Toyota and Lexus Firmware 89983-48231 (2).bin
Catalog reference for Toyota and Lexus firmware identifier 89983-48231 and its related file name.
89983-48231 (2).bin is a Toyota or Lexus automotive firmware file associated with the catalog identifier 89983-48231. The related catalog entry uses the same identifier without the filename suffix.
Catalog identification
The complete identifier does not establish a specific control module, vehicle application, or software function on the available evidence. The (2) suffix distinguishes the supplied filename, but it does not by itself identify a stock or modified variant.
A matching vehicle and controller identification would be needed to determine where this firmware belongs and what it controls.