Oh ... at least 2 month working on it by night when my child is sleeping... That's also why I'm sharing it, making win time to people who need it. I understand ! Have you made a SBL for the SH7055 ?

My first experiment with the altered firmware was that the gearbox would engage first gear, but somehow the accelerator was ignored. I would slam the accelerator and something would immediately bring it down. As if something was inhibiting it. Either there was something in EEPROM related to signal c...