See also:

Screen adjustment
You can adjust the contrast, brightness, color and tone of the screen. You can also turn the display off, and change the screen to either day or night mode. Contrast, brightness, color and tone adj ...

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

Locking or unlocking the phone book
Select “Phonebook Lock (Phbk Lock)” or “Phonebook Unlock (Phbk Unlock)” using a voice command or the “TUNE/SEL” knob. Input the PIN by either of the following methods and select “ ...