Toyota Lexus Firmware 30430300-ii.bin
Catalog reference for Toyota and Lexus firmware file 30430300-ii.bin and its calibration identifier.
30430300-ii.bin is a firmware catalog filename associated with Toyota or Lexus automotive software. The identifier 30430300 and the -ii suffix distinguish this file from other catalog entries.
The identifier alone does not establish which control module uses the file or what vehicle function its software controls. The suffix is part of the filename, but it does not reliably identify a stock or modified feature.