Optimal use of the audio system

1. Displays the current mode.
2. Changes the following setting.
• Sound quality and volume balance.
The sound quality and balance setting can be changed to produce the best sound.
• Automatic Sound Levelizer ON/OFF.
Adjusting sound quality and volume balance
Changing sound quality modes
Press
.
Pressing the button changes sound modes in the following order:
“BAS”→“MID”→“TRE”→“FAD”→“BAL”→“ASL”.
Adjusting sound quality
Turning
adjusts the level.

*: The sound quality level is adjusted individually in each audio mode.
Turning the Automatic Sound Levelizer (ASL) on/off
Turning
clockwise turns on the
ASL, and turning
counterclockwise
turns off the ASL.
ASL automatically adjusts the volume and tone quality according to the noise level as you drive your vehicle.
See also:
Making a phone call
Making a phone call
Dialing by inputting a number
“Dial by number”.
Dialing by inputting a name
“Dial by name”.
Speed dialing.
Dialing a number stored in the outgoing history memory
“Redial”.
...
Immobilizer system
The vehicle's keys have built-in transponder chips that prevent the hybrid
system from starting if the key has not been previously registered in the
vehicle's on-board computer.
Never leave the key ...
F Sport Performance Accessories
Lexus offers a selection of F Sport Performance Accessories for the IS
models, including performance-enhancing parts such as 19-inch forged alloy
wheels, brake upgrades, suspension systems, air in ...
