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Toyota Tacoma (2015-2018) Service Manual: Poor Sound Quality in All Modes (Low Volume)

Toyota Tacoma (2015-2018) Service Manual / Audio / Video / Audio And Visual System / Poor Sound Quality in All Modes (Low Volume)

PROCEDURE

1.

CHECK AUDIO SETTINGS

(a) Set Treble, Mid and Bass to the initial values and check that sound is normal.

OK:

Malfunction disappears.

HINT:

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

OK

END

NG

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.

OK

END

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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Voice Guidance does not Function
PROCEDURE 1. CHECK VOICE GUIDANCE SETTING (a) Check that the voice guidance setting is not off. OK: Voice guidance setting is not off. NG CHANG ...

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