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:

    Diagnostic trouble code chart
    The inspection procedures are shown in the table below. This table allows efficient and accurate troubleshooting using the diagnostic trouble codes displayed in the diagnostic trouble code chart. Proceed with troubleshooting in accordance with the inspection procedures listed in the diagnost ...

    Cleaning and protecting the vehicle exterior
    Perform the following to protect the vehicle and maintain it in prime condition: ● Working from top to bottom, liberally apply water to the vehicle body, wheel wells and underside of the vehicle to remove any dirt and dust. ● Wash the vehicle body using a sponge or soft cloth, such a ...

    Entire combination meter does not operate
    Wiring diagram Inspection procedere 1 Check fuse Check that continuity exists of dome fuse.  check that continuity exists of gauge fuse.  check that continuity exists of am1 fuse. 2 Inspect combination meter assy Check continuity.  Disconnect the ” ...