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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Hybrid Control System (2GR-FXS) - Diagnostic Codes (5 Of 6)) >> Hybrid Control System >> DTC P3000-603: Battery Control System [11/2016 - ] >> Procedure

DTC P3000-603: Battery Control System [11/2016 - ]: Procedure

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  1. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
    4. Check for DTCs.

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Proceed to
      P3000-603 only is output.
      DTCs other than P3000-603 are also output.
    5. Turn the power switch off.

    Result:  2

    DTCs other than P3000-603 are also output. 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2016 - 10/2017]  Refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2017 - ] 

    Result:  1

    P3000-603 only is output. 

    See step  2

  2. CLEAN BATTERY COOLING BLOWER FILTER 
    GTY434527Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Filter
    1. Check the HV battery cooling system intake port for blockage.

      Refer to COMPONENTS [02/2014 - ]

      HINT: 

      If anything is blocking the HV battery cooling system intake port, remove it.

    2. Clean the filter.

      Refer to INSPECTION [02/2014 - ]

      Result

      Proceed to
      NEXT

    Result:  1

    NEXT 

    See step  3

  3. CHECK FREEZE FRAME DATA (HYBRID CONTROL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
    4. Read the freeze frame data of DTC P3000-603.
      NOTE:

      Although freeze frame data is recorded before and after a DTC is stored, for this step it is only necessary to read the freeze flame data recorded before "0s" (when the DTC was stored).

      GTY753620Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Freeze Frame Data Recorded
      *b DTC Stored
      *c Time

      Result

      Result Proceed to
      Other than below A
      The difference between the value of "VL-Voltage before Boosting" and the total of "Battery Block Vol -V01 to -V15" is 10 V or more. B
    5. Turn the power switch off.

    Result:  2

    B 

    See step  7

    Result:  1

    A 

    See step  4

  4. CHECK FREEZE FRAME DATA (HYBRID CONTROL) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
    4. Read the freeze frame data of DTC P3000-603.
      NOTE:

      Although freeze frame data is recorded before and after a DTC is stored, for this step it is only necessary to read the freeze flame data recorded at "0s" (when the DTC was stored).

      Result

      Result Proceed to
      Other than below A
      The value of any of "Temp of Batt TB1 to TB6" is 80°C (176°F) or more. B
    5. Turn the power switch off.

    Result:  2

    B 

    See step  6

    Result:  1

    A 

    See step  5

  5. READ VALUE USING TECHSTREAM 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain / Hybrid Control / Data List / Temp of Batt TB1 to TB6.

      Powertrain > Hybrid Control > Data List 

      Tester Display
      Temp of Batt TB1
      Temp of Batt TB2
      Temp of Batt TB3
      Temp of Batt TB4
      Temp of Batt TB5
      Temp of Batt TB6
    4. According to the display on the Techstream, read the Data List and check that the value of each "Temp of Batt TB1 to TB6" is 40°C (104°F) or less.

      HINT: 

      If the value of any of "Temp of Batt TB1 to TB6" is more than 40°C (104°F), turn the power switch off and wait until the values to decrease to 40°C (104°F) or less before continuing this procedure.

    5. Enter the following menus: Powertrain / Hybrid Control / Data List / Battery Block Vol - V01 to -V15.

      Powertrain > Hybrid Control > Data List 

      Tester Display
      Battery Block Vol -V01
      Battery Block Vol -V02
      Battery Block Vol -V03
      Battery Block Vol -V04
      Battery Block Vol -V05
      Battery Block Vol -V06
      Battery Block Vol -V07
      Battery Block Vol -V08
      Battery Block Vol -V09
      Battery Block Vol -V10
      Battery Block Vol -V11
      Battery Block Vol -V12
      Battery Block Vol -V13
      Battery Block Vol -V14
      Battery Block Vol -V15
    6. According to the display on the Techstream, read the Data List and check the value of each "Battery Block Vol -V01 to -V15" with the power switch on (IG).
      GTY768753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Battery Block Vol -V01 *b Battery Block Vol -V02
      *c Battery Block Vol -V03 *d Battery Block Vol -V04
      *e Battery Block Vol -V05 *f Battery Block Vol -V06
      *g Battery Block Vol -V07 *h Battery Block Vol -V13
      *i Battery Block Vol -V14 *j Battery Block Vol -V15

      Result

      Result Proceed to
      Other than below A
      The difference between the lowest and highest HV battery block voltage is 0.3 V or more. B
    7. Turn the power switch off.

    Result:  1

    A 

    COMPLETED 

    Result:  2

    B 

    See step  6

  6. REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY 

    Refer to COMPONENTS [11/2016 - ]

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    REPLACE HV BATTERY. Refer to  COMPONENTS [11/2016 - ] 

  7. REPLACE BATTERY VOLTAGE SENSOR 

    Refer to COMPONENTS [02/2014 - ]

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    REPLACE HV BATTERY. Refer to  COMPONENTS [11/2016 - ] 

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