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Home >> Lexus >> 2016 >> ES 300h >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System (Diagnostic Codes & Symptom Tests) >> Symptom Tests >> Hybrid System Indicator Malfunction [07/2015 - ] >> Procedure

Hybrid System Indicator Malfunction [07/2015 - ]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if CAN communication DTCs are output. Refer to DIAGNOSIS SYSTEM [07/2015 - 08/2016] Refer to DIAGNOSIS SYSTEM [08/2016 - ] w/ Central Gateway ECU. Refer to DIAGNOSIS SYSTEM [07/2015 - 08/2016] Refer to DIAGNOSIS SYSTEM [08/2016 - ] w/o Central Gateway ECU

      Result

      Result Proceed to
      CAN communication DTCs are not output. A
      CAN communication DTCs are output (w/ Central Gateway ECU). B
      CAN communication DTCs are output (w/o Central Gateway ECU). C

    Result:  B

    B 

    GO TO CAN COMMUNICATION SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [07/2015 - ]

    Result:  C

    C 

    GO TO CAN COMMUNICATION SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [07/2015 - ]

    Result:  A

    A 

    See step  2

  2. PERFORM ACTIVE TEST USING TECHSTREAM (HV SYSTEM INDICATOR) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Combination Meter / Active Test.
    5. Perform the Active Test according to the display on the Techstream.
      GTY680197Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a MIN
      *b -50%
      *c 0%
      *d 100%
      *e 200%
      *f 300%
      *g 400%
      *h MAX
      COMBINATION METER

      Tester Display Test Part Control Range Diagnostic Note
      HV System Indicator Hybrid system indicator OFF, MIN, -50, 0, 100, 200, 300, 400, MAX -

      OK

      Hybrid system indicator indication is normal.

    Result:  NG

    NG 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [07/2015 - ]

    Result:  OK

    OK 

    See step  3

  3. READ VALUE USING TECHSTREAM (HYBRID SYSTEM INDICATOR) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Combination Meter / Data Test.
    5. Read the Data List according to the display on the Techstream.
      COMBINATION METER

      Tester Display Test Part Control Range Diagnostic Note
      Hybrid System Indicator Hybrid system indicator value/ Min.: -512%, Max.: 511% -512 to 511% -

      OK

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

    Result:  NG

    NG 

    GO TO HYBRID CONTROL SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [07/2015 - ]

    Result:  OK

    OK 

    See step  4

  4. REPLACE COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly with a new one. Refer to REMOVAL [07/2015 - ]

      OK

      The operation of the hybrid system indicator returns to normal.

    Result:  OK

    OK 

    END 

    Result:  NG

    NG 

    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY 

    Refer to REMOVAL [07/2015 - ]