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      09-14-2020, 06:58 PM   #16
dradernh
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Drives: 2017 M240i
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Quote:
Originally Posted by aerobod View Post
You can't just swap the ECU (DME) from another car (or a new one for that matter) without updating and aligning it with the EWS system to ensure the VIN locked rolling codes that the system modules communicate with EWS are in-sync and correct. Who knows what other counters or EEPROM values in other modules are affected when this is done? It isn't just a case of swapping the DME in and out in isolation, as the security system controlled by the EWS will just prevent the car from starting.
I'd sort of figured that one wasn't going to fly.
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