Lonsdor Update Toyota Yaris 2021- 4A All Keys Lost via OBD

Lonsdor K518 series released a super update on Jan. 9th, 2026.

Update

Toyota Yaris (2021-) 4A Mechanical Key
Support All keys lost by OBD.
Menu path:Toyota\Select from vehicle\Asia\Yaris\2021-\Mechanical key(4A)

Note: Please pay to query rolling code from local distributor！

This function requires Yaris 4A software license activation.

Confirm if you are doing all keys lost procedure, and note the following:

Check the dashboard (the dashboard lights must be off).

Check the center console (the display should show no signs of operation) – this indicates all keys have lost.

Ensure only our device is connected to the OBD port, with no additional data collection tools attached.