Turning the Automatic Sound Levelizer (ASL) on/off

Turning the “TUNE/SEL� knob clockwise turns on the ASL, and turning the “TUNE/SEL� knob 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:

    Correct driving posture
    Drive with a good posture as follows: 1 Sit upright and well back in the seat. 2 Adjust the position of the seat forward or backward to ensure the pedals can be reached and easily depressed t ...

    Replacement parts
    Warranty coverage is not dependent upon the use of any particular brand of replacement parts. However, Lexus recommends using only Genuine Lexus Parts when you need to replace a part on your vehi ...

    Connecting and disconnecting a trailer
    Stop your vehicle and a trailer in line and perform the following: • Connecting a trailer Set the rear height control air suspension to N mode. Turn off the “ENGINE START STOP� switch o ...