Toyota Sienna Service Manual: Display does not Dim when Light Control Switch is Turned ON
INSPECTION PROCEDURE
1 CHECK IMAGE QUALITY SETTING
- Enter the display adjustment screen by pressing the "DISPLAY" switch.
- Turn the light control switch to the TAIL position.
- Check if "DAY MODE" on the display adjustment is ON.
OK: "DAY MODE" is ON.
TURN "DAY MODE" SETTING OFF
2 CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)
- Enter the "Display Check" mode (Vehicle Signal Check).
- Check that the display changes between ON and OFF according to the light control switch operation.
OK
HINT: The display is updated once per second. It is normal for the display to lag behind the actual switch operation.
REPLACE RADIO AND NAVIGATION ASSEMBLY
Illumination for Panel Switch does not Come on with Tail Switch ON
INSPECTION PROCEDURE
1 CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)
Enter the "Display Check" mode (Vehicle Signal Check Mode).
Check that the display changes between ON and OF ...
Panel Switches do not Function
INSPECTION PROCEDURE
1 CHECK PANEL SWITCH
Check for foreign matter around the switches that might
prevent operation.
OK:
No foreign matter is found
2 CHECK PANEL SWITCH (DISPLAY CHECK MODE ...
Other materials:
Memory recall function
Each electronic key can be registered to recall your preferred driving
position.
Registering procedure
Record your driving position to button “1” or “2” before performing
the following:
Carry only the key you want to register, and then close the driver’s
door.
If 2 or more keys ar ...
Passenger Side Buckle Switch Circuit Malfunction
DTC B1771 Passenger Side Buckle Switch Circuit Malfunction
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant
classification ECU and the front seat
inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side
buckle switch ci ...
Engine unit
COMPONENTS
...
