Toyota and Lexus Firmware 89663-60C32.bin
A catalog reference for Toyota and Lexus firmware identifier 89663-60C32.bin and its controller-part-number family.
89663-60C32.bin is a Toyota or Lexus firmware catalog entry associated with the 89663 calibration-part-number family. That family is generally used for engine control software, which manages engine operation through an electronic control module.
The association with engine control is tentative for this exact identifier. The catalog name does not establish a specific vehicle, engine, or control function, and it does not identify a stock or modified variant. It also does not show what changed in this particular revision.