Toyota Firmware 89663-06252: Calibration Catalog
A concise catalog reference for Toyota firmware 89663-06252 and its two related binary filenames.
89663-06252 is a Toyota calibration identifier associated with the engine control module firmware part-number family. An engine control module manages engine operation using sensor inputs and calibration data, including settings that influence fuel delivery and ignition timing.
The identifier alone does not establish the exact vehicle application or the specific behavior of this calibration. The controller-family association is therefore tentative, and it should not be treated as evidence of a particular drivability change or software update.
Catalog filenames
The entry appears as 89663-06252.bin and 89663-06252 (2).bin. Both names carry the same calibration identifier. The parenthesized number distinguishes the filenames but does not identify a stock or modified feature.