Toyota and Lexus Firmware 896653023100.bin

896653023100.bin is a firmware file carrying the Toyota calibration identifier 896653023100. Its 89665 prefix is associated with the engine control module family, so the file is tentatively linked to engine control software.

An engine control module manages functions such as fuel delivery and ignition timing using sensor inputs and programmed calibrations. The complete identifier alone does not establish which vehicle or engine uses this file, or what behavior this particular revision changes.