Toyota Lexus Firmware 89663-35361
A catalog reference for Toyota and Lexus firmware identifier 89663-35361 and its related calibration entries.
89663-35361 is a Toyota calibration identifier in the 89663 part-number family, which is associated with engine control module software. Its tentative association is with the powertrain controller, which manages engine operation using sensor inputs and programmed calibrations.
The catalog groups 89663-35361 with identifiers 89663-21110, 89663-48E20 and 89663-60C36. It does not identify a vehicle, controller variant or specific change made by this calibration. The grouping alone does not establish that the listed calibrations are interchangeable.