Interior features
Menu list of the hands-free phone system
In this manual: Interior features
~1min read
- Normal operation


- Using a short cut key

- Automatic volume adjustment
When vehicle speed reaches 80 km/h or more, the volume automati- cally increases. The volume returns to the previous volume setting when vehicle speed drops to 70 km/h or less.
- When using a voice command
For numbers, say a combination of single digits from zero to nine, # (pound),
(star), and + (plus).
Say the command correctly and clearly.
- Situations that the system may not recognize your voice
• When driving on rough roads
• When driving at high speeds
• When air is blowing out of the vents onto the microphone
• When the air conditioning fan emits a loud noise
- Operations that cannot be performed while driving
• Operating the system with the “TUNE/SEL” knob
• Registering a cellular phone to the system
- Changing the passkey
Test yourself
A quick Lexus GX quiz: every answer comes with an explanation and a link to the manual page.
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