HYBRID BATTERY SYSTEM, Diagnostic DTC:P0AC0-123

DTC Code DTC Name
P0AC0-123 Hybrid Battery Pack Current Sensor Circuit Range / Performance

DESCRIPTION

Refer to the Description for DTC P0ABF-123.

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DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0AC0-123 Hybrid Battery Pack Current Sensor Circuit Range / Performance

The offset value of the battery current sensor is excessively high, or the battery current sensor output is stuck.

(1 trip detection logic)

  • Hybrid battery junction block assembly

  • Battery voltage sensor

 Comes on

Master Warning Light:

Comes on
Related Data List
DTC No. Data List
P0AC0-123 Batt Pack Current Val

CAUTION / NOTICE / HINT

Tech Tips

After the repair, clear the DTCs, perform the following operations, and check that no DTCs (including pending DTCs) are output.


  1. Drive the vehicle on urban roads for approximately 10 minutes.

PROCEDURE


  1. 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 and record HV system DTCs, INF codes and freeze frame data.

    5. Read the output DTCs.


      Powertrain > Hybrid Control > Trouble Codes
      Result
      Result Proceed to
      Only DTC P0AC0-123 is output or DTC P0AC0-123 and DTCs other than those in the following table are output. A
      DTC P0AC0-123 and any of the DTCs in the following table are output at the same time. B
      Relevant DTC
      P0A95-123 High Voltage Fuse
      P0ABF-123 Hybrid Battery Pack Current Sensor Circuit
      P0AC1-123 Hybrid Battery Pack Current Sensor Circuit Low
      P0AC2-123 Hybrid Battery Pack Current Sensor Circuit High
      P0AFC-123 Hybrid Battery Pack Sensor Module
      P0B3D-123, P0B42-123, P0B47-123, P0B4C-123, P0B51-123, P0B56-123, P0B5B-123, P0B60-123, P0B65-123, P0B6A-123, P0B6F-123, P0B74-123, P0B79-123, P0B7E-123, P0B83-123, P0B88-123, P0B8D-123 Hybrid Battery Voltage Sensor "A - Q" Circuit Low

    6. Turn the power switch off.

    7. Disconnect the GTS from the DLC3.


    B

    GO TO DTC CHART (HYBRID BATTERY SYSTEM) Click here

    A

  2. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

      Note

      Do not turn the power switch on (READY).

    3. Enter the following menus: Powertrain / Hybrid Control / Data List / Battery Block Vol -V01 to V16.


      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
      Battery Block Vol -V16

      Note

      Select "Battery Block Vol -V01 to V16" only. (Do not select any other Data List items.)

    4. Check the voltage of each "Battery Block Vol" of "Battery Block Vol -V01 to V16" in the Data List with the power switch on (IG).

      A01OAQAE07
      Specified Condition
      Any "Battery Block Vol" changes by 0.3 V or more within 60 seconds after the power switch is turned on (IG). (The difference between the maximum and minimum voltage is 0.3 V or more.)
      Result
      Result Proceed to
      The change in voltage of any "Battery Block Vol" is 0.3 V or more. A
      Other than above B

    5. Turn the power switch off.

    6. Disconnect the GTS from the DLC3.


    A

    REPLACE BATTERY VOLTAGE SENSOR Click here

    B

    REPLACE HV BATTERY JUNCTION BLOCK ASSEMBLY Click here