Toyota and Lexus Firmware 89663-60A33 (3).bin
Catalog reference for 89663-60A33 (3).bin, a Toyota or Lexus engine control calibration identifier.
89663-60A33 (3).bin is cataloged under Toyota and Lexus calibration identifier 89663-60A33. The 89663 part-number family is associated with engine control software, so this file is tentatively an engine control module calibration.
The engine control module manages engine operation using sensor inputs to control functions such as fuel delivery and ignition. The available catalog name does not establish which vehicle or engine uses this calibration, or what this particular revision changes.
The (3) suffix is part of the filename rather than the calibration identifier. It does not establish a stock or modified variant.