0 votes . The car might crank, but the DME will never get the "permission" to power the fuel pump and send the spark … My mechanic says that the car needs a new ECM and discouraged buying a used ECM instead. Reply. I'm planning to have 2 different ECU for my car. However they do … Source: ebay.com. Information about your device and internet connection, including your IP address, Browsing and search activity while using Verizon Media websites and apps. 2. Are You Suffering from Spark Plug Failure? Popular Answer . ECU Location:Where is The ECU Located in Your Car July 15, 2017 auto Auto Knowledge 0 Sometimes,we need to remove ECU when replacing new ECU or remapping ECU.And before we do this,we need to find the ECU location in your vehicle.So in this I article I introduce ECU location of some vehicle manufacturers models.And some feedbacks from vehicle owner. Use your owner’s manual to find the exact location of the ECU. 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. Step #4. Replacing ECU. after showing a P0601 code, and it was confirmed as bad. Also complete explanation for the function of an ECU and its history. Normally these will be Phillips head screws, so make sure you have the right kind of screwdriver. The short answer in my experience is: no, you can not plug a junkyard PCM in without flashing it to … Previously it was possible in all the cars to replace the ECU’s. 1 ecu as backup ready to be swapped incase I brick my ecu. External faults can cause problems. Re: How can I copy a original file from one ECU to another. >>> Worth your attention: 7 must-know tips to extend ECU-based cars' life expectancy. You can gain on the aging ECU as it has certain life. The following sections will examine these systems, including the control of air:fuel ratio, ignition timing, and idle speed. 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. Use your owner’s manual to find the exact location of the ECU. Modern cars are completely controlled by electronics and sensors, and the wiring harness will be essentially useless without the ECU. The first step is to unplug the battery from the car so that there is absolutely no power running through your vehicles circuits. Bought PCM from salvage yard, but am hesitant to install in my car. Do the reverse of ECU removal and re-secure the ECU in place. will it run if it is from the same year make (2002 Pontiac Grand Prix) my car will not crank. 800249371. Because if you install a used ECU in any BMW, the VIN number and Rolling Code will not match, and it will prevent the car from starting. 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. This had lead to illegal replacement of the ECU’s. 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. Answer. 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. 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. What happens is that the EWS system connects with the key transponder, but fails to properly communicate with the DME. The car should start right away. Also, some comfort features are only enabled in software, so you may get the greater functionality on your car than what you actually have. All the PCM’s/ECU’s I get are used ones from a local auto recycler. 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. Can I buy a used PCM from salvage yard and install it in my car? Normally these will be Phillips head screws, so make sure you have the right kind of screwdriver. You can build or order a crate engine that’s carbureted, as fuel injection requires electronics. My car has 140000 miles. If possible, install this app on your laptop so you can bring it to your car. Making AutoVillage your Number 1 online car portal for all Automotive Products and Services. 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. We can understand that it is tempting to use information about your make/model from the internet, but it's not a foolproof way to find the exact electronic control module needed for your vehicle. 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. August 05, 2013. Those have electronic shift solenoids. I did this and sputtering is still occurring. 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. Question: How can I tell if I have put the wrong fuel in my car? With very rare exceptions a second hand ECU is the best way to go. A used ECU would have to be programmed to your vehicle, depending on make and model it can be as simple as using a diagnostic tool to program it or a lot of times it can involve swapping the contents of the internal memory from the old ECU to the new one which isn't a job for the average garage. The benefits are many. The ECU is removed by unscrewing and holding it in place; with a socket wrench. Double check that you timed the engine correctly when you put it back together. Whilst you can adjust and replace the ECU in a vehicle that is predates 2001, you may have difficulty with newer cars. my neighbor has a car that is exatly like mine. Extremes of temperature, vibration and moisture can play havoc with electronic devices and ECU failure is certainly not unknown. When you have found the ECU you’ll need to remove the bracket and screw that hold it in place. This can be a very expensive part to replace, so you are often better off trying to purchase second hand rather than buying new from a dealer and fitting the part yourself. Any advice would be appreciated . 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. Use an Open Port cable to connect the computer to the car's OBD-II ports. You just need to bring the old one with you to make sure the bar code matches and for the core charge. Make sure to have BOTH PIN's, from the ORIGINAL (OLD) and the REPLACEMENT (USED) ECU. ... My car can start perfectly fine one day and the next not start at all completely dead no radio no lights nothing which can last a few days and out the blue starts again. 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. Non OBD Flashable Pre 2000. Let the car sit for five minutes, giving the computer and ECU time to configure correctly. I had the old one checked for voltages, etc. What are the most common wrong fuel symptoms? Tester. 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. With this done; take out faulty ECU and put in the new one. 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. Find out more about how we use your information in our Privacy Policy and Cookie Policy. Friend of mine who is a Ford mechanic, stated that it more that likely is not the problem. Thanks I called the RAC out they have told me I have a ECU problem And the car has had it . will the ecu run mmy car? 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. LPJ Associates Limited t/a BreakerLink is a company registered in England and Wales with company number: 04420381. used ECU in the car, 30 minutes. I have a Honda Civic Hybrid 2007. 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. 0 0. It is now time to reconnect the battery and turn on the auxiliary switch on the engine. The price difference between a new and used … Our Network will deliver New ECU Parts at discounted prices, or even very cheap Used ECU Parts direct to your door. 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 … People use to stole the newer Car ECU and replace them with their old cars. We can source and supply Discounted Car ECU Parts and ECU Spares to you, no matter where you live. And quoted me 1350.00 to fix it. You then need to let your car sit for around quarter of an hour disconnected from any power source. The engine control unit is one of the most important parts of your car’s on-board computer. My car has a … Step #5. Thank you for your help Branden Padgett . Now, the VIN number on this, you will still have to write the VIN, because you will not pass the DEQ. 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). So you have to get a new one. The final step is unplugging the wiring harness, which again will … If it can, help me some ECU codes can replace ECU in photos that work well with my car? The coding will not match up. You’ll have to short out OBD, and 30 minutes later, the ECU will be programmed to your car. Registered Office: 289 Aylsham Road, Norwich, Norfolk, NR3 2RY. You’ll need a manual transmission or an automatic designed for specialty use without electronic controls. August 04, 2013. Follow Justin on LinkedIn. 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. That is why I want to have spare ecu. I had my ecu brick on last aug18, It took me months to get it sorted. 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. This ECU is fitted to cars commonly produced before 2000 although there are exceptions to this rule. We place vehicle ECU’s in to 4 different categories. In addition, the units are very sensitive electrically. HWY20 in Waterloo, AL on . Make sure to have the Radio Code (for factory radios only). Suggested I replace spark plugs. 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. pushrod on . The EWS was created for this very purpose. 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 . Finally I got it done by someone really far away from my country. Shifts fine, fuel pump primes, engine light is off, it's all good. 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. Sean. ECU removal. 2 answers & 2 comments. Car Losing Power: Possible Causes and Culprits, True or False? © 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. When you have found the ECU you’ll need to remove the bracket and screw that hold it in place. mbastian Posts: 7 Joined: Sun Dec 01, 2013 11:21 pm Location: Germany. 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. Noah_Sital April 29, 2017, 8:00pm #4. The REPLACEMENT (USED) ECU is installed in the car. read more. These ECU types have memory chips on the circuit board that are known as OTP chips or ‘One Time Programmable”. As there are often no physical differences in the ECUs that are used across different models from the same manufacturer. My car has an automatic transmission. The final step is unplugging the wiring harness, which again will often be secured via a single bolt. i am told that it is the ecu. You can NOT install a used ECU in another car it will not work. 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? It’s best to have it checked by an engine scanner later, or pay a bundle for replacement or reprogramming too. Hello again, I just have read the spare part ECU. VAT No. What ECU do I have in my car? The best way to ensure your car is compatible with one of our ECU tuners - is to have the exact part number from the defective/original unit in your automobile. You can change your choices at any time by visiting Your Privacy Controls. 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. asked Sep 11, 2014 by David. by mbastian » Mon Dec 02, 2013 1:48 pm . It is therefore imperative to check that you have the exact part number specific to your vehicle when ordering. Immobilizer will be programmed, it will start the car. Just keep in mind to have all possibilities covered before messing with the ECU! Common Driving Myths Debunked, Stop Your Catalytic Convertor from Being Stolen – Top Tips, Looking After Your Gearbox and Transmission 101, Speed Camera Behaviours: Mechanism or Myth. What are the most common wrong fuel symptoms? The price is much lower and ECUs normally last longer than the rest of the car does. Sorry for the bad news. Finally turn off the car and start it as you would normally. This is where the lights come on, but the engine does not fully engage. My car has 96000 miles. Can i install a used ecu in my car? But, there may be other possibilities besides a car ECU going crazy to consider. Yahoo is part of Verizon Media. Complete the following steps using … The ECU, also known as the car computer, provides controls for a variety of systems within the engine. Which again will often be secured via a single bolt our Privacy Policy Cookie! 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These systems, including your IP address, Browsing and search activity while Verizon! 2002 Pontiac Grand Prix ) my car an Open Port cable to connect the computer to the computer. May have difficulty with newer cars later, the ECU, also known as OTP chips or ‘ time... Find the exact location of the car 's OBD-II ports because you will still have to write the VIN because! More that likely is not the problem not work old ) and the replacement ( used ) ECU first. Electronic devices and ECU time to reconnect the battery and turn on the circuit board that are known OTP... Have the right kind of screwdriver place vehicle ECU ’ s, because you not. True or False all the cars to replace the ECU ’ s not pass the DEQ a... Factory radios only ) brick my ECU brick on last aug18, it all. Just keep in mind to have all possibilities covered before messing with the key transponder, but hesitant.