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Home >> Toyota >> 2021 >> C-HR XLE >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System - Diagnostic Codes (B1000-B1620) >> Airbag System >> DTC B1000/31: Center Airbag Sensor Assembly Malfunction [02/2017 - 09/2019] >> Procedure

DTC B1000/31: Center Airbag Sensor Assembly Malfunction [02/2017 - 09/2019]: Procedure

  1. CHECK DTC 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [02/2017 - 09/2019]

      Body Electrical > SRS Airbag > Trouble Codes 

      NOTE:

      If only DTC B1000/31 is output, do not clear the DTC, replace the airbag sensor assembly.

      HINT: 

      If any DTCs other than DTC B1000/31 are also output, troubleshoot those DTCs first.

      Result

      Result Proceed to
      Only DTC B1000/31 is output A
      DTC B1000/31 and other DTCs are output B

    Result: 

    REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  REMOVAL [02/2017 - 10/2017]  , or refer to  REMOVAL [10/2017 - 09/2019] 

    Result: 

    DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [02/2017 - 10/2017]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2017 - 09/2019]