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AIRBAG SYSTEM SRS Warning Light does not Come ON

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DTC Code DTC Name
  SRS Warning Light does not Come ON
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DESCRIPTION

Refer to "SRS Warning Light Remains ON" (Click here).

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WIRING DIAGRAM

Refer to "SRS Warning Light Remains ON" (Click here).

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INSPECTION PROCEDURE

Note:

  • After turning the ignition switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work (Click here).

  • When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected (Click here).

Tip:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

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PROCEDURE


  1. Click here

    CHECK BATTERY


    1. Measure the voltage of the battery.

      Standard voltage
      11 to 14 V

  2. Click here

    CHECK CONNECTION OF CONNECTOR


    1. Turn the ignition switch off.

    2. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

    3. Check that the connectors are properly connected to the combination meter.

      OK
      The connectors are properly connected.

  3. Click here

    CHECK HARNESS AND CONNECTOR (SOURCE VOLTAGE OF COMBINATION METER)


    1. A01ITZYE04

      Turn the ignition switch off.

    2. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

    3. Disconnect the H62 connector from the combination meter.

    4. Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.

    5. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      H62-39 (IG+) - H62-21 (ET) Ignition switch ON 11 to 14 V
      H62-40 (B) - H62-21 (ET) Always 11 to 14 V
      Table 1. Text in Illustration
      *1

      Front view of wire harness connector

      (to Combination Meter)

  4. Click here

    CHECK SRS WARNING LIGHT (SHORT TO GROUND)


    1. Turn the ignition switch off.

    2. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

    3. Connect the connector to the combination meter.

    4. Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.

    5. Turn the ignition switch to ON.

    6. Check the SRS warning light condition.

      Note:

      Make sure that nobody is in the vehicle.

      OK
      After the primary check period, the SRS warning light goes off for approximately 10 seconds and then remains on.
      Tip:

      The primary check period is approximately 6 seconds after the ignition switch is turned to ON.


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    REPLACE CENTER AIRBAG SENSOR ASSEMBLYClick here

  6. Click here

    REPLACE OR RECHARGE BATTERY

  7. Click here

    CONNECT CONNECTOR PROPERLY

  8. Click here

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  9. Click here

    GO TO METER / GAUGE SYSTEMClick here