Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)
INSPECTION PROCEDURE
1 CHECK AUDIO SETTINGS
- Set "BASS", "MID" and "TREB" to the initial values and check that sound is normal.
OK: Malfunction disappears.
2 COMPARE WITH ANOTHER VEHICLE OF SAME MODEL
- Compare with another vehicle of the same model.
- Compare with another vehicle of the same model which does not have trouble to see if there is any difference in the sound quality.
OK: No difference is found
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Screen Flicker or Color Distortion
INSPECTION PROCEDURE
1 CHECK DISPLAY SETTING
Enter the display adjustment screen by pressing the
"DISPLAY" switch.
Reset display settings (contrast, brightness) and check
...
Map Disc cannot be Inserted
INSPECTION PROCEDURE
1 CHECK RADIO AND NAVIGATION ASSEMBLY
Check if a disc is inserted into the MAP disc slot.
Check if "DISC IN" is displayed.
OK:
"DISC IN&quo ...
Other materials:
Reassembly
1. INSTALL FRONT SEAT CUSHION SHIELD LOWER LH
Install the front seat cushion shield lower LH.
2. INSTALL FRONT SEAT CUSHION SHIELD LOWER
RH
3. INSTALL RECLINING ADJUSTER INSIDE COVER LH
Install the reclining adjuster inside cover LH (upper)
with the screw.
4. INSTALL RE ...
Television camera
COMPONENTS
REMOVAL
1. REMOVE BACK DOOR GARNISH CENTER
HINT:
Back Door:
Power Back Door:
2. REMOVE BACK DOOR SIDE GARNISH LH
HINT:
Back Door:
Power Back Door:
3. REMOVE BACK DOOR SIDE GARNISH RH
Back Door:
Power Back Door: ...
Clock setting
Display the “General Settings” screen.
Operations up to this point can also be performed by select the clock
display
at the top of most screens.
Select the items to be set.
Manual clock setting
Set minutes to 00
The 24-hour time format can
be to on/off.
Select ...
