Toyota Corolla (E170): Automatic sound leveliser (ASL)

1 Select “Automatic Sound Levelizer”.

2 Select “High”, “Mid”, “Low” or “Off”.

■The sound quality level is adjusted individually

The treble, mid and bass levels can be adjusted for each audio mode separately.

■About Automatic Sound Leveliser (ASL)

ASL automatically adjusts the volume and tone quality according to the vehicle speed.

    Share this page:

    Other materials:

    Body dimension drawings
    Engine compartment Body opening areas (side view: front) Body opening areas (side view: rear) Sedan Body opening areas (rear view) Sedan Under body Under body Front suspension crossmember Front suspension crossmember ...

    Introductions
    4. Anti-rust treatment after installation (A) body sealer application Purpose: for water-proofing and anti-rust measures, always apply the body sealer to the body panel seams and hems of the doors, hood, etc. Notice: apply body sealer neatly to parts that require a high quality appeara ...

    Circuit description
    When the ignition switch is turned on, battery positive voltage is applied to the coilwhich closes the contacts of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm. This signal causes current to flow to the coil, closing the contacts of the efi relay and supplyin ...