If a warning message is shown on the multi-information display, stay calm and perform the following actions:

If any of the warning message or indicator comes on again after the following actions have been performed, contact your toyota dealer.
If a warning light turns on
or a warning buzzer
sounds
Warning message and warning buzzer listVoice settings
This screen is used for guidance for voice command systems
setting.
Adjust the voice guidance volume
setting.
Set the voice recognition
prompts “high”, “low” or “off”.
Set the train voice recognition.
Set the voice prompt interrupt
on/off.
Voice recognition tutorial
...