Toyota Lexus 89663-37455 Firmware Catalog Reference
Catalog details for 89663-37455 firmware, listed as a 496 KB main flash for the 76F0039AGD device.
89663-37455 is a Toyota or Lexus firmware catalog identifier associated with a 76F0039AGD main-flash file. The listed filename is 89663-37455-.bin, with a stated flash size of 496 KB.
The catalog also lists 89663-37455 without a variant label. The identifier alone does not establish the exact control module, vehicle application, or software function, and the filename does not identify a stock or modified feature.