Autel Fuel Composition Reset, Im trying to find out if there is a
Autel Fuel Composition Reset, Im trying to find out if there is a way to get it to readjust itself without having to take it in to the dealer or switching back and forth between E85 and regular gas to try to do it that way. Pressing the button will go to 0 on the chart. As stated before, you can read the alcohol fuel percentage that your truck is dialed in on with the OBD2 adapter and the Torque app. Banks monster exhaust. I show how to test fuel pumps with a scanner using the direct injection fuel pressure test on the Autel scanner - MP808TS; an active scan tool. Optilube. So my question is does this fuel density reset apply to a non-flex fuel engine? The dealer said this was probably related to it seeing a high alcohol density; so to me it sounds like the same kinda thing. 2 How to Reset fuel composition / alcohol content 2012 Chevy Suburban 5. 3 flex fuel engine. Lb. Just make sure you are NOT using E85 fuel before performing the reset procedure. If you know somebody with a Tech 2, it can be reset and your problems will be fixed. Anyway, I am not able to reset it with my Verus, Topdon Max, or Autel Ultra. While I understand that the vehicle system is designed to recalculate the setting, I know that some scan tools have special diagnostic features that allow technicians to reset it through their scan tool. May 3, 2017 · Apparently the alcohol percentage that the truck is reading can be reset to 0 or whatever with the right scan tool like the dealer has. It is the Level-up version of MK808 MK808BT MK808S MX808. Good morning everyone, I am writing to ask if anyone knows a bidirectional scan tool that will be able to reset the fuel composition on my truck (2013 Silverado - 5. Find solutions for charging, organization, safety, and more. Autel maxiscan ms 309 is the one i am considering getting off of Amazon. Tools used the victim is an 06 Tahoe with 5. Looking for some suggestions! This is all on video so far 1)Misfire 2)Fuel System 3)Comprehensive Components (CCM) Once the vehicle is running, the OBD II system is continuously checking the above components, monitoring key engine sensors, watching for engine misfire, and monitoring fuel demands. Aug 26, 2025 · I am writing to ask if anyone knows a bidirectional scan tool that will be able to reset the fuel composition on my truck (2013 Silverado - 5. Skyjacker def skid plate. I'm hoping the dealer (or myself with this tool you're recommending) can simply reset the level and I'll be good (for how long, who knows) Yah, I remember when Neal went through this issue. Today I show you how to reset your long term fuel trims, which allows the ECU to relearn the fuel trims. Autel MaxiCheck Pro reset tool can help you to do oil light/airbag service reset easily. It baffles me I thank you for the reply Please carefully follow the step-by-step instructions displayed under Relearn Procedure on your Autel tool. It baffles me I thank you for the reply Hello, is anyone aware of any consumer grade scan tools capable of resetting individual PIDs such as fuel trim or defining fuel composition (ethanol percent)? I Explore a diverse selection of automotive accessories, parts, and tools to enhance your vehicle. 1)Misfire 2)Fuel System 3)Comprehensive Components (CCM) Once the vehicle is running, the OBD II system is continuously checking the above components, monitoring key engine sensors, watching for engine misfire, and monitoring fuel demands. drw. Amsoil bypass. 8 5. May 18, 2025 · To reset the fuel composition for a 5. 3 6. He got it reset by the dealer and it was fine after that. I am using premium fuel with no ethanol right now but would like to go back to 10% for the cheaper gas. Nfab cab length steps. The MK808BT Pro supports Active Test, 28+ Service, All System Diagnosis, FCA AutoAuth, BT506 battery test and MV108 camera. 4K subscribers Subscribe Oil light/airbag service as a part of car maintenance and repair, you just need a simple OBD-II tool to do it. Banks high ram. While information of this manual has been carefully checked for accuracy, no guarantee is given for the completeness and correctness of the contents, including but not limited to the product specifications, functions, and illustrations. If you're experie Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Has only been run on either non-ethanol or the regular 10% ethanol gas. the fuel alcohol content percentage value can be read on a scan tool. In choosing this button, I believe it shows what the present Alcohol content is and there you can go to the reset button. The fix is simple! Use a bi-directional scan tool and reset the fuel composition. Then the data in the scanner does a calculation and from present data. Nov 9, 2020 · First off, fuel trims are not resettable like a DTC code. This may take several minutes under low fuel flow conditions such as idle, or a shorter time during higher fuel flow, off-idle conditions. 3 LC9 with VVT) since the fuel alcohol content is likely out of whack since it is slow to start when cold and smells like gas at the exhaust pipe. Sold 2005 cummins 2500 cc. The fuel alcohol content percentage value can be read on a scan tool. 8 liter flex fuel engine and the live data scan indicates fuel composition at 67% alcohol. I found the problem!! P0172 P0175 4. . Amsoil fluids bumper to bumper. Banks intercooler. Big break bit I'm just curious as to or if I'm gonna have to do this every other month now Truck only has 35k miles and it's a 13. I recently ran e85 in my 2010 silverado that has the LC9 flex fuel motor, as of 2-3 days ago it starts up hard after switching back to gasoline and the commaned AFR while running is 11. 3L using Foxwell NT510 Elite 2007 Chevy Tahoe Fuel Alcohol Content (P0172 I am working on a 2011 Chevy Silverado 4. B&W gooseneck. If the alcohol density learning does not complete in that time, drive the truck for 15 minutes. Engine is flooded from what I believe is a fuel curve that is too "fat" for regular gas, which is why it flooded (too wide of injector pulse). Retain the engine idle for 10 minutes post-reset. My scan tool shows the fuel reading 46% alcohol content, which is obviously off for This may take several minutes under low fuel flow conditions such as idle, or a shorter time during higher fuel flow, off-idle conditions. Can an MX808 perform this function? There is a section of the engine module under Live Test that deals with fuel composition reset. My understanding is that the new fuel pumps they are replacing people's trucks with via the warranty, is supposed to have a different/correct sending unit that is more appropriate for the flex fuel system. In this tutorial, learn how to reset the alcohol fuel density level in your Toyota using a bidirectional scan tool like the Launch CRP919E. Fuel trims are generated by the PCM from the information it takes in from the MAP, MAF, O2, and other sensors. Nov 27, 2022 · I have tried doing the reset right after a fuel up with no luck. 0 6. It's a flat block with fuel lines and a wiring harness going to it. The vehicle is improperly reporting alcohol content and the fuel composition needs to be reset. A physical test of the fuel indicates less than 10% alcohol content. It is a fairly common problem and unclear what actually causes the fuel alcohol level to be off by so much. As I mentioned on pg 6 of this thread and also in the photo of the paperwork I includedneeds alcohol % (fuel composition %) reset, fuel trims, and global reset is how they said it. 2012 3500 cc. I am working on a 2011 Chevy Silverado 4. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 3 LC9 with VVT) since the fuel alcohol content is likely out of whack since it is slow to start when cold and smells like gas at Together with the ability to quickly read and clear DTCs for all available modules of the majority of the makes and models on the market, MK808S provides you with superior special functions, including Oil Reset, EPB (Electronic Parking Brake), SAS (Steering Angle Sensor), BMS (Battery Management System), DPF (Diesel Particulate Filter), and I show how to test fuel pumps with a scanner using the direct injection fuel pressure test on the Autel scanner - MP808TS; an active scan tool. Autel MaxiCOM MK808BT PRO is a Full Bidirectional wireless diagnostic scan tool with Android 11 operating system. Fabtech steering stabalizer. 19 and the ethanol content will not move off of 61% even though I just put in 21 gallons of 93 octane. banks cai. Mar 19, 2022 · There is a section of the engine module under Live Test that deals with fuel composition reset. Autel reserves the right to make changes at any time without notice. All I know guys is this is the second time I had to reset the fuel /alcohol composition sensor First time was free This time was 40he does give me a break. Reset Flex Fuel Alcohol/Ethanol Percentage Level with Dealer, Toyota Techstream software or a cheap Bidirectional OBD2 Scan Tool (Autel, Launch, Xtool etc)? Here is the user work How to Reset a DPF That Wont Allow Code To Clear & Unable To Regeneration With Autel Diagnostic O'Rileys Autos 99. 3 engine without a specialized scanner, disconnect the battery. Autel MK808BT PRO Auto Scan Tool can perform Injector Coding to code the new fuel injectors to the engine ECU, to control the fueling and optimize the engine performance to prevent fuel consumption increase or black smoke and solve non-start issues. Tahoe Flex Fuel Alcohol Composition Reset - Need a GM Tech 2 or Equivalent discussion on the TexAgs Automotive forum. Alcohol % shows 85 and customer never runs E85. The fuel composition sensor is located along the inside of the frame rail under the drivers door, kinda in the same location where the fuel filter used to be before the demand fuel system. Im getting P0172 and P0175 codes, preventing me from getting it to pass inspection. Just regular gas. Air-fuel ratios and the corresponding ethanol percentage are updated following each purge-off sequence. 7fcd7i, 9exnza, zum2t, mija, kuoab, xbu79, cacid, xs0da, mpb3, orm4,