Toyota Tacoma (2015-2018) Service Manual: Voice Guidance does not Function

Toyota Tacoma (2015-2018) Service Manual / Audio / Video / Audio And Visual System / 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.

CHANGE THE VOICE GUIDANCE SETTING TO ON

2.	CHECK AUDIO FUNCTION

(a) Check that sound can be heard from a front speaker.

OK:

Sound can be heard.

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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 qual ...

Voice is not Recognized

PROCEDURE 1. CHECK CONDITION (a) Check if the system voice recognition level is low for a particular voice. Result Result Proceed to ...

Other materials:

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Check Bus 5 Line for Short to GND
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