Toyota and Lexus Firmware 89663-60E60-B
A catalog reference for Toyota and Lexus firmware 89663-60E60-B and its related 89663-60E60 calibration identifier.
89663-60E60-B is a Toyota or Lexus automotive firmware identifier related to catalog entry 89663-60E60. The 89663 part-number family is generally associated with engine control computer calibration software, which controls aspects of engine operation.
The association with engine control is tentative for this complete identifier. The available catalog name does not establish the exact vehicle application, controller, or function of the -B revision. It also does not identify a stock or modified variant.