PCMTuner Toyota Revo 2021 Problem Prepare Selected File?

 Problem:

Try to read Toyota revo year 2021 with Tactrix openport 2.0 and pcmtuner dongle. what’s the problem (I can read but not write). pcmflash says there was a problem preparing the selected file.

PCMTuner Toyota Revo 2021 Problem

Cause:

newer UDS protocol needed for Toyota 2020>>> cannot do on this version

Revo2020 use PCM Flash 1.2.1 or higher version

1.20 can not support 74 revo 2021.

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