See also:

Replacement parts
To ensure optimum performance and maintain the quality built into your vehicle’s emission control systems, Lexus recommends the use of Genuine Lexus Parts when servicing or repairing the system ...

Voice command system operation
VOICE COMMAND SYSTEM The voice command system enables the navigation, audio/video, hands-free and air conditioning systems to be operated using voice commands. The operating procedures of voice ...

Setting voice guidance volume
Select “Guidance Vol” using the “TUNE/SEL” knob. Change the voice guidance volume. To decrease the volume: Turn the “TUNE/SEL” knob counterclockwise. To increase the volume: Turn th ...