Solved! Key Tool Plus Program Toyota Corolla Key “Fail- ERR: 621101”

One customer asked if this key could be programmed by Key Tool Plus Tablet.

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He generates Toyota Corolla 2019- 433mhz using XSTO01EN Toyota Remote, but programming via “4A new system after 2019” failed.

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Here Xhorsevvdi tech shares

Solution:

Wrong menu, program keys via “Type 5 (4A- 2019-)”.

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Hope this could help!

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