Toyota Sienna Service Manual: Voice Recognition Difficulty
INSPECTION PROCEDURE
1 CHECK CONDITION
- Check if the system's voice recognition level is low by using only one particular voice.
OK: System's voice recognition level is low with any voice.
2 CHECK MAP DISC
- Check that the map disc is not deformed or cracked.
OK: No deformations or cracks on map disc.
3 CHECK MAP DISC
- Check for dirt on the map disc surface.
OK: No dirt is on map disc surface.
NOTICE: Do not use a conventional record cleaner or antistatic preservative.
HINT: If the disc is dirty, clean the disc by wiping the disc's surface radially with a soft cloth.
4 CHECK MICROPHONE (NAVIGATION CHECK MODE)
- Enter the "MICROPHONE & VOICE RECOGNITION CHECK" mode.
- When voice is input into the microphone, check that the microphone input level meter changes according to the input voice.
- Push the recording switch and perform voice recording.
HINT: Voice can be recorded up to 5 seconds.
- Check that the recording indicator remains on while recording and that the recorded voice is played normally without noise or distortion.
OK: All check results are normal.
END
Route cannot be Calculated
INSPECTION PROCEDURE
1 CHECK MAP DISC
Check that the map disc is not deformed or cracked.
OK:
No deformations or cracks on map disc.
2 SET DESTINATION
Set another destination and che ...
Voice is not Recognized
INSPECTION PROCEDURE
1 CHECK NAVIGATION SETTINGS
Enter the "Menu" screen by pressing the "MENU" switch.
Select "Setup
Check that "Voice Recogni ...
Other materials:
Cranking Holding Function Circuit
DESCRIPTION
The system detects the ignition switch's starting signal (STSW) and then
supplies current to the starter
until the ECM judges that the engine has started successfully. The purpose is to
reduce the holding time
of the ignition key.
WIRING DIAGRAM
Refer to DTC P0617.
INSPECTI ...
Evaporator temperature sensor circuit
DESCRIPTION
The evaporator temperature sensor (A/C thermistor) is installed on the
evaporator in the air conditioning
unit. It detects the temperature of the cooled air that has passed through the
evaporator and its signal is
used to control the air conditioning. It sends a signal to the A/C ...
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE REAR NO. 2 SEAT LEG SIDE GARNISH SUB-ASSEMBLY
Disengage the 9 clips and remove the rear No. 2
seat leg side garnish sub-assembly.
Remove the 9 clips from the rear No. 2 seat leg side
garnish sub-assembly.
3. ...