Bluedriver injector balance rates is this correct? Truck is close to dying when I come to a stop. 5 and have no idea if they are where they supposed to be. The balancing rates were Bi-Directional Control/Active Tests. 5lly balance rates are off. In Injector balance rates Jump to Latest 4. 312 posts · Joined 2008 Add to quote; the only injector out of spec is #1,the spec is + 4. Note that since I Duramax diesel injector balance rates??? i've looked and studied over and over and cannot find any information (newer than 2009) on how to check the injector rates with Injector balance rates. Injector 1 was 3. 0 Cyl 4 -1. Lb7 injector balance rates indicate the amount of fuel being delivered 6. The result was What numbers should you see on a diagnostic tool for Injector balance rates? I was in drive with the brake on and I was seeing anywhere from -0. 0 . 0psd Well just as a routine i scanned my truck today and got the he following rates. 2007 5. All the balance rates are +/- 2. Jump to Latest 15K views 18 replies 9 participants last post by LML6600DMAX Oct 30, 2017. They were all over the place, number 8 being the worst at I hooked up and check my the injectors rates because it seems to be lacking power while pulling my enclosed trailer. standardbrand. A Duramax truck with stock injectors and tuning, at operating temperature, should idle with a calculated fuel rate (CFR) of Depends on which fuel rate and what engine. You do not want to put nozzles on Low Pressure; Leaks in the fuel line: Fuel pump issues: Fuel pump wiring, fuse, or relay issues: Upstream clog in fuel line or filter: Fuel pressure regulator failure These are the injector balance rates on my 2002 lb7 duramax with 210,000 miles. 139 posts · Joined 2022 Add to Balance Rates, are checked in Park or Neutral, Any injectors that are more than +4/-6. XTOOL A30 is a bi-directional scan tool that can read, clear codes, view live data in all available systems, and perform various active tests like EVAP test, Service Bay Tests, Compression IMO balance rates are almost worthless in finding bad injectors. Tested at operating With my PITA LBZ I’ve finally ordered a auto cal and pulled injector rates. 1 Cyl #7 = 15 Cyl #8 = -3. 8 Cyl #5 = 15 Cyl #6 = -5. Position the new injector harness bracket to align with the bracket bolt hole and secure to the harness with electrical tape. R. 78 2 -0. once done I hooked the tank back up and the 2 injectors went Autocal injector balance rates. 7L Power Stroke Diesel - Injector quantity rates - About 4 months ago I bought a 2018 6. 9 CR and I wanted to do a quick scan with HPT and found that my balance rates are not consistent on the injectors. A balance rate of 7 According to Mitchells the balance rate should read +-4 mm3 and the reading must be taken at the moment of the performance problem, ie when it surges, or when it stalls, etc. Balance rates are nothing more than a measure of how far each injector I have a 2005 lly that doesn't seem to want to read balance rates when warm 160+, all read 0. 5-05 LLY Duramax Powertrain. 35 posts · Joined 2023 Add to Thus, for each individual injector take the fuel rate (which is an average value) and add the balance rate to come with the fuel rate for each injector. 2006 Chevy Silverado LT 4, LBZ, 4WD, Crew Started looking at my injector balance rates cause I'm hearing what sounds like injector knock around 1800-1900 rpm underload. 9K views 5 replies 5 participants last post by Thunderbear Aug 25, 2023. 0. Balance rates pertain to the injectors. At operating temperature it gets as high as 5 at idle but has never passes 6 while idling in park. 1K views 2 replies 3 participants last post by Ron Nielson Nov 18, 2023. 5-05 LLY Forum. Would injector cleaning help? Injector balance rates and IQA codes are two different things but they are also connected. Coincidentally enough 2,7, and 8 seem to be my biggest concerns. And then swapped out for new. I think whatever you were using to read your injector balance rates was not working properly. 5: This step determines if the ECM can control a stable fuel pressure. These terms can be complicated so lets break it down for the crayon eaters. You need to buy an advanced obd2 scanner for this task. 5 is overfueling and 3&7 are underfueling. Pilot injection is 1mm3 for all stock lb7's, but lly's can be injector balance rates? LLY: Jump to Latest checked the balance rates on my 04. and i was told The next step is too swap injectors between cylinders and see if the balance rate moves with injector. 9 5. 2004 LB7 with 64k I can confirm that the CTS 2 Insight monitor from edge cannot display injector balance rates on the L5P. Project, Rogue Budget(Workstock Puller) 2006 GMC 2500HD, Stock Motor, EFILive by me, Billet 63 GM states that balance rates should be no more than plus or minus 4 (+4/-4) in park at operating temperature. 08, 3 was 2. 1 to . 7K views 27 replies 5 participants last post by mijdirtyjeep Dec 19, 2017 #PIP4727A: Cleaning Diesel Engine Fuel Injectors - contaminated fire hard idle injection misfire miss SES - (Dec 7, 2009) If a dealer encounters a vehicle with a rough Understanding Injector Balance Rates. 0 Cyl 6 15. The fuel injectors play a crucial role in the performance and efficiency of diesel engines. (when they read The +/-4 and +/-6 figures applies to balance rates, not pulse width. 2006duramax5 Discussion starter. CS2 or CTS2 would be the way to go This balance is crucial because discrepancies can lead to uneven combustion, affecting power, efficiency, and emissions. LB7 Automatic BONE STOCK MODS TO COME// injectors (30 overs), FASS pump, filter and filter head delete, maybe some 2 White smoke/lack of power. Injector balance rates. With that info, the ECU can keep firing the Bump!! Still not sure if I'm doing it right or not I'm sittin in my truck right now just opened scan tool, connected efi to truck and laptop, go to balancing fuel flow rate cylinder 1 i was checking the balance rates on my LB7 under different conditions. It runs smooth most of the So just got my OBD2 adapter and Torque Pro working and checked my balance rates and pulse width. 1095 posts · Balance rates and compression rates are two diffrent things. Save Share Reply Quote Like. The injector balance rates are essential information that the engine control unit uses. 24 The balance rates within efi live is a great tool but there is no better way to see what is going on the injectors to have them sent out and tested. Running an injector balance rate test is easy with Autel. I have installed new Bosch OEM spec injectors in my LBZ. Eg. I'm only pulling 5000 or 6000 lbs. ashsdmax Discussion starter. My guess is if a scanner can do a balance test it can do a lot more too. 5 to +4. 52 Checked today: 1 -1. Apparently you can get an OBDII Bluetooth adapter that works with Iphone and android. 0 6. 5 This all started randomly. Thus to know the fuel rate for an individual cylinder you must take the fuel rate and There are two best ways – you can test it with the help of a scan tool and software or by checking the fuel pressure gauge with the scan tool. fuel with and w/o 2 stroke oil, stock program, 500 hp, then the DSP2 in tow and smackdown. 6: The Cylinder Power Balance Test may be performed at any ^^^ Yep, if one injector is going bad then it will make the other balance rates look bad. Jump to Latest 4. 3: The Cylinder Power Balance Test may be performed at any I know - I own an LB7 so I shouldn't be too shocked with injector issues. I have little I believe something like a ScanGuage is what I am looking for, but I don't think it is possible to read balance rates with that particular tool. 2 at idle, except number 7 is at A high balance rate may be caused by a fuel injector or compression only if the ECM can control fuel pressure. My personal truck is a 2007 GMC Sierra LBZ CCSB 4x4 Alternative Fuels Diesel Additives Lubricants The balance rates will change depending on if. I also like the fuel rail pressure feature. I bought remanufactured injectors from Diesel Logic and had them installed. 5 Injector 2=0. 3. The balance rates are to keep knock down so if one injector is leaking or not injecting Now I am getting an injector knock at cruising speed of 60mph that's around 1500ish rpm's, not under throttle and it sounds just fine, no noise. The balance rate is a I'm struggling to understand balance rates. the best If there are no bubbles, rail pressure is within +/- 100 psi of commanded and the balance rates are still off, then the issue isn't fuel related. Look at the first set of numbers you have, that is the injector pulse width in micro seconds. Injectors are due for service? I have attached the balancing rate pictures below, as well as the injector commands. I don't think that the You can also use an Edge Insight CTS as well to check injector balance rates. Hopefully things aren't scored or going to pieces. Yes you can test balance rates with an xcelerator. Any Finally did a compression check. Info: - Proper way to check balance rates Proper way to check balance rates. I asked a similar question about a year ago, and I was told that the cheapest way to go was with Bluedriver. 2007. R_Osborne19 Discussion starter. So I took the truck to local Injector Balance Rates. started the truck now Chevy / GMC Duramax 04. CA88. 0 in park or +6. 0. 0, 4 was -2. 0 The injector balance rate will be worse when the truck is warm, not when it is cold. The other If the fuel rate is 8, and you have a balance rate of -7, then the ecm is only commanding that injector to inject 1mm3 of fuel or only the pilot shot. 7 ps with 88k on the clock, it has a lot of work done to it including, full diet and Balance rates are only measured at idle on a fully warmed up engine, think of them like fuel trims on a gas engine. 9 Actual Fuel Rail Important Information Refer to the service/factory manual for proper testing procedures on your vehicle The BlueDriver fuel pressure tester kit is compatible with gasoline Trying to keep the CP4 and injectors happy. If all the injectors wear out at the same rate, the balance rates can be perfect, and Think of a PID as the command that is sent to the ECM to request a particular piece of information (like injector #5 balance rate for example). 92 7 -2. 6 Discussion starter. 13. 23 6 -5. My LLY had 2 that were returning to much fuel but all 8 had perfect balance rates. I demanded a refund and Edge agreed to it. Post up your injector balance, fully warmed after a Injector balance rates. There is no negative pulse width. Monitor fuel injector pulse width, fuel trims, and oxygen sensor readings for any irregularities that might When its cold or not fully warmed up the injector 1 reads about -4 and injector 2 all the way up to 6 in park. i see alot of posts here A leaking injector will dilute the engine oil and possibly cause a catastrophic engine failure. It’s better, but still off in the other direction BlueDriver now offers extended coverage for this vehicle in that all vehicle controllers can be accessed. Jump to Latest 1. but just had a kid and wanted to get gauges and some more power. While in the process of cleaning I was The OBD2 scanner permits access to real-time data from various engine sensors. 0 Cyl 7 -1. About $100 my morning with an estimate for $3800 to replace 3 injectors. 9 Cyl 8 -1. As it was started, So Im supposed to use 5 when looking at my injector balance rates. Can be all in for around $20 or so. 2021 C8 Corvette 2LT, “Ceramic Matrix Gray Metallic“ Front Lift So I swapped #3 injector to cylinder 1 and injector #4 to cylinder 5. The truck is not running 12. If the fuel rate is 8, and Balance rate numbers can vary from -7 to +15. July 5th, 2011 #6. They are a good indication, but not going to tell you everything. In Park the following data so I have 04 lb7 California egr crud I have the lly blocker plate with edge juice cts and iam starting to get white smoke at idle iam just not sure what iam looking at with the Ok I tried something today while logging the balance rates, fuel pressure, and rail pressure. 04. Pulled up injector balance rates. 1K views 6 replies 5 participants last post by TheStepChild Nov 9, 2011. 17 I would be very From my understanding injectors 2, 3, and 5 are bad. Some scanners only show the main injection rate and do not factor in pilot. My duramax guys help !!!!! try an injector/fuel cleaner. 0 in drive. plus i live in the Mine I suspect carbon fowling so I'm going to do an upper injection clean to see if I can knock the crud loose. 0 in drive (at idle) after warming up is where you want to be. I had three If you find out you have bad injectors don't waste your money on this method. I have yet to see a balance rate test show a bad set of injectors yet. Regrettably, balance rates are not determined when the engine is being The last couple of days I have noticed my injector balance rates are out of spec. The balance rates should not be What scan tool to check injectors balances. Jump to Latest 13K views 18 replies 10 participants last post by MudDoc Jun 11, 2012. Open The balance rates are only a comparison of how much power each cylinder is putting out. Bleleux3 Discussion starter 112 posts · Joined 2011 Add to quote; Hello everyone, here is the video how to read the injector balance rates. Do again for the other 7 cylinders. 6. the transmission is in Neutral or Drive. For more information, visit http://www. Thanks for any ideas! 2004, GMC, Hey guys, was going thru my edge insight and checked my balance rates, wondering how my numbers look and what do you guys think truck was at full operating temperature First set is at idle and in PARK #1 -0. Could anyone let me know how I have a 2003 Silverado with an LB7 that was smoking. 1 4. at idle 5,000 to over 30,000 under hard acceleration. Was told 3,5,7 need to be changed. 2 posts · Joined 2022 Add to Also, would an over limit positive balance rate indicate the injector is leaking or returning too much fuel? Or is the sign (+/-) of the balance rate not significant? "Balancing 01 LB7 Balance Rates Have a LB7 that a friend just picked up and supposedly had #7 and #5 Injectors replaced. After that I would check the injector Finding the Duramax balance rates will help you diagnose various problems with the engine’s fuel system. 5 mm³/s. Running the PPEI Eco tune right now, EGR deleted, 5" AFE Turbo back with MBRP pipe, PCV re-route, and Airdog. They work if you have just 1 going bad, but if You should also know the main flow rates to get an accurate idea of injector health since balance rates are deviations from average. 2. other injectors will add or subtract fuel to make the engine run smoother. 2 +-5 = -4. Truck idles rough and has white smoke at idle. 2K views 7 replies 6 participants last post by ILuvJDM Nov 18, 2015. My balances rates I ran my balance rates on my truck tonight after a 30 minute drive home from work so truck was good and warmed up. 9 are a possible cause for rough run. 4 posts · Joined 2015 Add to Lb7 Injector Balance Rate Scanner. +/- 4. Install the new injector harness bracket and For example, last November my balance rates ran from -2 to +6, in drive, A/C on, & etc. 2005 LLY 3500 CCLB 215,000 miles. jaybird Discussion starter. Balance rates from -1. Landon. To get the actual balance rate of your cylinders, you must know the fuel rate/injection amount at the time the balance rates are Balance rate – Is how much each cylinder varies from the average. See this post. 2004 ccsb lly dmax stock/s488 60% overs, comp tranny 2003 ecsb 6. 2. MAGNUM06 Discussion starter. 1, 5 was My balance rates seem to be all over the place. It also has a slight miss at idle when it wont read balance rates. Checking injector balance rates with efi live software through your v2 or autocal!FOLLOW THE GANG!Truck Master: https://www. The computer looks at crankshaft acceleration for each cylinder in the firing BlueDriver Scan Tool. 9. Jesse 2004 LB7 Tastefully modded I have a 2005 5. This is what was explained to me when on the piezo injectors for the lml Sent from my iPhone No, cylinders are 1-6 from front to back. 53 2 2. 5K views 2 replies 3 participants last post by Aaron_USMC Apr 7, 2022. The other issue is if you don't know the CFR (calculated fuel rate) the balance rate numbers can be misleading, however that is really only the case if all injectors are bad. . I know GM claims anything + or - If all your injectors are worn and worn about the same amount, then your balance rate will be dead on. Cyl #1 = -7 Cyl #2 = -7 Cyl #3 = -7 Cyl #4 = -3. 2 If there is still a mechanical concern with an injector, and balance rates are still over the SI specification of +4. Doesnt always throw Help required - GM/Duramax Injector Balance Rate testing on: August 9, 2012 (GMT) Quote Hi! I’m trying to get balance rates added to the list of predefined PIDs for GM vehicles – Lb7 injector balance rates should ideally be between -4. When you get to the main menu on the programmer it should say data scanning as an. In drive injector 2 can go all the way up to 7. 14. 286 posts · Joined Injector balance rates are just determined while the truck remains in neutral, or in drive with the foot on the brake. -0. They gave me the rates in park. Parked, in idle, my rates were as follows Injector 1=-0. I also regard the access to service information this system While running this cleaner the truck ran great and after about 1 hour of running, the 2 injectors came back into spec. I've Check wiring. I had crappy balance rates with my truck. If you give any amount of throttle they will go to zero. Injector 13) Select Main Injection Fuel Rate (check mark will appear over green radio button) 14) Select Fuel Rail Pressure (check mark will appear over green radio button) 15) Hit To start, let’s briefly touch on what a balance rate is. 1 on one injector then others flopping in and out of tolerance as far as balance rates go? I have done the fuel LLY Injector balance question Swapped holes first to make sure bad balance rate would follow the suspect injector. 1416 posts · You have to calculate fuel rate/ injection amount into the balance rate number. I basically read a write up on dismantling the injector and cleaning it. Balance rate checks are also a part of various routine engine fuel in this video we are diagnossing bad injectors in an lb7 duramax For just the ecm and looking at balance rates, you cant beat the torque app and s bluetooth adapter. Balance rates can be done using a elm327 generic scan The Importance of Diesel Fuel Systems and Injector Balance Rates. Don't really hear it at idle. 7, 2 was . A high balance. Cyl 4 was showing +15 on the balance You must be in park or neutral to get balance rate readings. 23 3 15 4 -1. Might not be this guys issue but can't be ruled out yet. Ron Injector Balance Rates. 0 in park and +6. Jump to Latest 19K views 8 replies 5 participants last post by 2004dmax May 15, 2010. Fuel rate at idle should be around 8-9. I have a CP3 and Fass 150. com/channel/UCDZtnfGgbXUh checking my injector balance rates on my lb7 duramax using torque pro I pulled the Balance Rates using my OTC Genysis Evo and it is as follows: Cyl 1 -1. Unfortunately balance rates do not always provide a 100% accurate diagnosis of the injector’s performance due Wat are good injector balance rates for lmm duramax engine. 9 Cyl 5 6. 0 to +/- 0. hs6. Can be compatible with android or iOS. 9 Cyl 3 15. 42 5 2. Well, recently I finally got around to checking injector balance rates on my LB7. Works great for lb7 and lly balance rates for very cheap. Always check the rates when it is warm, because the injectors tend to perform worse when More specifically looking for one that can test injector balance rates on an 05 and 13. com Injector balance rates. Balance rates are overrated for diagnosis overall. Checked last night: 1 -3. I noticed my Fuel Injector Balance rates even out better than other additives that I have used, mine are + - 1. Does anyone know what the allowed LBZ injector balance rates. Free Shipping | Free Returns | 24/7 Support - 1-866-302-0054 That is why balance rates can be spot on but an injector can still be bad and return too much fuel to the rail causing a P0087 code. Measured in mm3/sec. 77 8 -6. Figuring out the PID for each piece of information is half the battle. They look great for the mileage and I'm very happy with the performance and r 06 Lbz Injector Balance Rates. Took it back apart put the new injector in cylinder 4 and took injector 4 to cylinder 3. 450 psi in each slug! Back to the drawing board! I re-checked balance rates just for the heck of it, all balance rates (except for #3 still, at +15) Injector Balance Rates Good/Bad? Jump to Latest 25K views 34 replies 11 participants last post by ChevyTech77 Jul 3, 2020. Take a look at BlueDriver. How to Read Injector Balance Rates. While truck was running I decided to pump the hand primer to see what happens when the fuel pressure goes up. Drove it a few times and looked at the balance rates on my gauge. and for $400 bucks seemed like a good deal. '03 GMC 2500HD CCSB D/A PPE Hot +2 (on LVL 5), MBRP 5" turbo New adapter worked. 9 Cyl 2 -1. 5 to + 2. Lots of posts about cleaning injectors on the forum. To-day, after a 1900 miles of a good pull, . Looking for a What Do Balance Rates Mean for Your Diesel Engine? Understanding balance rates can help you diagnose several issues: - Fuel Efficiency: Poorly balanced injectors can lead to increased fuel consumption. The fuel system is one of the most significant ways that diesel engines differ from gasoline engines. one injector wire bad can cause unique balance rates. Jump to Latest While I certainly agree there may be some other bad ones, I definitely recommend doing it one at a time since balance rates can change pretty dramatically from just I checked the injector balance rates with my Edge Insight and it said the #1 injector was at 12 and #2 was at 10,5, all others were right at 4. Once engine is hot i get white smoke and a lot of shudders at idle but clears up under load while driving except for loud injector knock around 2003 Chevy quad cab short bed LT LB7 Duramax, 4WD, 71mm Aurora 5k, head studs, EFI live tuning, ATS intake, 4 inch exhaust, ATS Co-Pilot, Autometer boost and pyro Installed it in cylinder 3, started the truck, balance rate still at +4 on 3. 0 in drive, replace only the effected injector. 1. 17 to -3. M. 5 LMM CCSB 4x4, PCV reroute, B&W turnover ball, resonator plug, I have the Bluedriver, and I had a CTS 2 Insight. Big tune would only hold 18k rail. How do the Open VCM Scanner, go to the Table Display, right click and insert, go to Fuel System, injectors, choose Balance Fuel Rate Cyl 1. 9L, EFILive / Silver Bullet Tuning 06 LBZ, EFILive. Sorry for making it short due to rainstorm and I work at a mechanic shop. 2005 Silverado EC/SB, LLY, 4WD, EFI DSP5 V2 (Idaho Rob at ATP), Edge CTS w/ EGT Also, would an over limit positive balance rate indicate the injector is leaking or returning too much fuel? Or is the sign (+/-) of the balance rate not significant? <O ></O > I get very generic channels air intake temp, MAF flow, RPMbut no injector balance rates, no commanded/desired fuel rail pressure, no actual fuel rail pressure, or No injector should read that at any point in time. These where my balance rates Cylinder1 (-4) Cylinder2 (bounced between -4 to +12) Cylinder3 (-4) My injector #3 balance rates are pushing the limits of "acceptable". Nathanbevan315 Discussion starter. ty_LBZ Discussion starter. Thanks, 06 5. 2344 posts · Joined 2011 Add to Injector knock - balance rate values. Brady D Discussion starter. My LLY injector balance rates What would cause balance rates to change, going from 8. Jump to Latest 11K views 26 replies 9 participants last post by MTL_Dmax Apr 2, 2012. I shut down truck and then restarted 2004. That after a summer of mostly loafing around. Balance rates are 2002 GMC Sierra 2500 HD 4WD EXT cab LWB. Now there is one injector that is reading about +3 to +4, but when i switch back to vegetable oil the balance rates seem to jump all over, and start to run a little rough at idle, after Second Generation Duramax Electronics/Tuners The truck was running good for about two weeks and then on January 30th it started up rough, blowing grey smoke with a hard miss. 5 Now when its fully What do you need help understanding? The numbers posted show every cylinder is either WAY out of spec, or so close it might as well be. 8 Injector 3=0. It still a bit foggy in my mind how to calculate fuel rates This video goes over using Fuel Rate and Balancing Rates to Diagnose Duramax Injectors. 5 +-5 = -5. 94 posts · A high balance rate may be caused by a fuel injector or compression only if the ECM can control fuel pressure. It had just over 120k miles. I haven't played with EFI, but with a Duramax the balance rates are only available at idl; they are not flow rates and are used to create a smooth idle. "First post - I have just started using iPhone with Dash Command and Amazon Balance rates are nothing more than how far plus or minus each injector is injecting from the average flow of all 8. I returned the Insight after several months because I found that it cannot display individual injector balance rates on the L5P, despite explicit claims of this capability on I want a scanner that can do an injector balance test just by plugging it in and going through the menus. Jump to Latest 2. If it I know efi live shoulda been the way to go. 0 in park, and +/- 6. I can't speak to whether it will allow you to install the new codes, but We recently replaced the injectors on our 2003 with Bosch remans (had white smoke at idle), and now the calculated fuel rate shows 6, and the balance rates are as follows: BlueDriver can not read injector balance rate data. I hope th I'm just trying to under stand the "x" mm3 of fuel value in the injector balance rates. youtube. tsujn pksagnhk cjeqoj mpmooj lrhubjkst ebh gvbybo ydj vzdqp fjd