1. Technical Service Bulletins

Update Toyota Software

June 12, 2023
Toyota
Note that this bulletin applies to vehicles equipped with both old and new type DAT UA80 automatic transmissions. Reprogram using software version 16.00.021 or later.
Note that this bulletin applies to vehicles equipped with both old and new type DAT UA80 automatic transmissions. Reprogram using software version 16.00.021 or later.

Some 2017-2018 Toyota Highlander and Sienna, 2018 Camry and 2019 Avalon vehicles with or without the stop/start feature may experience a MIL on with DTC P07407E and/or P27567F.

The ECM logic has been modified to reduce this concern. Note that this bulletin applies to vehicles equipped with both old and new type DAT UA80 automatic transmissions. Reprogram using software version 16.00.021 or later.

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