Toyota Sienna Service Manual: Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION
When turning the ignition switch to the ON position, the combination meter assembly communicates with the supplemental restraint system by the multiplex communication system. Unless the driver side seat belt is fastened, the combination meter assembly will turn on the seat belt warning light for driver side. If the driver side seat belt is fastened, then the combination meter assembly will turn off the driver side seat belt warning light.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK MULTIPLEX COMMUNICATION SYSTEM
- Check if the MULTIPLEX communication DTC is output
Result
2 PERFORM ACTIVE TEST BY INTELLIGENT TESTER
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch to the ON position.
- Enter the following menus: DIAGNOSIS / OBD/MOBD / METER / ACTIVE TEST.
- Check the operation by referring to the value(s) in the table below.
METER:
OK: Warning light condition (ON/OFF) can be switched by "ACTIVE TEST".
3 CHECK DTC
- Check if DTC B0126 is output
Result
REPLACE CENTER AIR BAG SENSOR ASSEMBLY
Engine Coolant Temperature Receiver Gauge Malfunction
DESCRIPTION
The meter CPU receives engine coolant temperature signals from the ECM via
the multiplex
communication lines. The meter CPU displays engine coolant temperature that is
calculated bas ...
Operating Light Control Rheostat does not Change Light Brightness
DESCRIPTION
The meter CPU receives signals for adjusting illumination on the meter from
this circuit. The meter CPU
detects the illumination level selected by the user according to the position of ...
Other materials:
Registering a Bluetooth®
audio player for the
first time
To use the Bluetooth® Audio, it is necessary to register an audio
player with the system.
Once the player has been registered, it is possible to use the
Bluetooth® Audio.
For details about registering a Bluetooth® device
Turn the Bluetooth® connection setting of your audio player on ...
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE STEERING WHEEL NO. 2 LOWER COVER
3. REMOVE STEERING WHEEL NO. 3 LOWER COVER
4. REMOVE HONE BUTTON ASSEMBLY
5. REMOVE STEERING PAD SWITCH LH
Disconnect the connector.
Disconnect the connector of cruise control main
swi ...
No Master/ Connection Check Error
DTC 01-D6 No Master
DTC 01-D7 Connection Check Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
01-D6
*1
When either of the following conditions is met:
The component which has stored the code has
(had) been disconnected when the ...
