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:

    Initialization
    Items to initialize The following items must be initialized for normal system operation in cases such as after the 12-volt battery is reconnected, or maintenance is performed on the vehicle. ...

    Ignition system
    NOTICE  - Iridium-tipped spark plugs Use only iridium-tipped spark plugs. Do not adjust the spark plug gap. ...

    Automatic transmission 
    Select a shift position appropriate for the driving conditions. Shifting the shift lever While the “ENGINE START STOP” switch is in IGNITION ON mode, move the shift lever with the brake peda ...