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Old 07-21-2020, 09:27 AM   #18
Kodename47
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Quote:
Originally Posted by NicFromTheNorth View Post
What confuses me is how the ECU will know where to fetch the maps in the OFT V4 tune, given that the map memory addresses are different than in my original tune file. I assume the flashing process does not only load the tune file, but also modifies something else in the ECU such that it retrieves the maps from the proper locations in the V4 tune file. Is this assumption correct?
The ROM file is the new software for the ECU and only this is flashed - These replace one area on the ECU but the IDs that it use are different depending on the Calibration ID. How it does this doesn't really matter.
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