Hptuners Dfco Tuning

i do have some gas about 2 gal in it yet but i put 65# ifr. 2016 OVTune Tacoma 3. Disabling It is safe for the engine and makes the car work more like an old carburetor. You may have to register before you can post: click the register link above to proceed. HP Tuners is an ECU tuning device. In the data log I posted, the AFR went to 11. I get some weird drivability issues when I upshift without rev match enabled. slowly figuring things out. 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. and it says extremely lean and would not hardly run. Hp tuners is a great tool and there is a ton of information on the web to disect. com Cadillac CTS-V Forum at CTSVOwners. It is a must have tool for tuning. If DFCO activates/stays activated in neutral then it very may well be in the tune that way. Speed Density Tuning using Wideband O2 Input by William Henn, 'foff667' Speed Density Tuning using Wideband O2 Input. -1999 Hugger Orange SS, LS2 402 T56, 9 inch Ford 3. My daily driver truck, is tuned via HPTuners. obd1 tuner program description The OBD1 Tuner program is a general purpose ECM calibration editor that allows you to make a wide variety of calibration changes to your vehicle's OBD1 ECM/PCM from an "easy-to-use" Windows arrangement. Tuning Software - HP Tuners (Full Throttle V6 recommended!), DHP, etc. I guess it's just a difference in all the items combined in the tune. I assumed this was done to save fuel but in further reading, I have found that this is only somewhat of a fuel economy feature. accelerate slowly and if you need to slow down get off the. Is it really a problem for it to hit 11. Practical Reflash Tuning. A list of terms would be very useful there. I don't want to give up on ve tuning yet because I have alot of time and gas stuck into it so far. Heck I have cars that make over 800hp running around with all the monitors set green. 4 (during DFCO). I poked around in the file and switched it to manual, by I still as you said need to kill the TM, there is the DFCO and I think I can pin the clutch pedal switch into the ecm so it knows its depressed, but as far as I can tell there is nothing missing from this tune comparing it to a corvette of the same E38 type ecm. 8) There are some mistakes in the stock tuning. You may have to register before you can post: click the register link above to proceed. Also disable DFCO so that your datalogging is not influenced incorrectly with cells showing totally lean readings. Huge thanks to everyone who has helped me with VE and MAF tuning when I didnt know any better. I'm sure HP Tuners give you the controls you need to fix it (I know EFILive does, even without delving into custom operating systems (although that sounds fun, too!)). if it is coming on and off you need to change your decel below load to a value closer to 0 vaccum or lower the fuel off above rpm. bin Files ↳ R&D Saab Diesel ↳ Trionic 5 ↳ T5 Stock. DFCO OFF (Video & Poll) Tuning / Diagnostics -- engine and transmission DFCO ON vs. obd1 tuner program description The OBD1 Tuner program is a general purpose ECM calibration editor that allows you to make a wide variety of calibration changes to your vehicle's OBD1 ECM/PCM from an "easy-to-use" Windows arrangement. Anyone tried tuning using HP tuners? So my tuner uses HP tuners for tuning which is perfectly fine with me, we've done a base time since I did a cat delete in which we already adjusted the AFRs and there was defiantly an increase. Before my tune i was getting around 19L around town and 12L on freeway. MAF IS NO LONGER ALIVE car runs full OPEN LOOP TUNE when the MAF was alive the tune was spot on with a stock maf table VE tuning has always worked this way when unpluging MAF even when the car was In CLOSED LOOP Tune Have Tryed Many tables in tiny tuner DHP HP tuners to correct this issue sure im just missing something stupid. I've been thinking about how this functions on our Sonic since this thread, I think my earlier assumptions were wrong so let's discuss. These same settings should be used whether you are maf tuning or ve tuning. the car does not backfire unless its moving and the gear is in Neutral after pressing and releasing gas pedal. While time spent braking and the small amount of fuel sucked in through a closed carb on decell into a corner is small, it all adds up. 6 ↳ R&D ↳ Saab Diesel ↳ Diesel Stock. In particular, it deals with the L76 motor as fitted to the VZ Holden range, though can be used for the L98 as fitted the VE Holden range and possibly to all other E38 ECM based vehicles. You can also adjust the data set itself if you want to leave the axis labels alone. Hp tuners repository is down and I would like to take a look at the tuning capabilities I have for the truck I am picking up wednesday. on a side note as well you had made a lot of mention of switching fuels and trying different stuff but its not that easy. EGR, Air Pump, COT Enable/Disable and controls. You can buy a very good one from ebay seller "spareecm" for $89. C6 Scan & Tune - Onboard Diagnostics, Service Advice, Dyno Tuning, and Fuel Management for the Corvette C6 Scan & Tune - Page 12 - CorvetteForum - Chevrolet Corvette Forum Discussion Log In. Those sounds you hear are the sounds fuel igniting on the exhaust side of things. On that topic perhaps varying degrees of prefilled zf tune that can be used at ones own risk. if it is coming on and off you need to change your decel below load to a value closer to 0 vaccum or lower the fuel off above rpm. HP Tuners is an ECU tuning device. Problems I have experienced are: running very rich, poor idle, hunting IAC, lack of DFCO. cadillac cts v tuners, cadillac cts v tuning, cadillac ctsv tunes, cts v tune. I know DFCO/CFCO are enabled from the factory, so i tried to disable fuel cut in HP Tuners VCM editor. Do you need a good tune, but cannot afford the down-time of mailing your PCM to me? Do you not have any interest in long-term tuning where you would need to buy your own equipment and tuning software? I can loan you one of my tuning kits to allow me to fine-tune your PCM to match your individual setup, without you needing to send me your PCM. If you follow the order in the book, you are to disable PE by setting all power enrich enable tps cells to 100% for both hot and cold. [Archive] Page 2 HP Tuners To EFI Live Tuning [Archive] - Page 2 - Cadillac CTS-V Forum at CTSVOwners. edit: also disabled DFCO and CFCO, but I'm thinking about re-enabling CFCO. Note to aid testing a wideband Lambda sensor, may be connected directly to the ECU using normally unused pins The exhaust gas temperature (EGT temp) may also be monitored as a tuning aid. 8) There are some mistakes in the stock tuning. HPTuners trying to reset fuel trims. Swingtan's L76 / E38 VVE Dial in Guide This guide will help with correcting the VVE table in E38 based vehicles when using EFILive. HPtuner tuning with LTFT and STFT??? This is a discussion on HPtuner tuning with LTFT and STFT??? within the Computer & Tuning forums, part of the LSx Technical Help Section category; Been using LTFT's for dialing in the VE tables and have had great results so far. Its been my finding that even outside of this 1300-1800 window, while scanning the car with the HP Tuners VCM scanner, i can see the injectors shut off, ign timing advance goes negative and the 02 sensor drops to 0 Mv (DFCO active) anytime i let off and coast in gear for more than 3 seconds. You can add the long term knock, short term knock acronyms, etc. RPM: When DFCO is exited airflow is ramped to the target DFCO Exit value at this rate. DFCO changes and affects. Start your General Tuning Discussions here. A lot of tuners when utilizing AUTOVE for SD Tuning, disable DFCO. Re: Not the normal OMG p0300 thread As a side note: I just got off the phone with an Isuzu customer care specialist (lol). The "meat and potatoes" of street/driveability tuning (in other words, all the tuning that is outside of WOT/PE tuning on the dyno) is correcting the fuel delivery. I know DFCO/CFCO are enabled from the factory, so i tried to disable fuel cut in HP Tuners VCM editor. [Archive] Page 3 HP Tuners To EFI Live Tuning [Archive] - Page 3 - Cadillac CTS-V Forum at CTSVOwners. This fixed the problem and Off to On transitions are now smooth. Computer & Tuning. Deceleration Fuel Cutoff (DFCO) DFCO Enable RPM: Above this RPM, DFCO can be enabled. com > 09 UP CTS-V PERFORMANCE > Tuning. Re: What is DFCO???? Originally Posted by striker so what your saying is when the engine goes into dfco its actually cutting off the injectors totally? wow i never realized that the engine isnt running at that point but rather is just rotating due to being in gear? is that a correct assumption?. 07 instead of 1. Lastly using my wideband it appears I am not going into Dynamic fuel cut off and I cant understand why by looking at the software. Using DHP you know it can take forever to do the first readand as far as real time, HISTOGRAMS will make your life easy on tuning. So simply put, LAMFAWKR is knock recognition based enrichment. DFCO then In-Gear table you can change this Thanks for your replay yes it is stock. HP Tuners RTT™ is an excellent way to tune selected vehicle parameters in real time, without the high cost and inconvenience of dedicated hardware solutions. Ignition Timing for Modified Engines An often neglected but important area when tuning an engine is the ignition system. The fuel cut off is what lends itself to engine. You still have tq management on your car? Why? I'm pretty sure it's unrelated, not having seen your tune/logs myself. Question on Hp tuners DFCO/CFCO. Tuning Interest in non-LT1s. 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. Essentially the DFCO tables control decel fuel cut off. DFCO Enable Max Load: Above this Load value, DFCO will be disabled. HP Tuners - Enabled COT and DFCO now have P0171: System too Lean (Bank 1) Jump to Latest Follow 1 - 11 of 11 Posts. limp mode fix. 90 gears, Tuned with HP Tuners-2002 Cavalier, Tuned with HP Tuners-1994 Full Size Blazer ,383 TBI 4L60E, 4. 6 rockers, 3. Looking at the DFCO tables,. 7 while coasting, foot off the gas on the highway. I've been tuning my LS1 PCM for 3 years with HP Tuners and have never heard of load being calculated with the VSS. HP Tuners is an ECU tuning device. The only difference is whether the maf is enabled or disabled. @loginfailed @JustDSM @Hacktacular 1. first log, i let it warm up, reset trims and start. Heck I have cars that make over 800hp running around with all the monitors set green. the car does not backfire unless its moving and the gear is in Neutral after pressing and releasing gas pedal. It allows you to connect to the ECU through the OBD diagnostic port underneath your steering wheel and edit the values and tables inside your ECU (also more commonly called a VCM by the HPT crew), and basically tune your car to the mods that you have. You may have to register before you can post: click the register link above to proceed. Tuning Interest in non-LT1s. I was wondering if anyone can send me a stock or modified tune for a 2008 or similar 3. HPTuners trying to reset fuel trims. Affects "engine braking," as fuel is cutoff and a reduced amount of spark advance is used (spark retard) to. Looking at the DFCO tables,. EGR, Air Pump, COT Enable/Disable and controls. All Custom tuning will be 18% off listed price. If you want flames you will need to disable DFCO. These parameters control the desired idle RPM and the behavior of the Idle Air Control (IAC) motor or Electronic Throttle Control (ETC) during idle conditions. This is a discussion on DFCO changes and affects within the Computer & Tuning forums, part of the LSx Technical Help Section category; Now that I've had some drive time and fuel mileage figures I thought I'd share. It's a simple backlit dot matrix display, a meager 8MB of storage capacity, and a bulky feel to it. accelerate slowly and if you need to slow down get off the. bin Files ↳ Diesel Modded. PCM Diagnostics & Tuning - PCM tuning and diagnostics for GM LS1, LS2, LS3, LS6, and LS7 V8 engines discussion, how-to guides, and technical help. They aren't crucial, but they can be nice to have for the sake of driveability. C6 Scan & Tune - Onboard Diagnostics, Service Advice, Dyno Tuning, and Fuel Management for the Corvette C6 Scan & Tune - Page 12 - CorvetteForum - Chevrolet Corvette Forum Discussion Log In. When are you going to get it out for road test? I'm very interested in this ecm swap but don't understand all the programming and tuning stuff. Then I went and disabled all the things he suggested in the tutorial, Fail the MAF, disable STFT and LTFT(but I didnt see a LTFT on my tune so I just did STFT), disable DFCO, Disable COT, eq ratio to 1, hight octane to the low octane, set Pe to na build. If you don't mindPM me and tell me more. My gas mileage is also horrible but im figuring that is a combination of untuned ve/maf and apparent lack of DFCO. [Archive] Page 2 HP Tuners To EFI Live Tuning [Archive] - Page 2 - Cadillac CTS-V Forum at CTSVOwners. A basic zf tuning manual highlighting which shift tables need to be changed to increase pressure and shift speed/points for paying customers. 6 ↳ R&D ↳ Saab Diesel ↳ Diesel Stock. I've been tuning my LS1 PCM for 3 years with HP Tuners and have never heard of load being calculated with the VSS. could it be it e70 now and. While logging, I turned the DFCO off and stayed out of open loop so the data would be precise. made my first adjustments today. I am a complete noob when it comes to computer controlled vehicle tuning and I just received HP tuners with my twin turbo 2006 when I bought it recently. Anybody have any tips for getting a base tune close before it goes in? This will be a stock 2001 5. The purpose of this sticky is to explain the "Advanced Search" function because it is much more powerful and is the best choice when researching information. Vince Geglia with Trifecta can open the stock Atom ECU and set it so you can use HP Tuners. If you find that it's slowing the car too quickly when just driving around, then you have set your DFCO enable parameters two aggressively and it's activating too early. I guess it's just a difference in all the items combined in the tune. I read through your posts and this looks promising. engine building and tuning is a science with infinite variables that affect the outcome. You may choose an icon for your message from the following list:. The cam is a monster at 246/254 on a 111+2, previously had a 22x/24x cam and wanted more. HP Tuners is an ECU tuning device. Second: A zone can only curve in one direction, concave or convex. PCM Diagnostics & Tuning - HP Tuners - Video Guides - I am making this thread to consolidate my growing YouTube presence and to make the videos easier to find and reference. It would be better to get a '02 PCM. 5 lb/hr for injectors. Help Needed with stft Bank 1 Wandering off and overall tune. The J-Body Organization, j-body. I'm trying to tune my car for some better mpgs because I've been averaging about 10mpg lately with mixed hwy and city driving. Also has a 75mm TB,which I don't believe is stock. RPM Limit Launch RPM: Above this RPM, injector fuel cut will occur. HP Tuners - Enabled COT and DFCO now have P0171: System too Lean (Bank 1) Jump to Latest Follow 1 - 11 of 11 Posts. could it be it e70 now and. You can also adjust the data set itself if you want to leave the axis labels alone. a tuning guide i found based on hptuners. 9 AFR in DCFO mode and the hp tuners sees that as being different from the commanded 14. if my gauge says 12. Pulsar Supports JT Gladiator and JL Wrangler® Tuning, Calibration, and More!. all fuels require different tuning. Then I went and disabled all the things he suggested in the tutorial, Fail the MAF, disable STFT and LTFT(but I didnt see a LTFT on my tune so I just did STFT), disable DFCO, Disable COT, eq ratio to 1, hight octane to the low octane, set Pe to na build. I get a "backfiring" sound at these times. 7L Colorado? Hp tuners repository is down and I would like to take a look at the tuning capabilities I have for the truck I am picking up wednesday. If you run out of injector pulse width then go back and up the base, then correct all the cells. Hopefully you’ve already worked out your idle & set your ifr table. Tuned camaro ss spitting flames cats deleted Camaro backfire tuned by hptuners DFCO off - 30 spark Ihab Hsn. Page 63-General 6th gen Camaro topics not covered by other subforums. my question is what am i hurting or losing by turning it off or down just to get rid of most of the popping? the popping is driving me crazy and yes i know i cant get rid of it completely, ill always have some. Making DFCO function properly is the key. If tuning is just about WOT, then yes, its not worth the $1000 price tag. I guess it's just a difference in all the items combined in the tune. GM > Engine > Fuel Control > Fuel Cutoff, DFCO. It won't help the Catalytic converters and they will lose efficiency quickerand need to be removed/replaced sooner. com Cadillac CTS-V Forum at CTSVOwners. HP Tuners is a great tool for the advanced gear head looking to make the best of their combination or find every last bit of power. obd1 tuner program description The OBD1 Tuner program is a general purpose ECM calibration editor that allows you to make a wide variety of calibration changes to your vehicle's OBD1 ECM/PCM from an "easy-to-use" Windows arrangement. DFCO - Deceleration fuel cutoff, CFCO - Clutch fuel cutoff The PCM cuts fuel delivery during coastdown events to save fuel. When I installed my cam I never entered it except after hard deceleration because my MAP was so high. Get help with a tuning job and opinions on tuning strategies from experienced tuners from around the world. DFCO OFF (Video & Poll) - Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5. 9 AFR in DCFO mode and the hp tuners sees that as being different from the commanded 14. It ran like shit, so I immediately purchased HP Tuners and a wideband and started tuning myself. This will limit your ability to do a burnout or to launch with maximum torque if you're into drag racing. i got rid of about 90 percent of my low speed bucking when i closed my spark plug gap to. And the fact that you aren't running down the freeway at 1/2-3/4 throttle anymore is not oly good for mpg's, but also priceless. I attempted to change the settings with LM Programmer but nothing seems to stick. 35 and ran super smooth with no bucking but lack some of. If you have him enable tow-haul but don't want to swap shifters all you need is a momentary button to ground the wire. Hey first post here. There are tonnes of supportive forums out there that can provide insight. If you run out of injector pulse width then go back and up the base, then correct all the cells. 624 lift,231/239 duration on 113 lsa. It's better if you take your car to an auto tech, if not try the following: Check all suspension components Boost. Normal prices are 275. Swingtan's L76 / E38 VVE Dial in Guide This guide will help with correcting the VVE table in E38 based vehicles when using EFILive. I don't want much, just a little performance and better gas milage. 8) There are some mistakes in the stock tuning. It was different tuning for injector open time values rather then just imputing injector data and using a VE table, but their new models support that type of tuning This model only has 4 ignition and injector outputs so it is running on batch fire rather then sequential but it's doing the job fine, it has input and outputs to control fuel pumps. Post 1780817 - Chevy Impala SS forums dedicated to all Impalas including the new 2011 Chevrolet Impala SS. Re: O2 MV reading high- poor MPG Also, when deep into dfco mv goes to 2 like it should. Arrow PCM vs hp tuners etc. PCM Diagnostics & Tuning - Page 15 - LS1TECH - Camaro and Firebird Forum Discussion. I also found some tables for adjusting DFCO. 0 is Now Available! - Part 2 Online Credit Card ordering and Instant Application Key's Since the very first release of VCM Suite we have been listening to feedback from our customers and tunershops on all aspects of using our products and interfacing with HP Tuners from a business perspective. Normal prices are 275. com Cadillac CTS-V Forum at CTSVOwners. But with this Im stuck running a tune meant for a auto, through the correct wiring by current performance and tuning selection by hptuners the speedo works and reads correctly off the t56 vss however the problem is that the ecu itself reads that Im in gear and Im going 158mph at all times because it wants a tcm vss. i went as low as. The best online source for Performance Truck discussion. File Connect -This will ping the vehicle you've connected your cable to to attempt to. I know DFCO/CFCO are enabled from the factory, so i tried to disable fuel cut in HP Tuners VCM editor. Here are ones I did not add. When are you going to get it out for road test? I'm very interested in this ecm swap but don't understand all the programming and tuning stuff. Basic Parameters List Engine. You may choose an icon for your message from the following list:. Its been my finding that even outside of this 1300-1800 window, while scanning the car with the HP Tuners VCM scanner, i can see the injectors shut off, ign timing advance goes negative and the 02 sensor drops to 0 Mv (DFCO active) anytime i let off and coast in gear for more than 3 seconds. Should I just leave it like this and do the conversions myself while tuning?. The thing to remember here is that the torque system only provides some input to the main control system, it's not the end of the line. Internal | cam | heads | rockers | rebuilds | swaps | Today's Posts; Member List; Calendar; Forum; Camaro v6 Engine Tech; 4th Gen V6 engine. While tuning closed loop / part throttle, it's common to turn off DFCO. com You are browsing camaro5. Get help with a tuning job and opinions on tuning strategies from experienced tuners from around the world. It may have been some time in the past, but you are not forgotten. My gas mileage is also horrible but im figuring that is a combination of untuned ve/maf and apparent lack of DFCO. com Cadillac CTS-V Forum at CTSVOwners. You may choose an icon for your message from the following list:. This write-up is written so some of the people with only basic tuning equipment (HPT standard and no wideband) can benefit. 50 For supercharged and or Nitrous applications add 100. But with this Im stuck running a tune meant for a auto, through the correct wiring by current performance and tuning selection by hptuners the speedo works and reads correctly off the t56 vss however the problem is that the ecu itself reads that Im in gear and Im going 158mph at all times because it wants a tcm vss. i have a vy ss ute and i bought hptuners which is a pcm tuning tool. Looking at the DFCO tables,. 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. C5 Scan & Tune - Corvette Onboard Diagnostics, Service Advice, Dyno Tuning, Fuel Management, Tuning Software, LS1 Edit, AutoTap, Diablo C5 Scan & Tune - Page 10 - CorvetteForum - Chevrolet Corvette Forum Discussion. Originally, I was hearing that the transmission tuning on the 9th gens was a lot better, but I've been hearing more and more complaints about the transmission in the 9th gens lately - it almost seems like the tuning got worse instead of better!. 5L Manual Transmission / Engine ECU Reflash. Obviously different cars like DSMs can be tuned in 30mins, but something with literally hundreds of parameters to edit and more things that are being controlled can certainly put a damper on any changes you want to make. com > 09 UP CTS-V PERFORMANCE > Tuning. 8) on their WOT tuning. The quadratic VE system is quite complicated, and there's threads on it every other week on the HPTuners forum for example, though the N/A cars do not suffer even close as bad as the Ecoboosts do Its basically do you want your STFT to be correct or do you want your targeted AFR be correct in this scenario. So set the boundaries to the points where the curve changes. The best part is not having to wait until 3500 RPM to feel power, I get it right off at any RPM. 0 for 2/10 of a second? I'm not arguing, I'm legitimately asking because I don't know. After tuning is complete, the final tune can be written to the PCM and stored permanently using regular editor processes. While logging, I turned the DFCO off and stayed out of open loop so the data would be precise. Disabling dfco (eg set the delay time to several minutes), setting deaccel timing to 0 degrees and disabling closed loop O2 sensor at all loads above x rpm will make for some extremely loud cat destroying backfires. GM Gen IV Calibration Scaling By Dave Steck u v Ç } o Z À v U 'D [ ð ì U ï ô U v ò ó W D ] v ] v À Z ] o o ] u ] } u Æ ] u µ u flow rate of 63. If you're just leaning it out, there shouldnt be a huge power loss, but it could run hotter and longevity could ultimately be affected. RPM Limits The VCM has a number of RPM limits that disable fuel if exceeded. Swingtan’s L76 / E38 VVE Dial in Guide This guide will help with correcting the VVE table in E38 based vehicles when using EFILive. The OBDII guys won't know what they're missing in real time tuning. my question is what am i hurting or losing by turning it off or down just to get rid of most of the popping? the popping is driving me crazy and yes i know i cant get rid of it completely, ill always have some. I showed the tables that control DFCO in HP Tuners. thats why the HPtuners software is out No. Otherwise its just an arbitrary number in the map to get a desired afr. I'm looking for as much info as I can get on tuning your own cam in a 2010 Camaro. HP Tuners currently supports 2005-2010 Mustang, and 2004-2009 F150 (along with a handful of Australian Ford models). That all being said though, I know a few guys that can do amazing things with hp tuners. on a side note as well you had made a lot of mention of switching fuels and trying different stuff but its not that easy. 1 HPTUNERS SCANNER STARTUP GUIDE Open up your editor & just scroll through your top tool bar to look over all of the features offered. Tuning Software - HP Tuners (Full Throttle V6 recommended!), DHP, etc. You may have to register before you can post: click the register link above to proceed. If not, I guess I'll have to break down and buy HPTuners soon!! Situation: My commanded AFR has always been a steady 14. RPM: When DFCO is exited airflow is ramped to the target DFCO Exit value at this rate. GM Gen IV Calibration Scaling By Dave Steck u v Ç } o Z À v U 'D [ ð ì U ï ô U v ò ó W D ] v ] v À Z ] o o ] u ] } u Æ ] u µ u flow rate of 63. If DFCO activates/stays activated in neutral then it very may well be in the tune that way. Using Hp tuners scanner and tuning software, I disabled my maf, disabled the dfco, and copied my high octane spark table to the low octane table and scanned my car making adjustments to the ve table as the long term and short term table dictated. Another not only cool, but also very useful part of Tableau is the ability to select groups of points, for either inclusion or exclusion. Are you interested in tuning for a GM vehicle not on my order form? Please give me your vehicle's year, engine, and transmission, and if you have it, the service # on the PCM, and I will let you know if I can tune it for you. 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. Dynos are a great way to verify power changes due to tuning. If not start there & come back to this when that’s finished. DFCO - Deceleration fuel cutoff, CFCO - Clutch fuel cutoff The PCM cuts fuel delivery during coastdown events to save fuel. I do know that GM was using it in OBD1 as my 1991 Saturn OBD1 pcm has DFCO and is a standard GM PCM from the time. accelerate slowly and if you need to slow down get off the. This is Deceleration Fuel Cut Off. I see a lot of data logs from folks with AFRs much richer than that (10. NOTE: This is ONE approach to calibrating the MAF. In open loop the fuel trim data sticks to one value and it doesn't make sense and it skews the numbers. been reading up on your posts on hptuners board as well. The fuel cut off is what lends itself to engine. C6 Scan & Tune - Onboard Diagnostics, Service Advice, Dyno Tuning, and Fuel Management for the Corvette C6 Scan & Tune - Page 12 - CorvetteForum - Chevrolet Corvette Forum Discussion Log In. Dodge Neon SRT4 exhaust backfire tuning - Duration: 5:49. com is a domain located in Scottsdale, US that includes lt1pcmtuning and has a. DFCO is definately worth tinkering. i just want LESS of it. To solve this issue, open up the Engine section, and then go to Fuel, and then Cutoff, DFCO in the calibration file. I don't want much, just a little performance and better gas milage. This is a list of discussions in the Computer & Tuning forums at the LS1. This is Deceleration Fuel Cut Off. I was wondering if anyone can send me a stock or modified tune for a 2008 or similar 3. When are you going to get it out for road test? I'm very interested in this ecm swap but don't understand all the programming and tuning stuff. The brake torque limit table restricts the engine torque while the brake is pressed. 0 is Now Available! - Part 2 Online Credit Card ordering and Instant Application Key's Since the very first release of VCM Suite we have been listening to feedback from our customers and tunershops on all aspects of using our products and interfacing with HP Tuners from a business perspective. 8) There are some mistakes in the stock tuning. Did some tinkering in HPtuners with the DFCO and she has a nice pop and gurgle decelerating and revving now. The histogram and wide-band say its about 10-20% lean but when I use light throttle to keep it running it swings to 10-20% rich. Re: Not the normal OMG p0300 thread As a side note: I just got off the phone with an Isuzu customer care specialist (lol). On my 2006 LE5 using E38 ECM and HPTuners, under trans > General I have this option to switch a manual trans mode. Tips for tip in and dfco tuning?. Tuning Software - HP Tuners (Full Throttle V6 recommended!), DHP, etc. Also check your DFCO settings in your tune, make sure the kPa enable isn't too low, possible its pulling fuel too much after letting off leaving you really lean. RPM Limit Launch RPM: Above this RPM, injector fuel cut will occur. 07 instead of 1. This video will define a ton of High Performance Tuning Terms. C5 Scan & Tune - Corvette Onboard Diagnostics, Service Advice, Dyno Tuning, Fuel Management, Tuning Software, LS1 Edit, AutoTap, Diablo C5 Scan & Tune - Page 10 - CorvetteForum - Chevrolet Corvette Forum Discussion. Re: Not the normal OMG p0300 thread As a side note: I just got off the phone with an Isuzu customer care specialist (lol). The J-Body Organization, j-body. GM > Engine > Idle > Idle Airflow. Page 63-General 6th gen Camaro topics not covered by other subforums. When you coast down a hill, you engine actually cuts fuel. This device does not come with any canned or custom tunes. I can see in the dfco tab there's ct delay extended. It would be better to get a '02 PCM. Idle Control and DFCO are completely torque based; Air, Fuel and Spark. Upgrading to Gen III LS-Series PCM: Sensors and Inputs Guide includes instructional photos, checklists, and step-by-step instructions on upgrading to the GM Gen III LS-Series PCM, ECM, Electronics, and POWERTRAIN CONTROL SYSTEMS. I want to learn and if I get in over my head I will seek professional assistance but before I do I would like to know what I am starting with and get a better understanding of it. my question is what am i hurting or losing by turning it off or down just to get rid of most of the popping? the popping is driving me crazy and yes i know i cant get rid of it completely, ill always have some. You may have to register before you can post: click the register link above to proceed. Under normal conditions the computer leans out the a/f mixture when you let off the gas which can skew the numbers you gather for tuning your VE table. i believe i did everything i need to do to tune ve. 58 and I can't figure out why. I haven't done any acceleration tests yet because the changes I've made would only be good for insignificant gains, a tenth of a second at best. Re: Manual L67 tuning advice/help by VX L67 Getrag » Sun Apr 20, 2014 9:39 am Sounds Like you have it going in the right direction with the mods you have, good work so far & Yeah DFCO can be a bit difficult & time consuming, with the IAC try & get it to around 20 steps when at normal operating mode (obviously at idle closed throttle) & then. If you don't mindPM me and tell me more. When I get the car tuned, I will have to have the tuner turn on the flex fuel monitoring option. Here are ones I did not add. If you had a chance to work with something like HP Tuners, you will find many tables just for the VE table and modifiers for it. Hell, one of my trucks doesn't even use the MAF anymore, so you can turn that off to if you'd like to tune for speed density. This is often called the "411 PCM". HP Tuners tune question Got my camaro tuned after a cam install and my tuner tuned out the burbles/pops from the camaro, asked for it to be put back and he tried editing tables to put them back and the pops and burbles are still non existent, tried several times. , that only affect the efficiency of the spark, but the. Originally, I was hearing that the transmission tuning on the 9th gens was a lot better, but I've been hearing more and more complaints about the transmission in the 9th gens lately - it almost seems like the tuning got worse instead of better!. Do you need a good tune, but cannot afford the down-time of mailing your PCM to me? Do you not have any interest in long-term tuning where you would need to buy your own equipment and tuning software? I can loan you one of my tuning kits to allow me to fine-tune your PCM to match your individual setup, without you needing to send me your PCM. This document will attempt to layout a step by step process to guide you in the tuning of your ls1 powered vehicle. 9 ute i get approx 14L/100 around sydney and 7 - 10L on the freeway. I am still having issues with the tuning of the RS with the HP-tuners. HP Tuners should be here tomorrow but I've already installed the newest version from their website and found an OEM 2012 Chevy Sonic Owners Forum Stew's Sonic - Chevy Sonic Owners Forum.