Harley ecm replacement procedure

12. Turn Ignition switch OFF . Wait 15 seconds. Turn Ignition switch ON and start engine to confirm the Password Learn Procedure is successful. Engine will start and remain running. If engine immediately stalls and fails to restart the procedure was not successful. Start over at step 1.

Harley ecm replacement procedure. Remove the 10mm bolt holding the wire harness to the computer and disconnect the wire harness. Now remove the two 11mm nuts that hold the computer in place. One is above the computer and one is below the computer. You can now pull the computer out, and with pushing the fender liner slightly to the front of the truck you can pull the computer ...

Make sure you insert the ECM properly without any difficulty. * Finally enjoy the new MAF curve, new injectors limits and some more O2 parameters. If resistance value read by the BCM is what the BCM is expecting, the BCM will send a message over serial data to the PCM informing the PCM that a valid key is present and the PCM may start the vehicle.

Quick update on the differences between the 2020 and 2021 HD ECMs. Shoot us an email: [email protected] our site: www.Thunder-Max.comecm replacement procedureThen go in cab under dash driver side wigial it out it's real fun two people to put it back in. 1987 - 1996 F150 & Larger F-Series Trucks - 1988 F250 ECM Removal - I have a 1988 F250 4x4 and I am replacing the ECM module. My Haynes does not go into any detail about removing this unit.This article applies to Harley Davidson Dyna Glide models (2000-2015). ... The TSSM is not difficult to replace; however it is typically paired with the ECM, so the replacement procedure usually requires a trip to the dealership to match the new unit to the bike. Figure 3. TSSM reset procedure.Learn the most common ECM problems with Harley Davidson and other motorcycles, such as engine misfiring, acceleration issues, low fuel economy…6 posts · Joined 2014. #1 · Nov 27, 2014 (Edited) I need to replace my ECU/ECM unit on my 2002 Highlander. My mechanic is quoting me $1100.00 for the job. I see online that the average cost of a used ECU/ECM is around $200.00.In the first dropdown menu select ' ABS '. In the second dropdown menu select ' ABS Bleeding '. Read the disclaimer and click ' Accept ' for the Start button to become active. Select which brake system to run the procedure on: Front or Rear. Follow instructions on screen, pressing NEXT when prompted or when a step completes.

ecm replacement procedureBefore replacing the ECU computer, you should know the proper ECM replacement procedure. How To Replace ECM Computer. Let's see how to replace ECM step by step: Step 1: Disconnect The Battery. Step 2: Locate The Engine Control Module (ECM) Step 3: Disconnect The Electrical Supply. Step 4: Pull Out The Old or Bad ECM.Roland. There is a "marry" procedure you must preform to allow the ECM to recognize thre new TSSM. It takes about 1/2 hour to perform and is mostly waiting for 15 minutes of idle time to expire. The dealer can do it in a minute or so with the digital tech but can be done manually.The powertrain of a car consists of many components, including the engine, transmission, driveshaft and any of the internal workings of the engine. Powertrain management is a funct...ECM enters Password Learning mode for 10 minutes. Do Not cycle the ignition or disrupt power. 6. Wait until Security Lamp turns off or a minimum of 10 minutes has passed. -. -. 7. Quickly (within 2 seconds) turn Ignition key OFF-ON. Security Lamp remains lit for V-Rod and TC88 with TSSM.Press and hold the odometer reset button. Turn the key to ignition and let go of the odometer reset button. The cluster will illuminate and the odometer will read the word "Diag." Figure 2. The odometer displays this bike is in "Diag" mode. Press the reset button again to see the letter "PSSPt," with the first letter flashing.

Transplantation is a procedure that is done to replace one of your organs with a healthy one from someone else. The surgery is only one part of a complex, long-term process. Transp...When the ECM goes bad, it can cause the car to run erratically, if at all. Fast, Reliable Repair Service for Electronic Control Modules, Flood Vehicle? At least look for 12V or ground where it SHOULD NOT BE, for exmaple an ECM inputs that is say, expecting a 0-5V signal (made up example) out of an 02 sensor, potentiometer, rheostat, temperature …The Electrical Diagnostic Manual flow charts for Harley's are very well thought out and reliable. The cost for the new ECM will typically be around $800, with labor around $100, bringing the average total expense for an ECM replacement to …Oct 29, 2015 · ECMs rarely go bad. Usually what are diagnosed as ECM problems are actually something else like water in a wireing harness or a loose connection. If you are having throttle body codes and changing the throttle body didn't fix it I would suggest changing the accelerator petal. L. ls973800. Sviluppiamo le tue idee. Home; La struttura; La storia; I servizi; Aree. Triveneto; Piemonte Val d’Aosta; LombardiaAug 19, 2022 ... After getting "stuck" in beautiful Durango Colorado and having my fuel pump replaced we continued having issues with my 2012 Fatboy on our ...

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Last fall my bud and I pulled tank and replaced intake rings/gaskets, cleaned the intake. Pulled the injectors out and had them cleaned and tested (better than spec). Put her all back together and she ran better than ever, until hot then same issue. Today replaced Coil, no fix. Swapped out ECM with another matching and bingo, ran great hot.U.S. stocks traded mixed, with the Dow Jones gaining more than 200 points on Wednesday. Here are some big stocks recording gains in today’s ... U.S. stocks traded mixed, with...Illuminated Warning Lights. As you might guess, a faulty ECM can trigger the check engine light—but that’s not all. In some cases, when the module experiences problems, it will turn on additional warnings, such as the charging system and traction control lights.. Vehicle “Not Ready” for Emissions TestingSERVICE PROCEDURE: 1. Check if the vehicle you're working on has "ECM based" NATS V2.0 or V5.0. a. If so, it will not start after you install a service replacement ECM. So you'll have to re-register all ignition keys, including spare keys with CONSULT-II and the purple NATS card. After you do this, proceed with step 2.my ecm on my 01 harley has gone bad,wont hold memory.cant pass inspection,i am currently running an sct tuner. i have a used ecm from an 02 .my harness is from an 02 harley can the ecm's be swapped out and the 02 ecm be programmed without any problems like the pats system.i dont want to swap and program and then the

I have heard of a number of methods to reset the ECM 1. turn big switch off & on 5 times with in 10 seconds 2. With the "kill switch" on the handlebars set to the run position turn the big ignition switch to the run position for 10 seconds and then turn it off and count for another 10 seconds 3. turn big switch 4 times within 10 seconds all the ...1. Check Engine Light Turns On. An illuminated Check Engine Light is one possible symptom of a bad ECM. The Check Engine Light usually illuminates when the computer detects a problem with any of its sensors or circuits. There are cases, however, where the ECM illuminates a Check Engine Light mistakenly, or when there is no issue … #harleydavison#motorcycle #howto Here's how to reset the ECM on your Harley if the bike ever just decides to shut down. This trick will get you back on the ... K. Klang Discussion starter. 278 posts · Joined 2004. #1 · Nov 7, 2007. I've got a wrecked 2006 Ultra that is married to my SERT, and a replacement '06 Ultra (they're identical bikes). I would like to replace the ECM on the working Ultra with the ECM from the wrecked bike so I don't have to buy another SERT. Don't care about the mismatch VIN.What is the ECM on Harley Davidson Softail - Here I explain the function and form of the ECM on a modern Harley Davidson motorcycle.#RevelatorAlf #HarleyECM ...Hi there. If you were to get an ECM (engine control module) from the dealership, the dealership will flash (program) the ECM to the VIN number to your vehicle and all of the specs. However, if you were to purchase an aftermarket ECM, you also will need to have it flashed to match your VIN number to your vehicle and all of the specs.Preparations: Latest Toyota TIS Techstream V15.10.029 Software Free Download Procedures: Connect Techstream interface to vehicle obd port,then run software to click "Connect to Vehicle" Vehicle identification and select the immobilizer system according to your By combining them, the PCM can better regulate their functions together. 0000002521 ...First attach one side of the new spring to the kickstand. Then align the handle with the spring post and lever it back into place. Figure 4. Install the new spring by hooking it in place. Once the spring is installed, you can begin to lower the Sportster from the lift. Once the bike is off, make sure the kickstand is opening at the right ...

Lamp will not be on for TC88 TSM models. - 12 Turn Ignition switch OFF. Wait 15 seconds. Turn Ignition switch ON and start engine to confirm the Password Learn Procedure is successful. Engine will start and remain running. If engine immediately stalls and fails to restart the procedure was not successful.

Harley Ecm Replacement ProcedureIf the voltage changes while wiggling the ECM connector, replace the affected ECM terminals (part # 72605-08). There is a procedure to do it at home. I think Harley charging me almost $1000 to tune my ECU is a rip off, and I think the closed nature of the ECU is an anti-thesis to the sort of “free” culture ... In this step-by-step guide, we will walk you through the process of replacing your vehicle's ECM, a crucial task that should be approached with care and precision. Introduction to ECM Replacement Replacing the ECM involves removing the existing module and installing a new one to ensure efficient communication between the …Tuning the EFI system of a Harley Davidson motorcycle increases the. efficiency of the Electronic Fuel Injection system by keeping the fuel. mixtures within specific ranges that allow the engine to work best. Maximizing the benefits of tuning an EFI system can increase power and. could increase the mileage of the bike. Tuning an EFI system also.Step 1 - Complete the programming procedure. Grab your key fob and turn the ignition key on and off for a total of five passes. Your ignition will remain in the "on" position when you are done. Press the left-hand turn switch twice. Release it when you are done. Press the right-hand turn switch once.49 posts · Joined 2013. #8 · Jul 29, 2015. 1stbikehog, the method of marrying the BCM & ECM has indeed changed for 2014 models/ all canbus models. As far as I'm aware currently, it can only be carried out using HD's digital technician (not sure if any after market equivalent works also) and is a very quick procedure taking a matter of seconds.ECM Replacement Cost. 0000028142 00000 n I also spent two years as a laboratory tutor and an "as required" lecturer at ECU in the fields of Exercise Programming . Your old ecm should not work after the relearn procedure.I figured the TSSM was the issue and decided to replace it with an OEM TSM. I printed out the instructions for the password learn procedure and the first thing it says to do is. Set run switch to run. Turn ign switch on-off, on-off, on-off, on then toggle left turn signal twice. Turn ign switch off-on and verify check eng light and security ...

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1235 posts · Joined 2013. #3 · May 17, 2023. Appears to be faulty Crank positon sensor circuit. replaced the sensor still throws p0374-"CKP sensor sync" EC. Has intermittent stumble/miss. Ran the wires, cleaned the connection at the ECM. checked the throttle sending unit. Replaced all tank internals as well as the trottle body and injectors ...ecm replacement proceduremanual for procedure. If this is a service replacement of overlay harness, then use Micro Pack 64 Terminal Remover to remove terminal in cavity 19. 13. Install V/GY pin terminal wire from ACR overlay harness into cavity 19 of ECM connector. 14. Install secondary lock following the procedure in the ser-vice manual. 15.Resetting ECM 2012 Impala. Just got a used 2012 Impala from a dealership. Doesn't accelerate as smoothly or quietly as my 2002 Buick LeSabre. Want to re-set the ECM so it can learn my driving style. Unhooked the battery cables today and connected them together while cleaning the corrosion off the terminals and clamps.Engine Management and Tuning - DIY ECU/PCM Replacement (no honda re-flash required) - Hey there Honda people, I recently had to repair a 7th gen civic that had the alternator bolts break off when the engine was running causing the all too common issue of frying the ECU/PCM. ... Here's the TSB for the recall procedure: and a pic of the PCM in ...1235 posts · Joined 2013. #3 · May 17, 2023. Appears to be faulty Crank positon sensor circuit. replaced the sensor still throws p0374-"CKP sensor sync" EC. Has intermittent stumble/miss. Ran the wires, cleaned the connection at the ECM. checked the throttle sending unit. Replaced all tank internals as well as the trottle body and injectors ...Let's connect to the CKP and see what the scope can tell us.Connect the scope by first looking at the engine performance wiring diagram. Identify the wires leading to the CKP sensor. This engine uses a 3-wire crank sensor (one voltage supply, one ground, and one signal wire back to the ECM). I'll connect one channel to the signal wire at ...40 posts · Joined 2016. #5 · Feb 16, 2018 (Edited) If you are looking for actual, quantifiable, differences in the 2, you should probably head over to HTT or HDF and look at the dyno sheets. That said, a professional aftermarket tune will always yield higher HP and TQ numbers than a canned factory re-flash.Honesty with a dealership will get you a lot further, than thinking you are going to pull the wool over someone's eyes if you toast an engine or tranny on some b/s tune, by sliding an ECM in with a factory tune in it before you call the flatbed. 06-14-2009, 06:15 PM. # 12.lancaster county mugshots lincoln, ne. melbourne recital centre jobs Nav #1; annual salaries for fresno county employees 2022 Nav #2; mi familia me odia porque soy diferente Nav #3. skull indentation in adults Subnav #1; how to sign up for doordash with bike Subnav #2; lander university football schedule Nav #4; judge carlos lopez miami call to actionThis should be entered into the Nissan Electronic Parts Catalog to insure the correct replacement part is used. The part code 22611N will give the correct part number for the blank ECM. Programming Procedure. The programming of a "blank" ECM is similar to reprogramming a replacement ECM, you'll need to follow additional steps to Program a ...S&S 55-5090 VFI Harley Davidson ECU Ecm upgrade replacement ezi tune PLUS auto tuning option! Sample S&S 55-5090 VFI Race ECU! An S&S VFI Module is a direct replacement for stock H-D® fuel injection module and is compatible with stock connections. Unique to the S&S module is the unequaled range of adjustment allowing tuners to compensate for ... ….

4. Replace the ECM. After all other troubleshooting steps have been exhausted, replacing the ECM is the last step in fixing this TAC code. This is an expensive step and should only be considered after ruling out all other possible causes. You must purchase a new one compatible with your Harley model to replace the ECM.As for the ECM, while most of the time, it might not require a replacement, it will need to be reprogrammed. My achievements with Team Robins . So you'll have to re-register all ignition keys, including spare keys with CONSULT-II and the purple NATS card. Running a diagnostic test might be complicated, but replacing the ECM is at a whole other ...When I go into diagnostics for the replacement ECM and have no codes the ECM data will scroll to a PN 32919-05, this is the same PN that scrolled with the previous bad ECM, does this mean the "flash" or non-flash is the same as the original? ... V-Twin Harley Davidson forum. Discussion on V-Twin Harley Davidson motorcycles including Dyna ...H-D™ Visa ® Card. If instantly approved, use your virtual card today to get a Low Introductory APR and the opportunity to earn $100 in H-D Gift Cards. 18. Apply Now. Find H-D Smart Security System Hands-Free Fob 90300111 at Harley-Davidson.com. Free shipping on orders $50+ and FREE returns.Remove the 10mm bolt holding the wire harness to the computer and disconnect the wire harness. Now remove the two 11mm nuts that hold the computer in place. One is above the computer and one is below the computer. You can now pull the computer out, and with pushing the fender liner slightly to the front of the truck you can pull the computer ...Eye_m_no_angel. 16297 posts · Joined 2009. #12 · Jul 14, 2009. I don't know if it's called reprogramming or adjusting, (like I said....computer-stupid,) but you're correct. Once the bike is hooked up and identified, one of the first steps before any modifications or repairs can be done is to check for updates.Turn ignition to the "OFF" position, and wait 10. Attempt to start the engine, and then release the key to the "ON". Observe the "SECURITY" indicator After 10 minutes the "SECURITY" indicator light will turn off. Turn ignition to the "OFF" position, and wait 10. Vehicle has now learned the new password. Start the.1) REPLACING ECM (1995-1996 models ONLY) 1. Refer to the REMOVAL/REPLACEMENT section 9C in the 1995-1996 FLT Service Manual, Part No. 99483-96A. 2. Install ECM in accordance with the installation procedure given in the Service Manual. 2) CALIBRATING THE ECM 1. See Figure 1. Push data link connector up to disengage from T-stud. 2.From memory set the bike into storage mode then pull the maxi-fuse and disconnect the battery negative cable from the battery terminal. Next disconnect the motor wiring and remove the 2 bolts and star washers that attach the motor to the adapter bracket. Remove the motor. Note: Use your phone and take some pics for your memory. Harley ecm replacement procedure, 31355 posts · Joined 2008. #4 · Apr 1, 2012. I'm under the impression there was a change in ECM's/Control systems from 2005 to 2006, not allowing interchangability. I may be wrong. If you check places for fuel management systems, the cut-off is 2005, with 2006 being a different application, and 2007-up being another., How To Replace ECM Computer. Let’s see how to replace ECM step by step: Step 1: Disconnect The Battery. Step 2: Locate The Engine Control Module (ECM) Step 3: Disconnect The Electrical Supply. Step 4: Pull Out The Old or Bad ECM. Step 5: Insert The New ECM. Step 6: Bolt The ECM Place Tightly., The installation procedure is divided into three parts: 1) Replacing ECM (1996 and earlier models ONLY) 2) Calibrating the ECM 3) Replacing stock air cleaner with air cleaner from kit. 1) REPLACING ECM (1996 and earlier models ONLY) 1. Refer to the REMOVAL/REPLACEMENT section 9C in the 1995-1996 FLT Service Manual, Part No. 99483-96A. 2. , ECM enters Password Learning mode for 10 minutes. Do Not cycle the ignition or disrupt power. 6 Wait until Security Lamp turns off or a minimum of 10 minutes has passed. 7 Quickly (within 2 seconds) turn Ignition key OFF-ON Security Lamp remains lit for V-Rod and TC88 with TSSM. Lamp will not be on for TC88 TSM models. 8 Wait until Security ..., The Electrical Diagnostic Manual flow charts for Harley's are very well thought out and reliable. The cost for the new ECM will typically be around $800, with labor around $100, bringing the average total expense for an ECM replacement to approximately $900 before taxes and fees., The ECM will have to married to the TSSM on the bike before it will run at all. There is a procedure to do it at home. You can find it "stickied" to the top of the electrical section here at this forum. The only caveat is that the process may not work for a ECM that has been programmed in the past. It may, I am unsure., The ThunderMax ECM Performance Auto Tuner For Harley is the high-tech way to manage every aspect of your fuel curve for the best throttle response and…. Read More. Fullscreen Zoom. $1,088.95. Buy in monthly payments with Affirm on orders over $50., 66. I replaced the 2009 E38 in my LS7 with a 2010-2013 E38 off eBay. Installed it in my car (as I couldn't do stand alone programming), hooked it up to my Bosch M-VCI, reprogrammed it with a 2010 VIN from GM SPS, did a clutch sensor relearn, and crankshaft position relearn. Left the 2010 VIN as it, and all works fine., 49 posts · Joined 2013. #8 · Jul 29, 2015. 1stbikehog, the method of marrying the BCM & ECM has indeed changed for 2014 models/ all canbus models. As far as I'm aware currently, it can only be carried out using HD's digital technician (not sure if any after market equivalent works also) and is a very quick procedure taking a matter of seconds., Learn how to reset the ECM on your Harley Davidson Touring (2000-2015) by following these simple steps. The ECM is the …, Make sure you insert the ECM properly without any difficulty. * Finally enjoy the new MAF curve, new injectors limits and some more O2 parameters. If resistance value read by the BCM is what the BCM is expecting, the BCM will send a message over serial data to the PCM informing the PCM that a valid key is present and the PCM may start the vehicle., VATS is not shown, but very similar to Passkey and Passkey. Check your owners' manual for the precise location of your ECM. 0000009216 00000 n First time I have ever heard to replace the accelerator pedal! If the ECM was replaced properly it have no efffect on the engine starting. (Cars usually dated 2000 and up have security system)., B. Boge52 Discussion starter. 6 posts · Joined 2020. #1 · Jul 10, 2020. Getting a host of DTC associated with my BCM. Engine cutting out difficult to start or won't turn at all. Looking at the manual (PDF) can't determine the location of the part on the bike. Can anyone tell me where to look so I can R & R. Additionally any programming needed ..., Replacement ECM. Jump to Latest Follow ... A new ECM is just a fancy paperweight until it is programmed. 2019 Silver Flux/Black Fuse FLTRU "SLIVER" ... A forum community dedicated to all Harley-Davidson Road Glide owners and enthusiasts. Come join the discussion about performance, builds, accessories, mods,specs, troubleshooting, maintenance ..., A car radio is one of those devices that you just expect will work when you need it to. Silent road trips are generally not enjoyable. However, if you own an Audi and just replaced..., Rider and passenger safety depend upon the correct installation of this kit. Use the appropriate service manual procedures. If the procedure is not within your capabilities or you do not have the correct tools, have a Harley-Davidson dealer perform the installation. Improper installation of this kit could result in death or serious injury. (00333b), Jan 23, 2020 ... ... from an expensive trip to Harley you a real one. 5:38 · Go to channel · How to reset the ECM on your Harley Davidson. Road Rush Nation•53K views., Avoid Returning Your ECM Unnecessarily. Before signing up to return or exchange your ECM for a brand new one, it is crucial to run a diagnostic test that will tell you if it's necessary to replace your ECM. Running a diagnostic test might be complicated, but replacing the ECM is at a whole other level. It is difficult to determine whether a ..., So, lets see all of the ECM replacement procedures: The Engine Control Module is the main component that operates your vehicle at optimal performance. Harley ECM Password Learn | Harley Performance When installing a new ignition or ECM on a security-equipped Harley there is a "Password Learn" procedure that must be performed. 0000017349 …, This ignition module is designed for replacement of the original equipment ignition module on specific Harley-Davidson motorcycle models with dual fire electronic ignition. Depending on the particular part number, this module may be installed on the following models, respectively: PART NO. MODEL 32969-98 1998 and later XL 1200, Step 2 - Remove old wheel bearings. A Harley Davidson wheel bearing removal/installer tool (part #94134-09A or HD-44060) or blind bearing puller is necessary to remove the wheel bearings from the wheel. Remove the axles and spacers from the wheel. If working on the rear wheel, separate the sprocket assembly from the wheel and set aside., ecm replacement procedure. I had printed out the SI procedures for ECM replacement and for VTD Relearn, followed each one step-by-step, and with proud bravado after everything was done, announced to everyone within earshot, "Hey ya'll! Or as I honestly think in my case, a borderline ECM to begin with that would have failed later on it's own ..., Module) reset procedure for 2001 and new non-canbus Harley-Davidson Models (with alarm) which should be completed when the turn signals are flashing rapidly with the Signal Stabilizer installed correctly. Standard Reset Procedure 1. Turn ignition on, but do not start the bike. 2. Turn on the RIGHT side turn signal and let it flash 2 times. 3., The throttle position sensor (TPS) is an important component of Harley-Davidson motorcycles’ fuel injection system. It monitors the throttle position and relays that information to the engine control module (ECM). The TPS is usually found on the throttle body and comprises a small electrical sensor connected to the throttle shaft., The Electrical Diagnostic Manual flow charts for Harley's are very well thought out and reliable. The cost for the new ECM will typically be around $800, with labor around $100, bringing the average total expense for an ECM replacement to …, ECM/ECU replacement. I have a 09 polaris touring 500 efi , I cant access the diagnostic mode and the machine does nothing when you turn the key, the fuel pump doesn't engage and no clicks . The main instrument cluster does come on but that's all. Before parking in garage I did have trouble starting but eventually ran fine and backed into the ..., Call us at 610-754-8500. BRAND NEW. PART# 309-591. Fitment: 2021 and up Touring models. Thundermax Electronically Commutated Motor (ECM) with Auto Tune. 2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness. ThunderMax quick start easy install and printable comprehensive users manual., If it does not have the relay, then there is a procedure to reset the code, but the BCM has to be in place. You just cycle the key on and off without starting. Not sure if a missing BCM will set the tip code on a Rushmore system. This is an older thread, you may not receive a response, and could be reviving an old thread., Magneti Marelli® Style replacement module works with all 1995 - 2001 EFI touring motorcycles. This instruction sheet describes the installation of the S&S Magneti Marelli® Style replacement module with a USB computer interface. KIT CONTENTS • VFI Module - Also referred to as an ECM (Engine/Electronic Control Module), 00 RK Classic TSM. Had a electrical gremlin for the past week. Bike would turn over but not start. Replaced ckp and bas. Checked volts and ohms on everything. Heard about this marrying procedure and it starts. Question- I had a stage one download at first. Then it has had a PCIII installed., Hi All, I have a 2008 Subaru XT which has ECM issues, the car doesnt start sometimes and the check engine light gets turned on. Dealer had confirmed that it is an ECM issue. I have purchased a used ECM but the dealer is saying that he cannot program my VIN in that, so my car cannot pass the emissions. he wants me to purchase a new ECM., ECM enters Password Learning mode for 10 minutes. Do Not cycle the ignition or disrupt power. 6 Wait until Security Lamp turns off or a minimum of 10 minutes has passed. 7 Quickly (within 2 seconds) turn Ignition key OFF-ON Security Lamp remains lit for V-Rod and TC88 with TSSM. Lamp will not be on for TC88 TSM models. 8 Wait until Security ..., ThunderMax ECM with Auto-Tune module mounts conveniently in place of the factory ECM and plugs in to the existing harness. Utilizes wide-band O² sensors and works as a closed-loop control system to continuously self-adjust and properly tune the motorcycle’s air/fuel ratio for all riding conditions. Easy installation: replace the factory ECM ...