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Home >> Lexus >> 2019 >> LS 500h AWD >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge System - Diagnostic Codes (3 Of 3) & Symptom Tests (1 Of 2) >> Meter / Gauge System >> Hybrid System Indicator Malfunction [10/2017 - ] >> Procedure

Hybrid System Indicator Malfunction [10/2017 - ]: Procedure

  1. READ VALUE USING TECHSTREAM (HV/EV SYSTEM INDICATOR) 
    1. Using the Techstream, perform the Active Test.

      Refer to DATA LIST / ACTIVE TEST [10/2017 - 10/2020] , or refer to DATA LIST / ACTIVE TEST [10/2020 - 11/2021] , or refer to DATA LIST / ACTIVE TEST [11/2021 - 10/2023] , or refer to DATA LIST / ACTIVE TEST [10/2023 - ]

      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 Current hybrid system indicator value "Unset" is displayed when the vehicle is stopped and the power switch is on (READY).

      Body Electrical > Combination Meter > Data List 

      Tester Display
      HV/EV System Indicator

      OK

      Hybrid system indicator value displayed on the Techstream is almost the same as the hybrid system indicator indication.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2017 - 10/2020]  , or refer to  REMOVAL [10/2020 - 11/2021]  , or refer to  REMOVAL [11/2021 - 10/2023]  , or refer to  REMOVAL [10/2023 - ] 

    Result: 

    NG 

    See step  2

  2. CHECK COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly.

      Refer to REMOVAL [10/2017 - 10/2020] , or refer to REMOVAL [10/2020 - 11/2021] , or refer to REMOVAL [11/2021 - 10/2023] , or refer to REMOVAL [10/2023 - ]

    2. Check that the operation of the hybrid system indicator returns to normal.

      OK

      The operation of the hybrid system indicator returns to normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (COMBINATION METER ASSEMBLY IS DEFECTIVE) 

    Result: 

    NG 

    REPLACE HYBRID VEHICLE CONTROL ECU. Refer to  REMOVAL [10/2017 - 09/2018]  , or refer to  REMOVAL [09/2018 - 10/2020]  , or refer to  REMOVAL [10/2020 - 11/2021]  , or refer to  REMOVAL [11/2021 - 10/2022]  , or refer to  REMOVAL [10/2022 - 10/2023]  , or refer to  REMOVAL [10/2023 - ]