Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

Toyota Sienna Service Manual: 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.

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

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Map Disc cannot be Inserted
INSPECTION PROCEDURE 1 CHECK RADIO AND NAVIGATION ASSEMBLY Check if a disc is inserted into the MAP disc slot.  Check if "DISC IN" is displayed. OK: "DISC IN&quo ...
Other materials:

Precaution
1.

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  • Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

    Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)