Audio And Visual System Poor Sound Quality In All Modes (Low Volume)

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Audio Visual. Lexus Is250, Is220D. Gse20 Ale20

INSPECTION PROCEDURE

CHECK AUDIO SETTINGS

COMPARE WITH ANOTHER VEHICLE OF SAME MODEL

AUDIO AND VISUAL SYSTEM - Poor Sound Quality in All Modes (Low Volume)


INSPECTION PROCEDURE

1.CHECK AUDIO SETTINGS

  1. Set "BASS", "MID", and "TREB" to the initial values and check that sound is normal.

    OK:
    Malfunction disappears.


OK
END
NG


2.COMPARE WITH ANOTHER VEHICLE OF SAME MODEL

  1. Compare with another vehicle of the same model.

    1. Compare with another vehicle of the same model which does not have trouble to see if there is any difference in the sound quality.

      OK:
      No difference is found.


OK
END
NG

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE