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HYBRID CONTROL SYSTEM, Diagnostic DTC:P3000-603

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Info Added 2017-08-02

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DTC Code DTC Name
P3000-603 Battery Control System
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DESCRIPTION

The hybrid vehicle control ECU assembly monitors its internal operation and detects the following malfunction.

DTC No. INF Code DTC Detection Condition Trouble Area
P3000 603 The hybrid vehicle control ECU assembly detects a HV battery cooling system error signal.

  • Hybrid vehicle control ECU assembly

  • HV battery

  • Battery smart unit
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CAUTION / NOTICE / HINT

CAUTION:

When disposing of an HV battery, make sure to return it through an authorized collection agent who is capable of handling it safely. If the HV battery is returned via the manufacturer specified route, it will be returned properly and in a safe manner by an authorized collection agent.

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PROCEDURE


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    CHECK DTC OUTPUT (HYBRID CONTROL)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

    4. Check for DTCs.

      Result
      Result Proceed to
      P3000-603 only is output. A
      DTCs other than P3000-603 are also output. B

    5. Turn the power switch off.


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    CLEAN BATTERY COOLING BLOWER FILTER


    1. B001VE2C08
      *1 No. 1 Hybrid Battery Intake Duct

      Check that the No. 1 hybrid battery intake duct and battery cooling blower are not disconnected, damaged, or clogged with foreign matter, and that the acoustical materials have not peeled.

      Tip:

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

    2. B001VJOC02
      *1 No. 1 Hybrid Battery Intake Filter

      Clean the No. 1 hybrid battery intake filter.

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    CHECK FREEZE FRAME DATA (HYBRID CONTROL)


    1. Connect the GTS 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.

      B001VCKC02
      *a Freeze Frame Data Recorded
      *b DTC Stored
      *c Time
      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).

      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 -V17" is 10 V or more. B

    5. Turn the power switch off.


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    CHECK FREEZE FRAME DATA (HYBRID CONTROL)


    1. Connect the GTS 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 TB3" is 80°C (176°F) or more. B

    5. Turn the power switch off.


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    READ VALUE USING GTS


    1. Connect the GTS 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 TB3.

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

      Tip:

      If the value of any of "Temp of Batt TB1 to TB3" 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 -V17.

    6. B001VEFC01
      *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 -V15
      *i Battery Block Vol -V16 *j Battery Block Vol -V17

      According to the display on the GTS, read the Data List and check the value of each "Battery Block Vol -V01 to -V17" with the power switch on (IG).

      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.


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    REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY

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    REPLACE BATTERY SMART UNIT

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