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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge / Display - Diagnostic Codes & Symptom Tests - (Hybrid) >> Meter / Gauge System >> Symptom Tests >> Hybrid System Indicator Malfunction [11/2016 - ] >> Procedure

Hybrid System Indicator Malfunction [11/2016 - ]: Procedure

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

      Refer to DIAGNOSIS SYSTEM [11/2016 - ] .

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

    Result: 

    B 

    GO TO CAN COMMUNICATION SYSTEM: 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2016 - ] .

    Result: 

    A 

    Go to next step 

  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. Check the operation by referring to the table below.

      Body Electrical > Combination Meter > Active Test 

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

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      HV System Indicator

      OK

      Hybrid system indicator indication is normal.

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE COMBINATION METER ASSEMBLY: 

    Refer to REMOVAL [02/2014 - ] .

    Result: 

    OK 

    Go to next step 

  3. READ VALUE 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 / Data List.
    5. Check the values by referring to the table below.

      Body Electrical > Combination Meter > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      HV System Indicator Hybrid system indicator value Min.: -512%, Max.: 511% -512 to 511% -

      Body Electrical > Combination Meter > Data List 

      Tester Display
      HV System Indicator

      OK

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

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO HYBRID CONTROL SYSTEM: 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2014 - ] .

    Result: 

    OK 

    Go to next step 

  4. REPLACE COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly with a new or known good one.

      Refer to REMOVAL [02/2014 - ] .

      OK

      The operation of the hybrid system indicator returns to normal.

      Proceed to
      OK
      NG

    Result: 

    OK 

    END 

    Result: 

    NG 

    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY: 

    Refer to REMOVAL [11/2016 - ] .