Toyota Yaris: Seat Belt Warning System / System Diagram
SYSTEM DIAGRAM

Communication Table
| Sender | Receiver | Signal | Communication Method |
| Main body ECU (multiplex network body ECU) | Combination meter assembly | -
Front seat buckle switch signal (for Passenger side)
-
Rear seat belt buckle switch signal (LH/RH)
-
Front door courtesy light switch signal (LH/RH)
-
Parking brake switch
| CAN |
| Power Distribution Box Assembly | Main body ECU (multiplex network body ECU) | -
Front seat buckle switch signal (for Passenger side)
-
Rear seat belt buckle switch signal (LH/RH)
| CXPI |
| Skid control ECU (brake actuator assembly) | Combination meter assembly | Vehicle speed | CAN |
| ECM | Combination meter assembly | Gear position |
SYSTEM DESCRIPTION SEAT BELT WARNING SYSTEM DESCRIPTION (a) Seat belt warning light operation for driver seat belt: (1) The seat belt warning light on the combination meter assembly illuminates, blinks or turns off in accordance with the driver seat belt state, vehicle speed, shift lever position and parking brake state...
Other information:
DESCRIPTION If the engine stop and start ECU receives a charging control malfunction signal from the ECM, it will blink the stop and start cancel indicator and store DTC P160F00. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory Note P160F00 Charging Control System All of the following conditions are met for 15 seconds or more (1 trip detection logic):
Charging control malfunction signal received from the ECM...
DESCRIPTION The immobiliser function compares the ID code that is registered in the certification ECU (smart key ECU assembly) with the ID code of the transponder chip that is embedded in the electrical key transmitter sub-assembly. WIRING DIAGRAM
CAUTION / NOTICE / HINT NOTICE:
When using the GTS with the ignition switch off, connect the GTS to the DLC3 and turn a courtesy light switch on and off at intervals of 1...
Categories
Before refueling, close all the doors, windows, and the liftgate/trunk
lid, and switch the ignition OFF.
To open the fuel-filler lid, pull
the remote fuel-filler lid release.

To remove the fuel-filler cap, turn it counterclockwise.
Attach the removed cap to the
inner side of the fuel-filler lid.
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