount of fuel added or subtracted by the PCM. Engine knock, also known as "ping", spark knock, or detonation, is a phenomenon that occurs inside the combustion chambers when a portion of the air/fuel mix is ignited under extreme heat and pressure, burning more rapidly than it should for creating optimum power on the piston's downstroke. Not dangerous, but that extended run on high idle suggests to me that you have an issue with the T-stat or something else that isn't letting it warm up quickly. At the end of the day, when you start tunin, make sure you have an accurate WB and tune the MAF / VE before you start to mess with idle, timin etc…A tuned MAF will always lead to a steady idle and great runnin engine. Ok wanted to test this screen capture software and new mic, they will get better! But so yeah decided to make a how to tune idle speed on your Gm Gen lll LS series engine. A stepper motor is a device that moves a predetermined amount per electrical signal it receives by whatever device is controlling it. Went from HP Tuners to a Dominator If this is your first visit, be sure to check out the FAQ by clicking the link above. 7:1 'switchover' point (where the sensor output voltage suddenly changes from high to low) than a typical oxy sensor. 0L V6 engine, for example, will generate a GPS reading of about 3. 7 VVT using Hp tuners. Tuning the MAF. The J-Body Organization, j-body. Idle Relearn Because your vehicle's engine is electronically controlled by a computer, some control conditions are maintained by power from the battery. If idle RPM is modified up or down, the VCM Editor>Edit>Engine>Idle>Base Running Airflow>Idle Airflow vs. Well, I finally found my intermittent idle issue. 6 manual? Don't want to spend \0 for no reason. JK PROCAL MODULE. The main table you'll adjust to affect idle speed and idle quality is the Final Idle Airflow Minimum. It was running rough at idle and weak at WOT. Current Version: 5. If you are a little more comfortable with lots of open windows and plenty of alterations then go with the EFILIVE. Sometimes my engine revs drop below idle speed (about 750 RPM) and keeps on dropping until it stalls or I tap my throttle - so braking becomes a two foot process. DIAGNOSE - ENGINE IDLES TOO HIGH. HPTuners Tuning. PLEASE READ THROUGH ALL FOR INFO IN DETAIL OR PLEASE SKIP TO POST 25 FOR A FASTER SIMPLIFIED VERSION While the challenge has always lied in perfecting the VVE table I have found getting the perfect idle more challenging. Vehicles that range from stock form to your serious performance enthusiast can benefit from digitally tweaking and tuning one of the most important parts in the vehicle, its computer. Also comes with separate Fueling Guide to help tune for driveability. If idle is still unstable, raise the target idle speed to the lowest possible point where idle stability exists and repeat steps 1-4. At idle your engine will likely read around. Engine: 455 Carburettor: holley 750 vacum secondaries 4160 series Ignition: Pertronix flamethrower HEI This started happening recently, i start the car, use my rigth foot as chocke til it runs properly at idle in park, now; the car will idle just fine at rigth under 1000 rpm, if i pres the brake the rpm wil drop a hair, but dont die. Ideally, you’ll want the timing to be set to slightly below the timing that would give it the most power – on most piston engines, this typically works out to somewhere in the 10 to 18 degree range. STFT and LTFT/Short Term & Long Term Fuel Trim The short term and long term fuel trims are used to regulate fuel delivery for optimal combustion. Here are the two areas that have everything to do with the idle of the engine. It is designed to work in Mozilla Firefox 6. (If they were modified in any way, download a stock tune for your car from Hptuners. It follows a typical path from the float bowl through the main jet, into what is called the idle well, which is a small. We specialize in Performance Tuning Equipment - from simple and effective flash tuners and scan tools to gear for the experience EFI Tuner and Pro Mechanic. JET's exclusive Tri-Power tuning allows you to program for performance using lower cost regular octane fuel, or for optimal performance gains you can program for midgrade or premium fuels JET Performance Programmer Plus gives you the ability to modify air and fuel ratios, ignition timing, shift points, shift firmness, speed limiter and rev limiter settings. Fuel System Type Constant Pressure Boost Referenced (1:1). AEV’s ProCal Module for the 2007-18 JK Wrangler is a hand-held powerhouse! This essential tool provides JK owners an easy, low-cost way to make a variety of useful changes not offered by the dealer or any other re-programmer. Ok wanted to test this screen capture software and new mic, they will get better! But so yeah decided to make a how to tune idle speed on your Gm Gen lll LS series engine. We specialize in Performance Tuning Equipment - from simple and effective flash tuners and scan tools to gear for the experience EFI Tuner and Pro Mechanic. It is designed to work in Mozilla Firefox 6. Put everything back together still rough idle and P0300 and P0102 codes. The constants used are 1. it has a stumble or sputtering to it just for like the first 30sec of driving. Catalyst Lightoff Retard Setting and Controlling Idle Speed 1. This is a discussion on owned by idle tuning within the Computer & Tuning forums, part of the LSx Technical Help Section category; Been working this week on getting my car to idle correctly after the cam and heads ( 228R cam). after the car warms up and i drive it for a few min the car will idle high when i stop around 2k rpms. TPS, do this before you start drilling holes in your throttle body (TB) blade. If your C5 'Vette is bucking and stalling, the issue may not be as bad as you'd think. The software is fully unlocked and loaded with all the tools you need to properly calibrate any modifications you have done to your vehicle. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon. Born on the Track Performance Tuners for 2015 & 2016 Corvette C7 & Z06 Our pre-loaded performance tunes could add up to 30 HP & 20 ft. Advanced Tips for EFI Tuning with Fuel Pressure Changing the fuel pressure on an EFI System is an effective method of affecting engine performance and making more power. on 19 March 2016 04:29 PM These Crank Relearn Instructions may not apply to all vehicles. com >> Performance At Your Fingertips" The VCM Scanner is a utility that comes with the VCM Suite from HPTuners, which offers programs for automobile tuning. Daily drivabilty is what's at stake here, and that's a very subjective manner. ECT table must be adjusted up or down also. OBD II Fault Code. I already have HPTUNERS and wide band O2 sensors. If the idle is not correct with 2. File Connect -This will ping the vehicle you've connected your cable to to attempt to. HP Tuners MPVI2 and Pro Feature Set with Pro Link This package gives you the latest in HP Tuners technology. Duramax LLY dies at Idle Figured I would ask here before registering in a Dmax forum. used this procedure on some huge cammed cars and it worked. Now enhancing these to new heights with a new feature rich VCM Editor and VCM Scanner, coupled together with the latest generation MPVI2, this is only tuning and diagnostic solution you’ll ever need for your modern OBDII vehicle. For example, my '01 H/C M6 SS idles fairly well with the stock tables and only needed a few adjustments. It follows a typical path from the float bowl through the main jet, into what is called the idle well, which is a small. org, is the worlds largest automotive enthusiast group exclusively geared towards the General Motors GM J-car platform including the Chevrolet Cavalier, Pontiac Sunfire, Pontiac Sunbird, Pontiac J 2000, Oldsmobile Firenza, Buick SkyHawk and Cadillac Cimarron. Had some vibrations/mildly rough idle. light duty trucks for 1991. Find compression low on one cylinder so pulled heads had them reworked. My solution was to glue a shim (circled in red) to up the voltage slightly. I am not sure if others are seeing the same fuel pressures as I am, but at idle I see 38 psi and then at 0 psi of boost it jumps to 41 psi fuel pressure and then 1 psi of additional fuel pressure for every lb of boost thereafter. [Archive] HP Tuners To EFI Live Tuning [Archive] - Cadillac CTS-V Forum at CTSVOwners. I contacted Solomon and he was able and willing to give me some advice. I have a 70 Z with the original setup, (carb, pistons, and cam) Have set the timing to 34 degrees full advance @ 2500 rpm, have a mixture of about 50%-100 / 50%-94 octaine and have the carb adjusted to the highest idle I can detectstill a spark knock when I get down on it. 5 volts or so with key on, engine off; and less than 1. The top community for Ford truck, F150, Super Duty, and SUVs owners and enthusiasts. 1 HPTUNERS SCANNER STARTUP GUIDE Open up your editor & just scroll through your top tool bar to look over all of the features offered. That's where you will find the best answers to your idle problems. By Don LaSota GM EFI Tuning Guide for HP Tuners Software: By Don LaSota (1st First Edition) [Spiral-bound] [Don LaSota] on Amazon. The HP allows you to accurately control the fuel and ignition of your engine along with additional controls for nitrous, boost or water meth. Current Version: 5. Trying to figure out how to set a idle air flow configuration for P/N and in gear. 23 and like you all are doing determine when (speed/mph/gear) or if the converter is allowed to lock. Click it and it opens this table. Topics covered in this HPTuners tuning guide for Ford include by Don LaSota. Some causes are harmless, while others can. High Octane Spark Table 2. I cant seem download configurations with my I-pad just need some help on what pids or sensors to load in the histogram, any help is always appreciated. Idle Speed Set point 2. Advanced Tips for EFI Tuning with Fuel Pressure Changing the fuel pressure on an EFI System is an effective method of affecting engine performance and making more power. The Silverado's stock tune and programming has me lost! Way lost! I was wondering if anyone on here with HPTuners or tuning experience could offer me some help with our trucks and tuning mine for better fuel economy, power, etc. I have a 2006 F150 Lariat (5. After we cleaned up all the nails that Brett spilled in our last video… we got our hands dirty to see what this Dynojet 224xLC could do. A malfunctioning EGR system can lead to engine performance issues such as rough idle, engine hesitation, and a decrease in overall power and fuel efficiency. Low Octane Spark Table 3. The J-Body Organization, j-body. MAP/MAF - Throttle Position Correlation. Lambda at Idle ; Ethanol Percentage (%) Fuel Pressure (psi) Cam Aggressiveness. Select Options. Duramax LLY dies at Idle Figured I would ask here before registering in a Dmax forum. I have done vac check comp. high negative LTFT at idle × Help us help you. HP Tuners puts the power of flash tuning your GM Gen III vehicle into your hands. The Holley HP EFI system tunes your car by itself while you drive down the road. I think shane is talking about tcc duty cycles, if so those effect how the converter locks in. I take ABSOLUTELY ZERO CREDIT for the length of material you're about to read, however I have made a few comments in-text that you can see which I will highlight in green. Which begs the question: Does a car need a secondary air injection system to run? Strictly speaking, no, it doesn't. 30 As you increase the throttle it will read higher and higher until wide open throttle which will read the same as outside air pressure – about. Duramaxforum. Right click the files below and save to your hard drive Idle LTIT Pk Neut vs ECT (MPH Filt). It can also be helpful for any 2011+ vehicles that utilize HDFX (does not cover speed density or EcoBoost). fingerthief Finger Tuning (HPTuners) 4 points 5 points 6 points 2 years ago * Some older cars will exhibit a rough idle when the dipstick is removed while running. Step one is simple: Verify system restriction. First, observe battery voltage and AFR while IDLING. OBDII Datalogging with HP Tuners. HP tuners Cam Tuning. Sometimes my engine revs drop below idle speed (about 750 RPM) and keeps on dropping until it stalls or I tap my throttle - so braking becomes a two foot process. 06 Cobalt Rough Idle/Stall when stopping or quick deceleration 61 Answers. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon. permalink. Use in your IFR table. The only way to retrive trouble codes is with a scanner such as Tech 2 , snap-on, otc or equivelent. I am posting this so maybe it can help someone with a similar issue. The J-Body Organization, j-body. If the EGR pressure sensor sends any false reading to the computer it can cause the EGR system to malfunction. If you have the air/fuel ratio set properly and your engine can idle somewhat decently, even if it's by holding the throttle pedal down off closed-throttle to keep the engine from stalling, you can begin by setting a ball-park ignition advance value. 25 | Street Tuned I have a guide in the top of this section that would show you the basics using this approach to tune idle and cruise. This is a free service to all TTS customers to upload, archive and share your tuning files. The reason for "lope" is the intake and exhaust valves temporarily being opened at the same time. At what point is the arrow pcm no longer useful and can't keep up?. (Equation 7) So, by using a reasonable estimated BSFC and a reasonable best-power air to fuel ratio, you can use Equation 7 to estimate the airflow required for a given amount of horsepower, and with Equation 3, you can calculate the airflow of your engine at a given RPM if it was operating at 100% VE. org, is the worlds largest automotive enthusiast group exclusively geared towards the General Motors GM J-car platform including the Chevrolet Cavalier, Pontiac Sunfire, Pontiac Sunbird, Pontiac J 2000, Oldsmobile Firenza, Buick SkyHawk and Cadillac Cimarron. TPS, do this before you start drilling holes in your throttle body (TB) blade. We at MailorderTuner have been tuning professionally for the street and the track since 2007. Low Octane Spark Table 3. When you shift into gear and drive at a low mph we refer to this as being a LIGHT CRUISE. The PCM starts out with a baseline fuel/air mixture that it believes will achieve a stoichiometric ratio. ISC = Idle Speed Control I have the same problem with my idle dropping when the AC is turned on and it was the ISC. 7 being the industry standard stoich AFR value, we typically like to see these conditions run slightly richer. I have done vac check comp. For the first time, Dodge owners and automotive professionals can learn how to tune these vehicles. Any kind of aftermarket camshaft that causes an engine to naturally lope at idle, will impair gas mileage to an extent. It is also used to help adjust the IAC(Idle Air Control) motor during idle. diagnosing misfires Misfire is a common driveability problem that may or may not be easy to diagnose, depending on the cause. The factory programmed your late-model vehicle’s stock computer for bare bones performance, but HP Tuners unlocks the computer so you can tweak and tune for maximum performance. Engine knock, also known as "ping", spark knock, or detonation, is a phenomenon that occurs inside the combustion chambers when a portion of the air/fuel mix is ignited under extreme heat and pressure, burning more rapidly than it should for creating optimum power on the piston's downstroke. 001") than around the edges (0. This will make your car idle around 1400rpm and you will notice the revs will surge slightly between gear changes (ie when selecting D or R) but that is normal as you will have increased the amount of air the engine will take in at idle greatly. This guide shows you how to get that distinct idle chop that cammed genIV motors make. Reason I say all this is I found the "Rolling Idle Speed" table in HPTuners that made a big difference in the feel of the truck slowing it down or idling once you lift you foot off the gas while moving. For example, my '01 H/C M6 SS idles fairly well with the stock tables and only needed a few adjustments. Wideband and Narrowband methods. ) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!. Request Support Well trained and knowledgeable on our products and technology. It was running rough at idle and weak at WOT. This is because balance rates are checked at idle and low fuel temps and pressures. 2) You can get 2 but it’s overkill. In Part 1 of this series we looked at factory Holden and HSV tunes for the LS1 V8. HP Tuners MPVI2 will allow you to tune and modify engine and transmission tables, including fuel, ignition, idle and more as well as change vehicle parameters such as speed limitters, fan settings, transmission types and more!. comfor more information. Topics covered in this HPTuners tuning guide for Ford include Manufacturer: LaSota Racing Technologies. The shading produces a checkerboard pattern that highlights the zone. It was running rough at idle and weak at WOT. In the TEST 3 section of this article, I'll show how you'll use a base Hz reading at idle from the MAF sensor that will help you to confirm that the MAF sensor is bad or not. Daily drivabilty is what's at stake here, and that's a very subjective manner. Enginebasics is the wiki or wikipedia of car part, repair, how to and tuning information. Not sure if last shop. A low load knock is by far the hardest for an untrained ear to hear, it will to the normal person sound like a valve train rattle, it will most notably be present during decel, keep this in mind if you think you have a valve train issue as it could very well be over advanced idle spark or low load spark knock you can verify by pulling the spout. My solution was to glue a shim (circled in red) to up the voltage slightly. I am not sure if others are seeing the same fuel pressures as I am, but at idle I see 38 psi and then at 0 psi of boost it jumps to 41 psi fuel pressure and then 1 psi of additional fuel pressure for every lb of boost thereafter. It is perfectly normal for idle speed to vary as you change the idle mixture screw adjustment. When the feedback from the HO2 sensors shows a deviation, the PCM adjusts the amount of fuel the injectors deliver, in an effort to hit the stoichiometric goal. Learn what does P2106 Dodge Throttle Actuator Control System - Forced Limited Power means, location and how to repair?. So the new thing here, is I colored the data samples according to their corresponding MAP value. org, is the worlds largest automotive enthusiast group exclusively geared towards the General Motors GM J-car platform including the Chevrolet Cavalier, Pontiac Sunfire, Pontiac Sunbird, Pontiac J 2000, Oldsmobile Firenza, Buick SkyHawk and Cadillac Cimarron. Idle Spark Table(s) 5. HPTuners Tuning. After we cleaned up all the nails that Brett spilled in our last video… we got our hands dirty to see what this Dynojet 224xLC could do. This calculator is intended to help people generate a reasonably close idle pulsewidth value for DIY fuel injection systems. This includes idle control, fuel trims, and transmission adapts. com > 09 UP CTS-V PERFORMANCE > Tuning. When it does this, putting it in Drive causes it to shudder as if it's going to stall,…. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. HP Tuners is one of the most powerful tuning platforms available for GM vehicles. This guide leaves nothing out and is the most comprehensive manual LaSota Racing has ever produced. Under Idle RPM is a button titled Target Idle Speed. Here is an article written by JDP Motorsports that breaks down their reasons for choosing HP Tuners. Idle The PCM has a number of parameters that influence the idle behavior of the engine. It comes with: MPVI2 Pro Feature Set (learn more here) Pro Link (learn more here) NOTE for Pro Link: First products shipped in First Quarter 2019 will have heatshrink protecting the board. This guide is specifically developed for users of the HPTuners VCM Suite. Idle BasicsAll carburetors come with a simple yet efficient idle circuit. So doing some idle tuning and the motor seems to be running fine, no rough idle, and idle in drive is OK. after that or if i let it sit and. On the other hand, my friend's cam-only '00 A4 WS6 needed a little more tweaking. Repair Information for P2106 Dodge code. I'd like to thank Solomon for the excellent work on my '93 Z28. I am posting this so maybe it can help someone with a similar issue. This torque reserve is critical to maintain good idle control. When the engine seems to rev up on its own while you are at a standstill, you may wonder if it's a sign of trouble that needs the attention of a mechanic. Free Shipping. Daily drivabilty is what's at stake here, and that's a very subjective manner. C5 Corvette: How to Replace Throttle Position Sensor. 0, though it may work with other browsers. welcome to another one of our webinars where today we're going to be talking about idle tuning in GM vehicles using the HP Tuners software. Idle and Stalling Problem Solved! For at least 4 years I've had idle and stalling issues that everyone who knows me knows about and has probably seen at least once. 7 being the industry standard stoich AFR value, we typically like to see these conditions run slightly richer. 5 MB) Release Date: March 1, 2019 Registration: $0 USD (Free!) - Donate • Download Latest TunerPro RT. When setting up the ignition timing map on an ecu, its best to check for MBT timing at speeds just above idle. Dodge Beginners course using HP Tuners VCM Suite for Dodge/Ram Hemi engines 5. GM Vehicles HPTuners Format Spark Advance 1. com, and it's moderators/staff are not responsible for anything that is traded, sold, stolen, not payed for, or anything else that happens in this section. Closed Loop Idle Fueling. used this procedure on some huge cammed cars and it worked. It will then prompt you to enter your 35 digit Application key which we will email you. Hi Guys, I am far from a tuner however would like to know if a car has had 1000CC injectors installed, no other mods and a stock tune, what parameters would need to be changed for the car to be able to drive to a tuner?. It comes with: MPVI2 Pro Feature Set (learn more here) Pro Link (learn more here) NOTE for Pro Link: First products shipped in First Quarter 2019 will have heatshrink protecting the board. If you experienced the second result, you probably have too much Base Running Airflow added (Airflow Final Minimum table). (Equation 7) So, by using a reasonable estimated BSFC and a reasonable best-power air to fuel ratio, you can use Equation 7 to estimate the airflow required for a given amount of horsepower, and with Equation 3, you can calculate the airflow of your engine at a given RPM if it was operating at 100% VE. Manifold vacuum is an effect of a piston 's movement on the induction stroke and the choked flow through a throttle in the intake manifold of an engine. This is a discussion on a tuning guide i found based on hptuners within the Computer & Tuning forums, part of the LSx Technical Help Section category; PCM Tuning Process Flow 1. Learn what does P2106 Dodge Throttle Actuator Control System - Forced Limited Power means, location and how to repair?. 045"), which causes it to act as a diaphram. HP Tuners offers tuning solutions that are ideal for the weekend warrior and. It will pull up all of the tables that are similar in format for you to view the differences. And if you enjoy working on the car, there are a few things you need to understand before setting its timing, including the importance of setting the dwell. If you are having idle issue you may need to reset your Idle Air Control (IAC) and. It follows a typical path from the float bowl through the main jet, into what is called the idle well, which is a small. Idle Air Control Valve (IAC) The IAC valve GM uses for most of their engines is a stepper motor actuated valve. Release throttle to idle position once CKP fuel cut off is activated and engine starts to decelerate. HP Tuners How-To's Guys, here is the procedure I have been following when idle tuning an LS2 car with cam or whatever upgrades that warrant having to fix the idle. Open HPTuners scanner and hit the space bar. Description *LEVEL 1 GM COURSE IS A PREREQUISITE*. * indicates required. Use your aftermarket tuner to disable MDS. Larger initial advance numbers produce a slightly more fuel efficient idle, but may make the idle unstable and result in higher emissions (this is why most engines use the no vacuum advance at idle). Subscribe to our email list to receive the latest on tire-shredding SCT products, vehicle applications, events, and more. *FREE* shipping on qualifying offers. Idle Tuning To set idle speed go to VCM Editor>Edit>Engine>Idle>Idle RPM>Target Idle RPM vs. Requirements. GM 4L80E technical information The 4L80E transmission is a four speed automatic with torque converter clutch. I have done vac check comp. 1 HPTUNERS SCANNER STARTUP GUIDE Open up your editor & just scroll through your top tool bar to look over all of the features offered. diagnosing misfires Misfire is a common driveability problem that may or may not be easy to diagnose, depending on the cause. Release throttle immediately once procedure is learned! Once the. A high idle in your car can cause you to worry. used this procedure on some huge cammed cars and it worked. I already have HPTUNERS and wide band O2 sensors. One area I am not changing until I learn more is the camshaft VVT settings, which control where the cam 'returns to' when not advanced, when and by what amount (in degrees) the cam advances, and what the min and max amounts of advance are. ok i have been trying to figure out why my car is surging on cold start up barely does it if it is warm outside. A larger 5. When you shift into gear and drive at a low mph we refer to this as being a LIGHT CRUISE. - Set idle adaptive spark control overspeed and underspeed tables and adaptive idle proportional and integral tables to stock. Gen III - Speed Density VE Table and MAF Tuning Instructions with a Wideband O2 Sensor Create by 69lt1bird - Jeff Anderson 1 These instructions are written for the beginner and intermediate user of HP Tuners. You use this to set you Idle RPMs. Any remote tuners out there using HPTuners yet? Old tuner says he can no longer tune my 2001 cobra with SCT software. help me tune out these misfire plz - HP Tuners. if i hit the gas and give it a little rev it drops down to 1500 rpms. this just started last night. Closed Loop Idle Fueling. I played around with a couple different thicknesses, but ended up using a piece of a CD case which raised the voltage ~0. Free Shipping. If you are having troubles idle tuning, this will fix the issues. LS1 Fuel Injector scaling for changing injectors. HP Tuners VCM Suite package sets the industry standard with lightning fast VCM/PCM reads and writes. permalink. 7 VVT using Hp tuners. I take ABSOLUTELY ZERO CREDIT for the length of material you're about to read, however I have made a few comments in-text that you can see which I will highlight in green. These can affect rev hang and cause hunting when a cam has been fitted. A low load knock is by far the hardest for an untrained ear to hear, it will to the normal person sound like a valve train rattle, it will most notably be present during decel, keep this in mind if you think you have a valve train issue as it could very well be over advanced idle spark or low load spark knock you can verify by pulling the spout. Idle STIT vs ECT (MPH Filt). Had some vibrations/mildly rough idle. ISC = Idle Speed Control I have the same problem with my idle dropping when the AC is turned on and it was the ISC. Hi Guys, I am far from a tuner however would like to know if a car has had 1000CC injectors installed, no other mods and a stock tune, what parameters would need to be changed for the car to be able to drive to a tuner?. I'm using HPTuners but they aren't very complete with Fords and especially the EcoBoost. So, keep that in mind while working on idle. HP tuners Cam Tuning. It isn't as accurate as a fuel injection system, it uses flow instead of mass to generate the pulsewidth. finally let the car idle for about 2-3 minutes and. Just got a text from the driver, he left DFW a few hours ago, said he should be here around 9:30 AM. welcome to another one of our webinars where today we're going to be talking about idle tuning in GM vehicles using the HP Tuners software. Devin Taylor I guess had the license to his 411 box so he was able to write to it. com > 09 UP CTS-V PERFORMANCE > Tuning. Professional Fuel Injector Pulsewidth Calculator This calculator will generate pulsewidth values for specific rpms, from idle to peak speeds. When an engine's computer can "hunt" or "surge" at cruising or idle speeds it is searching for program compliance, there is a problem elsewhere in the system. HP Tuners idle Chop Guide This is the first Video of my series on hptuners guides. I take ABSOLUTELY ZERO CREDIT for the length of material you're about to read, however I have made a few comments in-text that you can see which I will highlight in green. If the idle becomes unstable, try raising the idle timing advance if necessary. 7 being the industry standard stoich AFR value, we typically like to see these conditions run slightly richer. *FREE* shipping on qualifying offers. EMAIL PROGRAMMING – we send you a custom tune by email to flash into your ECU yourself (using your own licensed HPtuners, EFIlive, JET DST, etc) – same pricing with 20% discount and you don't need to remove the ECU. Going back to the manual ECU, idle returned to targeted values. We have noticed on the 2018 F150 2. In one, air temperature varies from 172F to 130F while in the other it's only 70F the whole time. Starlite Diesel offers you the HP Tuners VCM Suite, the only custom tuning tool you'll ever need for your newer GM, Ford and Dodge diesel truck. HP Tuners offers tuning solutions that are ideal for the weekend warrior and. On the right side you get a little color scale of which color gets used for what MAP value. Yea that's what I thought when I saw this secret swich on the fly hptuners option. ECT table and change cell values to desired idle RPM. Sounds pretty cool! I'll leave it installed until I get tired of it. Tuning À la carte General discussion of custom tuning issues and for those who tune their own vehicle. So my plan was to use HPTuners to flash my ECM to that LY6 program/OS so that the fast idle option could be enabled by my BCM after the proper edits, then adjust the tables in the 6. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may be slightly different depending on the model. Too much initial advance can also make. Re: Can HP Tuners tune out EVAP system? Even if it is a leak and you fix it you may still idle wierd.