Toyota 4Runner: Voice Guidance does not Function

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / Voice Guidance does not Function

PROCEDURE

1.	CHECK VOICE GUIDANCE SETTING

(a) Display the "Voice Settings" screen.

(b) Check if the "Voice Recognition Prompts" is not "Off".

OK:

Malfunction disappears.

END

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: Malf ...

Voice is not Recognized

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

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