See also:

Light bulbs
You may replace the following bulbs yourself. The difficulty level of replacement varies depending on the bulb. If necessary bulb replacement seems difficult to perform, contact your Lexus dealer. ...

Overview button and guidance screen
*: Press and hold the “PWR·VOL” knob for 3 seconds or more to turn off the screen and restart the navigation system. Do this when the vehicle-mounted device response is extremely slow. ...

Expanded voice commands
Touching “On” next to “Expanded Voice Commands” on the “Voice Set- tings” screen enables voice command operation of the audio/video and air conditioning system. (See page 56.) For mor ...