Lexus RX450H Manual page 442


Automatic volume adjustment
When vehicle speed reaches 80 km/h (50 mph) or more, the volume auto-
matically increases. The volume returns to the previous volume setting
when vehicle speed drops to 70 km/h (43 mph) or less.

Operations that cannot be performed while driving

Operating the system using

Registering a mobile phone to the system

Changing the passkey
P. 424
RX450h_EE
3-2. Using the audio system
417
3