Install the New ECU. Saves me the cost of labor of removal and installation Is their programming thing mobile? or is it some big machine? See more Reply Save H HONDA_99 · #12 · Apr 7, 2006. How Do I Replace My Cars ECM? – CarComputerExchange. to Tell If You Have a Faulty ECU. Disconnect the Positive battery cable 3. I have had trouble with my ECU so I bought a replacement unit and installed it. ECU Installation Unbolt the screws holding the ECM in place (Tool: Socket Wrench) Pull the old ECM out and replace it with the new one. These include: Cleaning all ground contact points and exposed. My old ecu works fine with around 1700 at idle, didnt adjust anything before putting in the new ecu. It’s also important to note that your car’s engine computer is designed to. Screw or bolt it into place and install the bracket. How Do I Remove an ECM? This short, instructional video covers some general principles you should follow as you replace your ECM. New ECU Installed Now It Will Not Start Home Chevrolet Equinox Engine Symptoms Not Running New ECU installed now it will not start KEVIN STINEMATES MEMBER 2011 CHEVROLET EQUINOX 2. As a general rule, opening the ECU will immediately void the warranty. Step 1 – Resetting the ECU Place the key in the ignition and leave it in the off position. Ditch it. Installing A New ECU In GM Trucks - YouTube 0:00 / 4:03 Installing A New ECU In GM Trucks DEBOSS GARAGE 648K subscribers Subscribe 2. As a general rule, opening the ECU will immediately void the warranty. When reconnected to the car, the ECU will be in auto-programming mode and will accept new keys as per the procedure below: 1. Warranty – If your car is still under any type of factory or extended warranty, you should be wary of installing any type of chip that requires you to open your car’s ECU case. The screen should display test and a number. ECU Changed: I Change the ECU so I Need to Program the Keys. There is no reprogramming that Im aware of. Doing this allows it to adapt itself to new parts and efficiently perform post modification also. 1) use the ecu matching the engine 2) purchase a third party tuning ecu and get it programmed to suit 3) have a tuning company re-program the existing ecu from the old engine - this may or may not be possible - they will tell you. Release UP and DOWN after about 1 second. In order to complete this process, we must be able to communicate with the old ECU. Ford Escape Ecu Replacement and programming What you Need To know Best Car Fixes 26. How to replace or swap an ECU? Consult your owner’s manual to locate the ECU. When I ordered the new ecu I was told this should be a plug and play type of install but when I switched them and turned the key all the normal dash lights came on but it did not do anything else. ECU Installation Unbolt the screws holding the ECM in place (Tool: Socket Wrench) Pull the old ECM out and replace it with the new one. In the unfortunate event that you need to actually replace the ECU, you should add about $500 to $600 to the cost of the part for labor to install and program the new ECU. Installing A New ECU In GM Trucks - YouTube 0:00 / 4:03 Installing A New ECU In GM Trucks DEBOSS GARAGE 648K subscribers Subscribe 2. Start your vehicle to verify all the functions are working. ECU Installation: Disconnect negative side of the battery Connect the ECU Reconnect the negative side of the battery Start the car and verify all functions Test drive the car and check that: Car idles fine Engine light is off Car revs up smoothly No black smoke comes out of the exhaust. Not sure about reprogramming a new. Bolt the new ECM in. Click the Accept box for the disclaimer. OLD ECM needs to remain in the motorcycle. When I turn the key all the lights come on but it wont turn over at all and the check engine light is flashing. NINA 🐉 on Instagram: So happy to announce my new sponsor for …. DIY: Immobilizer Hacking for Lost Keys or Swapped ECU>DIY: Immobilizer Hacking for Lost Keys or Swapped ECU. 0:10 Check Key A 0:30 Check Key B0:50 Start the engine1:10 Check Engine Light? Yes or No?ECU/ECM/PCM Engine Control Module Key Cycling Installation Instructi. In many cases, the faulty ECU can be repaired or reprogrammed, and this type of repair will usually run between $300 to $750, depending on the make and model of your vehicle. 6K 436K views 7 years ago ECU FIX - Filthy Rich. When you fit the used ECU your engine will start once and die, after this it will not start at all as the drive authorisation system will not recognise the coding on the ECU. Connecting to the ECU Plug the EcuTek OBD-II vehicle interface cable into the vehicles diagnostic socket, which is usually located on the lower section of the dashboard above the pedals. After a few minutes all the old data should be reset so plug the fuses back in and turn your vehicle back on. Even if you’re installing a new ECM in your old vehicle, it doesn’t have to be reprogrammed to match its specifications. 4L 4 CYL 2WD AUTOMATIC 116,000 MILES I have had trouble with my ECU so I bought a replacement unit and installed it. go inside and ask them to do program my ecu, tell them the cars outside. Reconnect the wires to the new ECU. Firstly, youll need an ECU this bad boy was the one I removed. Turn on the car but do not start the engine. com>How Do I Replace My Cars ECM? – CarComputerExchange. Installing A New ECU In GM Trucks - YouTube 0:00 / 4:03 Installing A New ECU In GM Trucks DEBOSS GARAGE 648K subscribers Subscribe 2. Install the new ECU. Step 1 – Resetting the ECU Place the key in the ignition and leave it in the off position. Press and hold the speedometer reset button, then turn the key to the on position (position one). com/_ylt=AwrEqeb_QFdkMfkvP8FXNyoA;_ylu=Y29sbwNiZjEEcG9zAzMEdnRpZAMEc2VjA3Ny/RV=2/RE=1683468672/RO=10/RU=https%3a%2f%2fwww. New ECU Installed Now It Will Not Start Home Chevrolet Equinox Engine Symptoms Not Running New ECU installed now it will not start KEVIN STINEMATES MEMBER 2011 CHEVROLET EQUINOX 2. Ensure that the IGN is ON, the RUN button is set to Run , and the VCM is connected. So you can get a mongoose cable, install all of the drivers, go to ACDelco TDS and create an account, and get a subscription to their programming software. Start by installing the new Engine Control Module (ECM). Its like $50 per VIN, and its good for like 2 years I think. Is this possibly because of my keys not being set to the new ECU?. Just put it in and use the keys that were programmed to it or program new ones. Engine Control Unit (ECU) Swapping (NEW ECU) Prerequisites: The NEW ECU is already installed in the car. The NEW ECU is already installed in the car. If for some reason you need to change the ECU, theres a few components you need from the car the ECU came from for a quick & easy swap. When And How To Replace Your ECM With Right Procedure. Some late-model Dodges place the ECM under the cabin air filter, others have it mounted next to the battery, on the opposite side of the engine bay! Check your owners’ manual for the precise location of your ECM. How To Install An ECU/ECM Aspentera 1. Connecting to the ECU Plug the EcuTek OBD-II vehicle interface cable into the vehicles diagnostic socket, which is usually located on the lower section of the dashboard above the pedals. Turn the Vehicle on The ECM parameters for all sensor calibration monitors have now been reset. Replacing a Dodge ECM Depending on the model and model year of your vehicle, actually finding the ECM may be the hardest part. My old ecu works fine with around 1700 at idle, didnt adjust. Ensuring connectors and pins aren’t broken or loose. Hi again! The installation was tried once more with no success. 4 Things You Should Know About Installing an Engine Chip. A Guide To Installing Your Engine Computer Module (ECM). Briefly insert any key into ignition lock cylinder and remove immediately. Let the car sit for five minutes, giving the computer and ECU time to configure correctly. Bolt the new ECM in place. Start by installing the new Engine Control Module (ECM). See full list on breakerlink. NOTE: When installing a new ECM, ensure that the bike is turned off so that there is no power getting to the ECM. Re: Installing a new ECU. 2) Although all hardware problems are fixed, why does the ECM turn on P0101? A Software always throw the same results if the input to the software is same. All relevant coding and adaptation values have been transferred from the ORIGINAL (OLD) ECU to the REPLACEMENT (NEW) ECU. Does a new ECU need to be flashed?. Let your car stay in this state for five to 10 minutes. How to Reset the Engine Control Module With No Hassle!. Unhooking and resetting connectors to loosen/remove corrosion. 6,282 likes, 25 comments - NINA (@ladyhoonigan) on Instagram: So happy to announce my new sponsor for season 2023! Both of my drift cars will be running on EMU NINA 🐉 on Instagram: So happy to announce my new sponsor for season 2023!. Another common work around is to clone the synchronization data directly out of your original ecus eeprom memory (labeled 77005 ) into your new ecus eeprom memory. Reflashing: How to Flash or Remap an Engine Computer Unit (ECU). Ford Escape Ecu Replacement and programming What you …. In Centurion, click the Active Settings () button. Unbolt the screws holding the ECM in place (Tool: Socket Wrench) Pull the old ECM out and replace it with the new one. So you can get a mongoose cable, install all of the drivers, go to ACDelco TDS and create an account, and get a subscription to their programming software. any power gains from the chip are eliminated). That’s what you’ll tell your ECU (engine control unit) anyway. HOW TO PROGRAM KEY FOR GM/CHEVY ANTI-THEFT - ECU REPLACEMENT PK3+ / PASSLOCK All Computer Resources 2. First, dont chip too early There is no point in getting a new ECU program early in your engine build up and then later upgrading to bigger lift and duration cams, or larger injectors, bigger fuel pump, or an. Choose Detect Vehicle… from the Tools menu, then select Program Engine ECU when the window appears, and click OK. I reset the ecu after installing the new one, also tried to adjust the air screw but it didnt lower the idle. Reconnect the negative cable to the battery 6. Saves me the cost of labor of removal and installation Is their programming thing mobile? or is it some big machine? H HONDA_99 Registered Joined Oct 1, 2001 3,450 Posts. How To Program Cars ECU (Guide to Car Tuning / …. So, it sounds like your dealer is ripping you off. The following message will be shown if ProECU cannot establish communication with the ECU. ECU programming guide – Home. High idle after install new ecu. Switch the ignition to ON but do not yet start the engine. Installing A New ECU In GM Trucks - YouTube 0:00 / 4:03 Installing A New ECU In GM Trucks DEBOSS GARAGE 648K subscribers Subscribe 2. Allow a few moments to pass before reconnecting the cables 4. How To Install An ECU/ECM Aspentera 1. Installing New [Blank] ECU And Cloning Old ECU This feature clones the Old ECU (2005-2019) to the new Blank ECU. Let the car sit for 15 minutes while disconnected from any power source to drain any remaining electrical energy. In many cases, the faulty ECU can be repaired or reprogrammed, and this type of repair will usually run between $300 to $750, depending on the make and model of your vehicle. ECM (ECU) Reset, Reprogramming, and Update?. Step 7: Connect The Electrical With ECM. Even if you’re installing a new ECM in your old vehicle, it doesn’t have to be reprogrammed to match its specifications. Also a used ECU cannot be reprogrammed. Now I got the answer that the problem might be the wiring harness, that its maybe the reason for both problems (not being able to install new ECU and engine missfiring). Wait 30 seconds for the programming cycle and programming mode to close. 9K views 1 year ago Show more Show more 18:05 Save. Does New ECU Need Reprogramming?. Maybe because of OBD1 vs OBD2 I replaced the ECU in my 93 with an updated used 94. The backyard mechanic who did this is beginning to suspect the ECU unit. Allow your ECU to relearn and perform. Images (Click to enlarge) SPONSORED LINKS Was this answer helpful? Yes No Thursday, April 15th, 2021 AT 5:21 PM STEVE W. Re: Installing a new ECU. 2011 CHEVROLET EQUINOX. ECU (Guide to Car Tuning / Chip >How To Program Cars ECU (Guide to Car Tuning / Chip. Finally turn off the car and start it as you would normally. simply unplug the old one and hook up the new one. Start Engine and let idle for 30 seconds with bike in neutral. Replaced engine do I have to do anything with ECU?. When reconnected to the car, the ECU will be in auto-programming mode and will accept new keys as per the procedure below: 1. ECU programming guide – Home>ECU programming guide – Home. The security light should illuminate and remain on. Connecting to the ECU Plug the EcuTek OBD-II vehicle interface cable into the vehicles diagnostic socket, which is usually located on the lower section of the dashboard above the pedals. These include: Cleaning all ground contact points and exposed terminals. 0:10 Check Key A 0:30 Check Key B0:50 Start the engine1:10 Check Engine Light? Yes or No?ECU/ECM/PCM Engine Control Module Key Cycling Installation Instructi. In other words, flashing an ECM allows it to have the same software and parameters that it would have were it in a vehicle rolling new off the assembly line. High idle after install new ecu : r/motorcycles. Move shifter to D (while in D1) and check indicator indicated D Ride forward approx. When you have found the ECU youll need to remove the bracket and screw that hold it in place. Install the new ECU. 3) have a tuning company re-program the existing ecu from the old engine - this may or may not be possible - they will tell you. I have a 2014 grom with intake and exhaust. Disconnect the Positive battery cable 3. Online Repair Services These days,. All relevant coding and adaptation values have been transferred from the ORIGINAL (OLD) ECU to the REPLACEMENT (NEW) ECU. Does The ECU Have To Match The Engine?. Check out the diagrams (below). Engine Control Unit (ECU) Swapping (NEW ECU) Prerequisites: The NEW ECU is already installed in the car. Now I got the answer that the problem might be the wiring harness, that its maybe the reason for both problems (not being able to install new ECU and engine missfiring). So you can get a mongoose cable, install all of the drivers, go to ACDelco TDS and create an account, and get a subscription to their programming software. 3K views 3 years ago About a month ago, my car went into LIMP MODE and then I got the code that the barometric sensor in my ecu. ECU Installation: Disconnect negative side of the battery Connect the ECU Reconnect the negative side of the battery Start the car and verify all functions Test drive the car and check that:. Turn Key On While holding UP and DOWN on the ESP Shift switch. The procedure will preserve the tuning file in the old ECU. 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. How To Install An ECU/ECM. Install the New ECU. Does the ECU need to be reprogrammed when the engine is swapped? 2. New ECM, car will not crank, VIN is programmed correctly. When doing an engine swap , do you have to have a …. As for the car itself, the engine will now only sporadically start. Select Program ENgine ECU to enter programming mode. Re: Installing a new ECU Postby newbone » Fri Jan 21, 2011 1:02 am talked with the workshop again, it seems like when they are entering the generated code to the system nothing happened, it did not go on to the key reg process and it did not say the code was wrong, just nothing happened. Alfa Romeo 156 New ECU! Adam With Cars 62 subscribers Subscribe 0 1 view 59 seconds ago I install a new Ecu for the Alfa 156 after finding out mine was faulty. The first two keys are internally (inside the ECU) designated as MASTER keys and the 3rd key. Reflashing: How to Flash or Remap an Engine Computer Unit (ECU)>Reflashing: How to Flash or Remap an Engine Computer Unit (ECU). Hi again! The installation was tried once more with no success. (slowly) Move shifter back to N and make sure indicator is back on N. Let the car sit for five minutes, giving the computer and ECU time to configure correctly. As you know, the ECU needs electricity to operate properly. 7K subscribers Subscribe 33 Share 7. Please let us know if you need anything else to get the problem fixed. You have to let your ECU adapt itself to the new situation arising out of the modification. It may not always be in the budget—or even initially possible—to run an aftermarket engine management system, so repurposing the factory ECU for use in a swap project has become one of the most common use cases for tuning. Choose Detect Vehicle from the Tools menu, then select Program Engine ECU when the window appears, and click OK. ECU Installation: Disconnect negative side of the battery Connect the ECU Reconnect the negative side of the battery Start the car and verify all functions Test drive the car and check that: Car idles fine Engine light is. Disconnect the car battery. Complete the following steps using one of the original vehicle keys!. Does a replacement ECU need programming to the car?. This usually excludes removing the ECU from the vehicle (unless it is extremely accessible) ECUs can be repaired and usually this is the best option, there are dozens of companies in the UK that usually charge around £200 to repair and recondition your ECU and will have a life time warranty. Note: A high quality vin matched replacement ECU / ECU is typically $600 less than dealer installed parts. DIY: Immobilizer Hacking for Lost Keys or Swapped ECU. Here are instructions on how to add keys and changing the ECU in the diagrams below. Is this possibly because of my keys not being set to the new ECU?. When you have found the ECU you’ll need to remove the bracket and screw that hold it in place. Step 1: Gather Necessary Tools and Equipment Before starting the replacement process, gather the following tools and equipment: Replacement PCM/ECM/ECU Socket wrench set Screwdriver set (Phillips and flathead) Wire cutter and stripper Electrical tape Dielectric grease Anti-static wrist strap Work gloves Step 2:. 4K Share 175K views 2 years ago ALL COMPUTER RESOURCES In this. Recently ordered a new ecu core from dhm and after installing today it the idle went up to 3k. Reconnect the wires to the new ECU. How to Replace an Engine ECU. ) Reconnect the electrical wires and the battery. 1) use the ecu matching the engine. Installing New [Blank] ECU And Cloning Old ECU This feature clones the Old ECU (2005-2019) to the new Blank ECU. Postby newbone » Wed Jan 26, 2011 1:19 am. These include: Cleaning. Recently ordered a new ecu core from dhm and after installing today it the idle went up to 3k. , since these parts just render your new ECU program obsolete and useless (ie. 1) use the ecu matching the engine 2) purchase a third party tuning ecu and get it programmed to suit 3) have a tuning company re-program the existing ecu from the. If I replace the ECU, does it have to be reprogrammed to match VIN? 3. Ensuring connectors and pins arent broken or loose. This will give the new ECU time to configure itself correctly. If for some reason you need to change the ECU, theres a few components you need from the car the ECU came from for a quick & easy swap. NOTE: When installing a new ECM, ensure that the bike is turned off so that there is no power getting to the ECM. High idle after install new ecu. When doing an engine swap , do you have to have a matching ecu. As for the car itself, the engine will now only sporadically start. You will want to leave your vehicle at idle for at least 10 minutes which will give your ECM enough time to learn any new modifications installed on your vehicle. How Do I Replace My Cars ECM? – …. Then get it configured, and before you take out the old ECM, you need to prepare it to be replaced. Replacing a Dodge ECM Depending on the model and model year of your vehicle, actually finding the ECM may be the hardest part. go inside and ask them to do program my ecu, tell them the cars outside. I reset the ecu after installing the new one, also tried to adjust the air screw but it didnt lower the idle. Im not sure I would believe him if he is saying your ECU is bad. Before you started replacing the vehicle ECM, you disconnected the electricity connection from the Engine Control Module. New ECU Installed Now It Will Not Start. When you have found the ECU you’ll need to remove the bracket and screw that hold it in place. Installing A New ECU In GM Trucks. You will want to leave your vehicle at idle for at least 10 minutes which. 6K 436K views 7 years ago ECU FIX - Filthy Rich. The reprogramming may simply reinstall the same ECU software. The 2007 or so and newer ones do need to be married. Check engine light is off Car revs up smoothly. In the unfortunate event that you need to actually replace the ECU, you should add about $500 to $600 to the cost of the part for labor to install and program the new ECU. You will receive a pop-up window to save the old ECU mapping. You have to let your ECU adapt itself to the new situation arising out of the modification. Insert the first transponder key into ignition lock cylinder for registration DO NOT TURN ON. Normally these will be Phillips head screws, so make sure you have the right kind of screwdriver. How to Program Key for Gm/Chevy Anti. The diagnostic socket is always sited inside the cars cabin and within one metre of the steering wheel. Now therefore the step to be performed is to purge the old data and reset your ECU. Fixing all the hardware problems is to going back to the normal hardware conditions. Ensure that the IGN is ON, the RUN button is set to ‘Run’ , and the VCM is connected. My old ecu works fine with around 1700 at idle, didnt adjust. Re: Installing a new ECU. I have had trouble with my ECU so I bought a replacement unit and installed it. Unbolt the screws holding the ECM in place (Tool: Socket Wrench) Pull the old ECM out and replace it with the new one. How Do I Remove an ECM? This short, instructional video covers some general principles you should follow as you replace your ECM. After flashing the replacement ECU with proper VIN and calibrations you need to also program the immobilizer to store the sync codes in the replacement ECU. Here are instructions on how to add keys and changing the ECU in the diagrams below. Reconnect the positive cable to the battery 5. When you have found the ECU you’ll need to remove the bracket and screw that hold it in place. install new ecu : r/motorcycles. Screw or bolt it into place and install the bracket. Immobilizer III ECU Swapping. The reprogramming may simply reinstall the same ECU software. Double-check that you have the correct replacement ECU. We don’t have to go into the myriad of logical and technical automotive fallacies that the script writers dreamed up for the film’s characters (not to mention the. Installing New EcuThe final step is unplugging the wiring harness, which again will often be secured via a single bolt. 2) purchase a third party tuning ecu and get it programmed to suit. There are some different ECU part numbers from year to year, the 93,94 ECU is different than the 95-97 I believe. High idle after install new ecu. Warranty – If your car is still under any type of factory or extended warranty, you should be wary of installing any type of chip that requires you to open your car’s ECU case. I plug my old ecu in, drive it to the dealership, park outside, replace the ecu with the new one 2. NOTE: This will automatically create a folder with the VIN as a place. That’s what you’ll tell your ECU (engine control unit) anyway. How much does a replacement or reprogrammed ‘plug and play’ ECU / ECM cost? Click for vehicle specific pricing. How to Replace an Automotive Engine Computer (PCM/ECM/ECU). In order to complete this process, we must be able to communicate with the old ECU. Make sure to have the PIN of the CAR. Start by installing the new Engine Control Module (ECM). Without reflashing, the data stream from an aftermarket computer that the other components in. The car should start right away. Install the New ECU. This will apply to most later model Subarus because, lets face it, theyre all very similar. For all 3 you will probably need the dealer level computer software to code the ecu to the engine and security ie. I plug my old ecu in, drive it to the dealership, park outside, replace the ecu with the new one 2. Reflashing allows the engine to be tuned calibrated in the same way that the factory does it. Whilst you can adjust and replace the ECU in a vehicle that is predates 2001, you may have difficulty with newer cars. The procedure will preserve the tuning file in the old ECU. Complete the following steps using one of the original vehicle keys! A new key that is not authorized. The ECU on your car is coded and programmed to your specific car and a used ECU will not work with your car. How To Install An ECU/ECM Aspentera 1. ECU and EFI 101: A beginner’s guide to performance tuning. First, dont chip too early There is no point in getting a new ECU program early in your engine build up and then later upgrading to bigger lift and duration cams, or larger injectors, bigger fuel pump, or an aftermarket IM/bigger bore TB , etc. In this EFI and ECU tuning 101 session, lets break down why we modify late. 3K views 3 years ago About a month ago, my car went into LIMP MODE and then I got the. We dont have to go into the myriad of logical and technical automotive fallacies that the script writers dreamed up for the films characters (not to mention the imaginary gearboxes), but we can shine a light on this mysterious black box in the aftermarket world. ECU Changed: I Change the ECU so I Need to Program the Keys >ECU Changed: I Change the ECU so I Need to Program the Keys. Recently ordered a new ecu core from dhm and after installing today it the idle went up to 3k. After inserting the new ECM in the vehicle, you now need to connect the electricity with ECM. In the unfortunate event that you need to actually replace the ECU, you should add about $500 to $600 to the cost of the part for labor to install and program the new ECU. The easiest work around for this is to either buy a secondhand key,immobilizer & ecu as a kitted unit. Replaced engine do I have to do anything with ECU?>Replaced engine do I have to do anything with ECU?. Anyway, it takes all of 10 minutes to marry the LCD and ECU. From there, navigate to Blank ECU (Clone): Programming. Reflashing: How to Flash or Remap an Engine Computer Unit (ECU) Posted on September 16, 2019 by carcompblog Comments Off. Before I get into specifics, I have a few questions: 1. How to replace or swap an ECU? Consult your owner’s manual to locate the ECU. First, dont chip too early There is no point in getting a new ECU program early in your engine build up and then later upgrading to bigger lift and duration cams, or larger injectors, bigger fuel pump, or an aftermarket IM/bigger bore TB , etc. Re: Installing a new ECU Postby newbone » Fri Jan 21, 2011 1:02 am talked with the workshop again, it seems like when they are entering the generated code to the system nothing happened, it did not go on to the key reg process and it did not say the code was wrong, just nothing happened. The NEW ECU is already installed in the car. How to Tell If You Have a Faulty ECU. 0:10 Check Key A 0:30 Check Key B0:50 Start the engine1:10 Check Engine Light? Yes or No?ECU/ECM/PCM Engine Control Module Key Cycling Installation Instructi. Many of these have complex computer. 0:10 Check Key A 0:30 Check Key B0:50 Start the engine1:10 Check Engine Light? Yes or No?ECU/ECM/PCM Engine Control Module Key Cycling Installation Instructi. 4 Easy Steps for PCM ECM ECU Key Cycling Installation. Just flash the check engine light. The NEW ECU is already installed in the car. Installing New [Blank] ECU And Cloning Old ECU This feature clones the Old ECU (2005-2019) to the new Blank ECU. Things to Know Before Replacing Your ECM. The easiest work around for this is to either buy a secondhand key,immobilizer & ecu as a kitted unit. In the unfortunate event that you need to actually replace the ECU, you should add about $500 to $600 to the cost of the part for labor to install and program the new ECU.