Toyota 89661-60C62_UZJ100_2UZFE_60C62_ME2Fi8.bin Engine ECU Firmware
A catalog overview of Toyota 89661-60C62 firmware for the UZJ100 and 2UZ-FE engine ECU application.
89661-60C62_UZJ100_2UZFE_60C62_ME2Fi8.bin is an engine control firmware file associated with Toyota’s UZJ100 vehicle designation and the 2UZ-FE V8 engine. The 89661 part-number family identifies an engine control computer, which manages engine operation using sensor inputs and programmed control strategies.
Engine ECU function
The engine ECU coordinates functions such as fuel injection and ignition timing to support starting, drivability and emissions control. The UZJ100 and 2UZFE labels make this a more specific catalog entry than the related 89661-60C62 part number alone.
The filename also includes ME2Fi8, but it does not establish a particular stock or modified feature. The catalog information does not identify a specific change introduced by this firmware revision or confirm compatibility with a particular vehicle.