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Home >> Toyota >> 2023 >> Prius LE >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (5 Of 5) & Symptom Tests >> Airbag System >> DTC B009E-84: Right Side Restraints Sensor 5 Signal Below Allowable Range [12/2022 - ] >> Procedure

DTC B009E-84: Right Side Restraints Sensor 5 Signal Below Allowable Range [12/2022 - ]: Procedure

  1. CLEAR DTC 

    Pre-procedure1

    • Turn the ignition switch off.
      GTY972569Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Side Airbag Pressure Sensor LH
      *2 Airbag ECU Assembly
      *3 Wire Harness
    • Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.
    • Interchange the side airbag pressure sensor RH with LH and connect the connectors to them.
    • Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
    • Turn the ignition switch to ON, and wait for at least 60 seconds.
    • Clear the DTCs stored in memory.

      Body Electrical > SRS Airbag > Clear DTCs 

      Result

      Proceed to
      NEXT

    Post-procedure1

    • Turn the ignition switch off.

    Result: 

    NEXT 

    See step  2

  2. CHECK SIDE AIRBAG PRESSURE SENSOR RH 

    Pre-procedure1

    • Turn the ignition switch to ON, and wait for at least 60 seconds.
    • Check for DTCs.

      Body Electrical > SRS Airbag > Trouble Codes 

      Result

      Result Proceed to
      B009E-84 is output A
      B009B-84 is output B
      B009B-84 and B009E-84 are not output C

      HINT: 

      Codes other than DTCs B009B-84 and B009E-84 may be output at this time, but they are not related to this check.

    Post-procedure1

    • Turn the ignition switch off.
    • Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.
    • Return the side airbag pressure sensor LH and RH to their original positions and connect the connectors to them.

    Result: 

    REPLACE AIRBAG ECU ASSEMBLY. Refer to  REMOVAL [12/2022 - 03/2023]  , or refer to  REMOVAL [03/2023 - ] 

    Result: 

    REPLACE SIDE AIRBAG PRESSURE SENSOR RH. Refer to  REMOVAL [12/2022 - 03/2023]  , or refer to  REMOVAL [03/2023 - ] 

    Result: 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2022 - ]