Toyota Sienna Service Manual: 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 OFF according to the light control switch operation.
OK
HINT: This display is updated once per second. As a result, it is normal for the display to lag behind the actual change in the switch
REPLACE RADIO AND NAVIGATION ASSEMBLY
Radio Broadcast cannot be Received or Poor Reception
INSPECTION PROCEDURE
1 CHECK RADIO AND NAVIGATION ASSEMBLY
Check the radio's automatic station search function.
Check the radio's automatic station search function
by activating it.
OK ...
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 ...
Other materials:
Lost Communication with Radar Sensor
DTC U1102 Lost Communication with Radar Sensor
DESCRIPTION
The laser sensor and distance control ECU transmit the data for general
vehicle control and diagnosis
function along the communication line. The distance control ECU determines the
curve radius information
based on signals from the s ...
Diagnostic trouble code chart
COMMUNICATION DIAGNOSIS:
DVD PLAYER:
CD PLAYER
IN-DASH CD CHANGER
...
Operation check
1. DOOR LOCK FAIL-SAFE
When a malfunction in the door control switch
(manual switch, interlocked with key operation) has
been detected, door lock/unlock operation becomes
disabled.
2. CHECK ELECTRICAL DOOR LOCK OPERATION
Check the basic function.
Check that a ...
