Toyota Yaris: Center Airbag Sensor Assembly / Installation

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Vehicle Interior / Supplemental Restraint Systems / Center Airbag Sensor Assembly / Installation

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

  • After replacing the airbag sensor assembly, make sure to perform ECU configuration.
  • After performing the ECU configuration procedure, make sure to perform the initialization procedure for when the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal.

PROCEDURE

1. INSTALL AIRBAG SENSOR ASSEMBLY

(a) Check that the ignition switch is off.

(b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal.

CAUTION:

  • Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
  • If the airbag deploys for any reason, it may cause a serious accident.

(c) temporarily install the airbag sensor assembly with the 3 bolts.

(d) Install the 3 bolts in the order shown in the illustration.

Torque:

17.5 N·m {178 kgf·cm, 13 ft·lbf}

NOTICE:

  • If the airbag sensor assembly has been dropped, or there are any cracks, dents or other defects in the case or connector, replace it with a new one.
  • When installing the airbag sensor assembly, make sure that the SRS wiring does not interfere with or is not pinched between other parts.
  • When the ignition switch is first turned ON after the airbag sensor assembly has been replaced, make sure that no one is in the vehicle.

(e) Check that there is no looseness in the installed parts of the airbag sensor assembly.

(f) Connect the 2 connectors and push in the lock lever to lock the 2 connectors.

Push in the Lock Lever

NOTICE:

When connecting any airbag connector, take care not to damage the airbag wire harness.

2. CONNECT FRONT FLOOR CARPET ASSEMBLY

(a) Engage the hooks to connect the front floor carpet assembly as shown in the illustration.

(b) Install the 2 clips.

Connect in this Direction

-

-

3. INSTALL REAR CONSOLE BOX ASSEMBLY

Click here

4. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL

Click here

5. UPDATE ECU SECURITY KEY

Click here

6. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL

HINT:

When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

Click here

7. PERFORM DIAGNOSTIC SYSTEM CHECK

Click here

8. INSPECT SRS WARNING LIGHT

Click here

9. ZERO POINT CALIBRATION

(a) When the airbag sensor assembly is replaced, perform zero point calibration.

Click here

10. ECU DATA INITIALIZATION

Click here

    Removal

    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the airbag sensor assembly removal/installation are shown below...

    Curtain Shield Airbag Assembly

    ..

    Other information:

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Components


    C..

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: How To Proceed With Troubleshooting


    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the airbag system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS (a) Interview the customer and confirm the problem...

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