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

PROCEDURE

1.	CHECK AUDIO SETTINGS

(a) Set treble, middle and bass to the initial values and check that the sound is normal.

OK:

Malfunction disappears.

HINT:

Sound quality adjustment measures vary according to the type of amplifier.

END

2.	COMPARE WITH ANOTHER VEHICLE OF SAME MODEL

(a) 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.

END

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Toyota Tundra Service Manual > Lin Communication System: Integration Control and Panel Assembly Communication Error
DESCRIPTION The LIN communication of the components related to the mirror heater occurs between the air conditioning amplifier assembly and air conditioning control assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When using the Techstream with the ignition switch OFF to troubleshoot: Connec ...

Toyota Tundra Owners Manual