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AIRBAG SYSTEM(w/ Curtain Shield Airbag) 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

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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

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

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PROCEDURE


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    INSPECT BATTERY


    1. Measure the voltage of the battery.

      Standard Voltage
      Tester Connection Condition Specified Condition
      Battery Always 11 to 14 V
      Table 1. Result
      Result Proceed to
      OK A
      NG (for 2NR-FKE) B
      NG (for 1ND-TV) C
      NG (for 1KR-FE) D

    • AClick here
    • B

      CHECK AND REPLACE BATTERY OR CHARGING SYSTEM


    • C

      CHECK AND REPLACE BATTERY OR CHARGING SYSTEM (Click here)

    • D

      CHECK AND REPLACE BATTERY OR CHARGING SYSTEM (Click here)

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    CHECK CONNECTION OF CONNECTORS


    1. Turn the ignition switch off.

    2. Disconnect the cable from the negative (-) battery terminal.

      CAUTION:

      Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

    3. Check that the connectors are properly connected to the airbag sensor assembly and the combination meter assembly.

      OK
      The connectors are properly connected.

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    CHECK HARNESS AND CONNECTOR (SOURCE VOLTAGE OF COMBINATION METER ASSEMBLY)


    1. A0049EBE01

      Turn the ignition switch off.

    2. Disconnect the cable from the negative (-) battery terminal.

      CAUTION:

      Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

    3. Disconnect the connectors from the combination meter assembly and airbag sensor assembly.

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

    5. Turn the ignition switch to ON.

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      F1-39 (IG+) - F1-21 (ET) Ignition switch ON 11 to 14 V
      Table 2. Text in Illustration
      *a

      Front view of wire harness connector

      (to Combination Meter Assembly)

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

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    CHECK SRS WARNING LIGHT


    1. Turn the ignition switch off.

    2. Disconnect the cable from the negative (-) battery terminal.

      CAUTION:

      Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

    3. Connect the connector to the combination meter assembly.

    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.

      OK
      The SRS warning light goes off after the primary check period and comes on again after approximately 10 seconds.
      Tip:

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