Toyota Yaris: Airbag System / System Diagram

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Supplemental Restraint Systems / Airbag System / System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU / Parts

(Transmitter)

Receiving ECU / Parts

(Receiver)

Signal

Communication Method

Front Airbag Sensor

Airbag Sensor Assembly

  • Front collision G signal

Direct line

No. 1 Side Airbag Sensor

  • Side collision G signal

Side Airbag Pressure Sensor

  • Side collision P signal

Airbag Cut Off Switch Cylinder Sub-assembly

  • Airbag cut off switch signal

Airbag Sensor Assembly

Horn Button Assembly

  • Ignition signal

Instrument Panel Passenger without Door Airbag Assembly

Front Seat Airbag Assembly

Curtain Shield Airbag Assembly

Front Seat Outer Belt Assembly

Passenger Airbag ON/OFF Indicator (Telltale Light Assembly)

  • Passenger airbag indicator ON signal
  • Passenger airbag indicator OFF signal

ECM

  • Collision detection signal (for fuel cut)

CAN

Skid Control ECU (Brake Actuator Assembly)

  • Collision detection signal (for secondary collision brake)

Combination Meter Assembly

  • SRS warning light illumination request signal
  • Hazard light flashing request signal

Main Body ECU (Multiplex Network Body ECU)

  • Interior light illumination request signal

Millimeter Wave Radar Sensor Assembly

Airbag Sensor Assembly

  • Front PCS information

    Parts Location

    PARTS LOCATION ILLUSTRATION *1 FRONT AIRBAG SENSOR LH *2 FRONT AIRBAG SENSOR RH *3 SIDE AIRBAG PRESSURE SENSOR LH *4 SIDE AIRBAG PRESSURE SENSOR RH *5 NO...

    System Description

    SYSTEM DESCRIPTION FUNCTION OF SRS CONNECTORS (a) Location of activation prevention mechanism (b) Function of activation prevention mechanism (1) This mechanism is designed to create a short circuit automatically between the positive (+) and negative (-) terminals of a squib power source connector when disconnected...

    Other information:

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: How To Proceed With Troubleshooting


    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the power window control system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT: In troubleshooting, confirm that the problem symptoms have been accurately identified...

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Problem Symptoms Table


    PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...

    Categories

    Front Seat Belt Pretensioners

    The front seat belt pretensioners are designed to deploy in moderate or severe frontal, near frontal collisions.

    In addition, the pretensioners operate when a side collision or a rollover accident is detected. The pretensioners operate differently depending on what types of air bags are equipped. For more details about the seat belt pretensioner operation, refer to the SRS Air Bag Deployment Criteria.

    read more

     
    Copyright © 2026 www.toyaris4.com