Toyota Tundra Service Manual: Voice Guidance does not Function

Toyota Tundra Service Manual / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System / Voice Guidance does not Function

PROCEDURE

1.

CHECK VOICE GUIDANCE SETTING

(a) Check that the voice guidance settings are not off.

OK:

Voice guidance settings are not off.

NG

CHANGE VOICE GUIDANCE SETTINGS TO ON
OK

2.

CHECK AUDIO FUNCTION

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

OK:

Sound can be heard.

Result

Result

Proceed to

OK (for Column Shift Type)

A

OK (for Floor Shift Type)

B

NG

C
A

REPLACE NAVIGATION RECEIVER ASSEMBLY

B

REPLACE NAVIGATION RECEIVER ASSEMBLY

C

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter

    Voice is not Recognized

    See More:

    Toyota Tundra Service Manual > Can Communication System: Audio Receiver Assembly Communication Stop Mode
    DESCRIPTION Detection Condition Symptoms Trouble Area Audio Receiver Assembly Communication Stop Mode Any of the following conditions are met: Communication stop for "Display and Navigation (AVN)" is indicated on the "Communication Bus Check" screen of the Techstream. Communication system DTCs (DTCs ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2025 Copyright www.ttundra.com
    0.0169