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Hybrid System Indicator Malfunction [11/2021 - ]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if CAN communication DTCs are output.

      Refer to DIAGNOSIS SYSTEM [11/2021 - 03/2023] , or refer to DIAGNOSIS SYSTEM [03/2023 - 03/2024] , or refer to DIAGNOSIS SYSTEM [03/2024 - ]

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ] 

    Result: 

    See step  2

  2. CHECK FOR DTC (HYBRID CONTROL SYSTEM) 
    1. Check if hybrid control system DTCs are output.

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    GO TO HYBRID CONTROL SYSTEM. Refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2021 - 03/2024]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [03/2024 - ] 

    Result: 

    See step  3

  3. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Combination Meter > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      HV/EV System Indicator Hybrid system indicator value Min.: -101%, Max.: 511% or Unset See [Normal Condition 1] "Unset" is displayed when the vehicle is stopped and the ignition switch is ON (READY).

      HINT: 

      [Normal Condition 3]: HV/EV System Indicator 

      1. w/ Headup Display 
        GTY1069143Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Hybrid System Indicator
        (Display Type A)
        *b Hybrid System Indicator
        (Display Type B)

        Refer to the following table to find the approximate indicated value of the hybrid system indicator based on the value of the Data List item:

        Data List: HV/EV System Indicator (%) Hybrid System Indicator Indication
        Unset Not indicated
        -100 Approximately 1 is indicated
        -50 Approximately 2 is indicated
        0 Approximately 3 is indicated
        50 Approximately 4 is indicated
        100 Approximately 5 is indicated
        200 Approximately 6 is indicated
        300 Approximately 7 is indicated
        400 Approximately 8 is indicated
        500 Approximately 9 is indicated
      2. w/o Headup Display 
        GTY1069704Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Hybrid System Indicator
        (Display Type A)
        *b Hybrid System Indicator
        (Display Type B)

        Refer to the following table to find the approximate indicated value of the hybrid system indicator based on the value of the Data List item:

        Data List: HV/EV System Indicator (%) Hybrid System Indicator Indication
        Unset Not indicated
        -100 Approximately 1 is indicated
        -50 Approximately 2 is indicated
        0 Approximately 3 is indicated
        50 Approximately 4 is indicated
        100 Approximately 5 is indicated
        200 Approximately 6 is indicated
        300 Approximately 7 is indicated
        400 Approximately 8 is indicated
        500 Approximately 9 is indicated

      Body Electrical > Combination Meter > Data List 

      Tester Display
      HV/EV System Indicator

      Result

      Result Proceed to
      The value displayed in the Data List and on the hybrid system indicator approximately match A
      The value displayed in the Data List and on the hybrid system indicator do not match B

    Result: 

    REPLACE HYBRID VEHICLE CONTROL ECU. Refer to  REMOVAL [11/2021 - ] 

    Result: 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [11/2021 - ]