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:

On-vehicle Inspection
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Precaution
PRECAUTION 1. PRECAUTIONS WHEN CHECKING FOR DTCS (a) When the cable is disconnected from the negative (-) battery terminal, the DTCs stored in the steering lock ECU (steering lock actuator or UPR bracket assembly) are cleared. Be sure to record any output DTCs immediately. (b) Normally, with ...

System Diagram
SYSTEM DIAGRAM 1. OVERALL CAN BUS DIAGRAM (a) The CAN communication system is composed of 4 buses. CAN Main Bus Line Terminating Resistor CAN Branch Line * Gateway Function Equipped ECU ...

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