Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: 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

CHANGE THE VOICE GUIDANCE SETTING TO ON

OK

2.

CHECK AUDIO FUNCTION

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

OK:

Sound can be heard.

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

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:

System Diagram
SYSTEM DIAGRAM ...

Skid Control Buzzer Circuit (C1A4A)
DESCRIPTION Based on dynamic radar cruise control system operation, the forward recognition camera provides warnings to the driver by sounding the skid control buzzer. DTC C1A4A is stored when a malfunction is detected in the skid control buzzer circuit. DTC No. Detectio ...

Inspection
INSPECTION PROCEDURE 1. INSPECT FRONT SEATBACK HEATER ASSEMBLY (a) Check the operation of the front seatback heater assembly. (1) Apply battery voltage and check the operation of the front seatback heater assembly. OK: Connection Conditio ...

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