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 | .gif) |
CHANGE THE VOICE GUIDANCE SETTING TO ON |
|
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|
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:
Automatic High Beam System does not Operate or Operation Indicator does not
Illuminate
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the automatic high beam
system based on signals received from the forward recognition camera.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter assembly, always replace it with
...
Open or Short in Rear Speed Sensor RH Circuit (C1407,C1408)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1407
C1408
Either condition is met:
An open in the speed sensor signal circuit continues for 0.5
seconds or mor ...
Power Source Mode does not Change to ON (IG and ACC)
DESCRIPTION
If any of the following operations are performed, the certification ECU (smart
key ECU assembly) receives a signal, and changes the power source mode.
With the electrical key transmitter sub-assembly in the cabin, the engine
switch is pressed.
When the battery of the e ...
