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When doing an engine swap , do you have to have a matching ecu



The Next CEO of Stack OverflowEngine swap considerationsECU Diagnostic Port cut off and Check Engine Light disabled2000 mustang v6 engine swap?Do I have an ECU problem?How do you compare two ECU mapsR32 Skyline GT-R low powerDLC Pinout for SVX ECUEngine ID, transmission swap compatibility?Considerations for a successful VW 2004 Jetta 2.0L engine swap in place of a 1.6L engineVW Golf MK4 1.6 to 2.0 engine swap: which ECU to use?










3















Now I’m familiar with engine swaps and where they can be useful, but the idea behind the engine management system throws me off.If for example , I have a stock engine in my 2008 Chevy impala , then I decide to install let’s say a k24a4 into my impala , will I need to get a whole new ecu with the engine management software already installed on it? or can I just install the engine management software on my oem ecu? , and if so where would I even get the engine management software for the engine? and how would I install it on the device?. I have a lot of questions , please try your best I’m just really looking to understand this concept.










share|improve this question






















  • How about get the matching ecu with the engine you buy.

    – Solar Mike
    Mar 19 at 6:19











  • That is a simple answer thanks , but is it possible to upload the engine management program on my old ecu ?

    – RonRon Scores
    Mar 19 at 6:29















3















Now I’m familiar with engine swaps and where they can be useful, but the idea behind the engine management system throws me off.If for example , I have a stock engine in my 2008 Chevy impala , then I decide to install let’s say a k24a4 into my impala , will I need to get a whole new ecu with the engine management software already installed on it? or can I just install the engine management software on my oem ecu? , and if so where would I even get the engine management software for the engine? and how would I install it on the device?. I have a lot of questions , please try your best I’m just really looking to understand this concept.










share|improve this question






















  • How about get the matching ecu with the engine you buy.

    – Solar Mike
    Mar 19 at 6:19











  • That is a simple answer thanks , but is it possible to upload the engine management program on my old ecu ?

    – RonRon Scores
    Mar 19 at 6:29













3












3








3








Now I’m familiar with engine swaps and where they can be useful, but the idea behind the engine management system throws me off.If for example , I have a stock engine in my 2008 Chevy impala , then I decide to install let’s say a k24a4 into my impala , will I need to get a whole new ecu with the engine management software already installed on it? or can I just install the engine management software on my oem ecu? , and if so where would I even get the engine management software for the engine? and how would I install it on the device?. I have a lot of questions , please try your best I’m just really looking to understand this concept.










share|improve this question














Now I’m familiar with engine swaps and where they can be useful, but the idea behind the engine management system throws me off.If for example , I have a stock engine in my 2008 Chevy impala , then I decide to install let’s say a k24a4 into my impala , will I need to get a whole new ecu with the engine management software already installed on it? or can I just install the engine management software on my oem ecu? , and if so where would I even get the engine management software for the engine? and how would I install it on the device?. I have a lot of questions , please try your best I’m just really looking to understand this concept.







engine ecu tuning






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Mar 19 at 6:12









RonRon ScoresRonRon Scores

204




204












  • How about get the matching ecu with the engine you buy.

    – Solar Mike
    Mar 19 at 6:19











  • That is a simple answer thanks , but is it possible to upload the engine management program on my old ecu ?

    – RonRon Scores
    Mar 19 at 6:29

















  • How about get the matching ecu with the engine you buy.

    – Solar Mike
    Mar 19 at 6:19











  • That is a simple answer thanks , but is it possible to upload the engine management program on my old ecu ?

    – RonRon Scores
    Mar 19 at 6:29
















How about get the matching ecu with the engine you buy.

– Solar Mike
Mar 19 at 6:19





How about get the matching ecu with the engine you buy.

– Solar Mike
Mar 19 at 6:19













That is a simple answer thanks , but is it possible to upload the engine management program on my old ecu ?

– RonRon Scores
Mar 19 at 6:29





That is a simple answer thanks , but is it possible to upload the engine management program on my old ecu ?

– RonRon Scores
Mar 19 at 6:29










2 Answers
2






active

oldest

votes


















5














There are 3 options:



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



For all 3 you will probably need the dealer level computer software to code the ecu to the engine and security ie keys etc



1 is likely to be the cheapest but I have no figures for the others - check out the performance tuning companies...






share|improve this answer






























    2














    GM engine management software (from your old Impala ECM) is not going to be able to run a Honda engine. If you managed to flash the Honda software onto your GM ECM, you'd likely brick the device.



    A Honda ECM - which you'll need to run the new engine - is not going to talk to your BCM. Even if you could get the thing plugged up correctly, which is going to require a ton of electrical work, compensation for missing or extra components, etc., you wouldn't be able to start the car unless the ECM and BCM can talk to each other and are speaking the same language. That is most definitely NOT the case here.



    Installing an engine from a different manufacturer is non-trivial. I would not recommend that you attempt this unless you can find a kit for installing this engine in your car that includes all of the necessary electronics, wiring harness, etc., or if you are an electrical and automotive engineer that's done this before, or if you're happy with the car sitting for a year while you figure all of this out.



    You need to think about things like O2 sensors vs wideband sensors, ignition coil differences, variable valve timing - Honda and GM's systems are very different.



    This is a huge project.






    share|improve this answer


















    • 1





      Yours is the correct answer. Mike assumed it was another GM engine...

      – Moab
      Mar 19 at 21:13











    Your Answer








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    2 Answers
    2






    active

    oldest

    votes








    2 Answers
    2






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    5














    There are 3 options:



    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



    For all 3 you will probably need the dealer level computer software to code the ecu to the engine and security ie keys etc



    1 is likely to be the cheapest but I have no figures for the others - check out the performance tuning companies...






    share|improve this answer



























      5














      There are 3 options:



      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



      For all 3 you will probably need the dealer level computer software to code the ecu to the engine and security ie keys etc



      1 is likely to be the cheapest but I have no figures for the others - check out the performance tuning companies...






      share|improve this answer

























        5












        5








        5







        There are 3 options:



        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



        For all 3 you will probably need the dealer level computer software to code the ecu to the engine and security ie keys etc



        1 is likely to be the cheapest but I have no figures for the others - check out the performance tuning companies...






        share|improve this answer













        There are 3 options:



        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



        For all 3 you will probably need the dealer level computer software to code the ecu to the engine and security ie keys etc



        1 is likely to be the cheapest but I have no figures for the others - check out the performance tuning companies...







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Mar 19 at 6:36









        Solar MikeSolar Mike

        19.3k21134




        19.3k21134





















            2














            GM engine management software (from your old Impala ECM) is not going to be able to run a Honda engine. If you managed to flash the Honda software onto your GM ECM, you'd likely brick the device.



            A Honda ECM - which you'll need to run the new engine - is not going to talk to your BCM. Even if you could get the thing plugged up correctly, which is going to require a ton of electrical work, compensation for missing or extra components, etc., you wouldn't be able to start the car unless the ECM and BCM can talk to each other and are speaking the same language. That is most definitely NOT the case here.



            Installing an engine from a different manufacturer is non-trivial. I would not recommend that you attempt this unless you can find a kit for installing this engine in your car that includes all of the necessary electronics, wiring harness, etc., or if you are an electrical and automotive engineer that's done this before, or if you're happy with the car sitting for a year while you figure all of this out.



            You need to think about things like O2 sensors vs wideband sensors, ignition coil differences, variable valve timing - Honda and GM's systems are very different.



            This is a huge project.






            share|improve this answer


















            • 1





              Yours is the correct answer. Mike assumed it was another GM engine...

              – Moab
              Mar 19 at 21:13















            2














            GM engine management software (from your old Impala ECM) is not going to be able to run a Honda engine. If you managed to flash the Honda software onto your GM ECM, you'd likely brick the device.



            A Honda ECM - which you'll need to run the new engine - is not going to talk to your BCM. Even if you could get the thing plugged up correctly, which is going to require a ton of electrical work, compensation for missing or extra components, etc., you wouldn't be able to start the car unless the ECM and BCM can talk to each other and are speaking the same language. That is most definitely NOT the case here.



            Installing an engine from a different manufacturer is non-trivial. I would not recommend that you attempt this unless you can find a kit for installing this engine in your car that includes all of the necessary electronics, wiring harness, etc., or if you are an electrical and automotive engineer that's done this before, or if you're happy with the car sitting for a year while you figure all of this out.



            You need to think about things like O2 sensors vs wideband sensors, ignition coil differences, variable valve timing - Honda and GM's systems are very different.



            This is a huge project.






            share|improve this answer


















            • 1





              Yours is the correct answer. Mike assumed it was another GM engine...

              – Moab
              Mar 19 at 21:13













            2












            2








            2







            GM engine management software (from your old Impala ECM) is not going to be able to run a Honda engine. If you managed to flash the Honda software onto your GM ECM, you'd likely brick the device.



            A Honda ECM - which you'll need to run the new engine - is not going to talk to your BCM. Even if you could get the thing plugged up correctly, which is going to require a ton of electrical work, compensation for missing or extra components, etc., you wouldn't be able to start the car unless the ECM and BCM can talk to each other and are speaking the same language. That is most definitely NOT the case here.



            Installing an engine from a different manufacturer is non-trivial. I would not recommend that you attempt this unless you can find a kit for installing this engine in your car that includes all of the necessary electronics, wiring harness, etc., or if you are an electrical and automotive engineer that's done this before, or if you're happy with the car sitting for a year while you figure all of this out.



            You need to think about things like O2 sensors vs wideband sensors, ignition coil differences, variable valve timing - Honda and GM's systems are very different.



            This is a huge project.






            share|improve this answer













            GM engine management software (from your old Impala ECM) is not going to be able to run a Honda engine. If you managed to flash the Honda software onto your GM ECM, you'd likely brick the device.



            A Honda ECM - which you'll need to run the new engine - is not going to talk to your BCM. Even if you could get the thing plugged up correctly, which is going to require a ton of electrical work, compensation for missing or extra components, etc., you wouldn't be able to start the car unless the ECM and BCM can talk to each other and are speaking the same language. That is most definitely NOT the case here.



            Installing an engine from a different manufacturer is non-trivial. I would not recommend that you attempt this unless you can find a kit for installing this engine in your car that includes all of the necessary electronics, wiring harness, etc., or if you are an electrical and automotive engineer that's done this before, or if you're happy with the car sitting for a year while you figure all of this out.



            You need to think about things like O2 sensors vs wideband sensors, ignition coil differences, variable valve timing - Honda and GM's systems are very different.



            This is a huge project.







            share|improve this answer












            share|improve this answer



            share|improve this answer










            answered Mar 19 at 19:09









            3Dave3Dave

            2,2441228




            2,2441228







            • 1





              Yours is the correct answer. Mike assumed it was another GM engine...

              – Moab
              Mar 19 at 21:13












            • 1





              Yours is the correct answer. Mike assumed it was another GM engine...

              – Moab
              Mar 19 at 21:13







            1




            1





            Yours is the correct answer. Mike assumed it was another GM engine...

            – Moab
            Mar 19 at 21:13





            Yours is the correct answer. Mike assumed it was another GM engine...

            – Moab
            Mar 19 at 21:13

















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