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:
Sound Quality is Bad Only when CD is Played (Volume is Too Low)
PROCEDURE
1.
REPLACE CD AND RECHECK
(a) Replace the CD with a known good one and recheck.
(1) Check if the same malfunction occurs again.
OK:
Malfunction disappears.
OK
END
NG
REPLACE NAVIGATION RECEIVER ASSEMBLY ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Power Window Regulator Master Switch Assembly
Power Window Regulator Motor Assembly (for Driver Door)
Power Window ...
Air Outlet Damper Position Sensor Circuit (B1433/33)
DESCRIPTION
This sensor detects the position of the mode damper and sends the appropriate
signals to the air conditioning amplifier assembly. The position sensor is built
into the No. 1 air conditioning radiator damper servo sub-assembly (for mode switching).
DTC No.
DTC ...