In many vehicles this will be accessible through the passenger compartment of the car, although you may need to take out pieces of carpet to access the unit. All I want is turning the ECU of my car the way it was when it left the factory to go thru the emmissions test. Which is outrageous, so my question is can i buy a used or refurbished PCM, install it and have the dealership reflash it to my car with my vin and will it function how its suppoaed to? Are You Suffering from Spark Plug Failure? The ECU, also known as the car computer, provides controls for a variety of systems within the engine. The following sections will examine these systems, including the control of air:fuel ratio, ignition timing, and idle speed. 800249371. So you have to get a new one. Some of the most common symptoms of a malfunctioning ECU include permanently lit engine check lights on the dashboard and irregular fuel consumption and it can even stop you from starting the car. 2 answers & 2 comments. >>> Worth your attention: 7 must-know tips to extend ECU-based cars' life expectancy. Complete the following steps using … The first step is to unplug the battery from the car so that there is absolutely no power running through your vehicles circuits. If you take one out of a vehicle that had a manual transmission and you put it in one that has an automatic then it may not shift right. As the man at the helm of BreakerLink, it is no surprise that its Director, Justin Smith, has always had a keen interest in cars, bikes and most things wheeled. Use an Open Port cable to connect the computer to the car's OBD-II ports. Having spent over two decades in the car parts industry, Justin combines his passion that since 2002, has successfully united those looking for new and used car parts with the breaker that supplies them. The engine control unit is one of the most important parts of your car’s on-board computer. Follow Justin on LinkedIn. My car has an automatic transmission. Bought PCM from salvage yard, but am hesitant to install in my car. Information about your device and internet connection, including your IP address, Browsing and search activity while using Verizon Media websites and apps. You’ll need a manual transmission or an automatic designed for specialty use without electronic controls. You can gain on the aging ECU as it has certain life. You can build or order a crate engine that’s carbureted, as fuel injection requires electronics. Re: How can I copy a original file from one ECU to another. Do the reverse of ECU removal and re-secure the ECU in place. With this done; take out faulty ECU and put in the new one. The EWS was created for this very purpose. These ECU types have memory chips on the circuit board that are known as OTP chips or ‘One Time Programmable”. It’s best to have it checked by an engine scanner later, or pay a bundle for replacement or reprogramming too. The term can be used to mean an Engine Control Unit or an Electronic Control Unit, both are control units but one denotes the specific use in an engine system. Reply. It helps regulate the systems and sub-systems imperative to the operation of your vehicle, so when it goes wrong it can cause a host of problems. What ECU do I have in my car? Noah_Sital April 29, 2017, 8:00pm #4. The new car's electronic engine management system is designed to provide reasonable performance and emissions over a wide range of fuel conditions and a wide range of weather conditions. Other problems could be electrical and maybe the sensor, which is still bad because it still can be traced to the ECU in the end. Finally turn off the car and start it as you would normally. This ECU is fitted to cars commonly produced before 2000 although there are exceptions to this rule. In many vehicles this will be accessible through the passenger compartment of the car, although you may need to take out pieces of carpet to access the unit. Friend of mine who is a Ford mechanic, stated that it more that likely is not the problem. © BreakerLink - Car Parts Finder 2002-2021, Know Your Rights – What Happens When Buying a Used…, Don’t Ignore these Six Signs of Radiator Cap Issues. Step #4. You’ll have to short out OBD, and 30 minutes later, the ECU will be programmed to your car. Non OBD Flashable Pre 2000. Now, the VIN number on this, you will still have to write the VIN, because you will not pass the DEQ. used ECU in the car, 30 minutes. Make sure to have the Radio Code (for factory radios only). I called the RAC out they have told me I have a ECU problem And the car has had it . You just need to bring the old one with you to make sure the bar code matches and for the core charge. mbastian Posts: 7 Joined: Sun Dec 01, 2013 11:21 pm Location: Germany. This is where the lights come on, but the engine does not fully engage. Normally these will be Phillips head screws, so make sure you have the right kind of screwdriver. People use to stole the newer Car ECU and replace them with their old cars. Sean. With very rare exceptions a second hand ECU is the best way to go. Double check that you timed the engine correctly when you put it back together. What are the most common wrong fuel symptoms? Battery voltage at least 12.5 V. All relevant coding and adaptation values have been transferred from the ORIGINAL (OLD) ECU to the REPLACEMENT (USED) ECU. My car has 96000 miles. This is to let all the information clear from the memory chips in the computer, ensuring that no old instructions can corrupt the new unit. It is therefore imperative to check that you have the exact part number specific to your vehicle when ordering. 1 ecu as backup ready to be swapped incase I brick my ecu. The final step is unplugging the wiring harness, which again will … HWY20 in Waterloo, AL on . August 05, 2013. Finally I got it done by someone really far away from my country. This free software program is suitable for most cars and provides the information stored in a car computer, including the ability to program new images onto a computer. Many of these have complex computer systems and you will have to take them into an authorised dealer to have reconfiguration work performed under the hood. My car has 140000 miles. Step #5. The ECU plays a crucial role in newer vehicles, where many (if not all) of the essential functions of the car are controlled by the ECU. Normally these will be Phillips head screws, so make sure you have the right kind of screwdriver. What happens is that the EWS system connects with the key transponder, but fails to properly communicate with the DME. I'm planning to have 2 different ECU for my car. You then need to let your car sit for around quarter of an hour disconnected from any power source. I put a new computer box in the car now it won't start the old computer box was causing problems so I changed it and had a new one shipped and put it in and now and nothing's happening won't click current nothing Batteries Not Dead power comes on just won't start help please . The benefits are many. Thanks As there are often no physical differences in the ECUs that are used across different models from the same manufacturer. Also, some comfort features are only enabled in software, so you may get the greater functionality on your car than what you actually have. Previously it was possible in all the cars to replace the ECU’s. Here is the original ECU of the car, but I have a question whether it can be replaced by another ECU with the same MEG code 17.9.12.1 but different from the 39110-04006 line (by uploading the original firmware of the ECU head for replacement ECU). Any advice would be appreciated . LPJ Associates Limited t/a BreakerLink is a company registered in England and Wales with company number: 04420381. Hello again, I just have read the spare part ECU. pushrod on . I did this and sputtering is still occurring. Suggested I replace spark plugs. Find out more about how we use your information in our Privacy Policy and Cookie Policy. Sorry for the bad news. Question: How can I tell if I have put the wrong fuel in my car? My mechanic says that the car needs a new ECM and discouraged buying a used ECM instead. Whilst you can adjust and replace the ECU in a vehicle that is predates 2001, you may have difficulty with newer cars. Just keep in mind to have all possibilities covered before messing with the ECU! I have a Honda Civic Hybrid 2007. Also complete explanation for the function of an ECU and its history. You can NOT install a used ECU in another car it will not work. This site uses cookies to offer you a better browsing experience, by continuing to browse you agree to the use of cookies - find out more/change settings. However they do … This had lead to illegal replacement of the ECU’s. VAT No. The price is much lower and ECUs normally last longer than the rest of the car does. August 04, 2013. Tester. The final step is unplugging the wiring harness, which again will often be secured via a single bolt. Immobilizer will be programmed, it will start the car. by mbastian » Mon Dec 02, 2013 1:48 pm . Replacing ECU. The ECU is removed by unscrewing and holding it in place; with a socket wrench. Our Network will deliver New ECU Parts at discounted prices, or even very cheap Used ECU Parts direct to your door. Make sure to have BOTH PIN's, from the ORIGINAL (OLD) and the REPLACEMENT (USED) ECU. I had my ecu brick on last aug18, It took me months to get it sorted. To enable Verizon Media and our partners to process your personal data select 'I agree', or select 'Manage settings' for more information and to manage your choices. 2. read more. When you have found the ECU you’ll need to remove the bracket and screw that hold it in place. The short answer in my experience is: no, you can not plug a junkyard PCM in without flashing it to … Is not usually advisable to fit "second hand ecu's" in to cars as you have no idea whats wrong with the unit and you only take the sellers word for that it works ok..plus alot of ecus are coded to the specific car ie: immobiliser etc.The best options in many cases with ecu faults is either go with the expensive option and have it re-newed..or the best solution which most people prefer would be to have the exsisting one … Thank you for your help Branden Padgett . Answer: Assume you’ve just been to the petrol station to fill up and, as you’re driving away, something starts nagging at you and you begin to wonder if you might have put the wrong fuel in. ECU removal. Can I buy a used PCM from salvage yard and install it in my car? What are the most common wrong fuel symptoms? If you cannot revive the part in this manner then install the new ECU by attaching the wiring harness and then screwing back into its housing. You can change your choices at any time by visiting Your Privacy Controls. Yahoo is part of Verizon Media. My car has a … Shifts fine, fuel pump primes, engine light is off, it's all good. Answer. We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. Extremes of temperature, vibration and moisture can play havoc with electronic devices and ECU failure is certainly not unknown. my neighbor has a car that is exatly like mine. When you have removed the old ECU there may be a diagnostics mode that allows you to track down the exact fault in the part, and you might even be able to perform some kind of reset that clears the problem. Use your owner’s manual to find the exact location of the ECU. The price difference between a new and used … Those have electronic shift solenoids. Car Losing Power: Possible Causes and Culprits, True or False? after showing a P0601 code, and it was confirmed as bad. 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