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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Hybrid Battery System (HEV) - Diagnostic Codes (1 Of 2)) >> HYBRID BATTERY SYSTEM (for M20A-FXS) >> DTC P0B13-62: Hybrid/EV Battery Current Sensor "A"/"B" Signal Compare Failure [12/2022 - ] >> Procedure

DTC P0B13-62: Hybrid/EV Battery Current Sensor "A"/"B" Signal Compare Failure [12/2022 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK DTC OUTPUT (HV BATTERY, HYBRID CONTROL) 

    Pre-procedure1

    1. None

      Procedure1

    2. Check for DTCs.

      Powertrain > HV Battery > Trouble Codes 

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Result Proceed to
      "P0B13-62" only is output, or DTCs except the ones in the table below are also output. A
      DTCs of hybrid battery system in the table below are output. B
      DTCs of hybrid control system in the table below are output. C
      System Relevant DTC
      Hybrid battery system P060A-47 Hybrid/EV Battery Energy Control Module Monitoring Processor Watchdog / Safety MCU Failure
      P060B-49 Hybrid/EV Battery Energy Control Module A/D Processing Internal Electronic Failure
      P0606-87 Hybrid/EV Battery Energy Control Module Processor to Monitoring Processor Missing Message
      Hybrid control system P0A1F-94 Hybrid/EV Battery Energy Control Module Unexpected Operation

      Post-procedure1

    3. Turn the ignition switch off.

    Result: 

    B 

    GO TO DTC CHART (HYBRID BATTERY SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2022 - ] 

    Result: 

    C 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2022 - ] 

    Result: 

    A 

    See step  2

  2. CHECK HARNESS AND CONNECTOR (BATTERY ECU ASSEMBLY - NO. 1 TRACTION BATTERY DEVICE BOX) 

    See step  2

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  3

  3. REPLACE NO. 1 TRACTION BATTERY DEVICE BOX 

    HINT: 

    Refer to REMOVAL [12/2022 - ]

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  4

  4. CLEAR DTC (HV BATTERY) 

    Pre-procedure1

    1. None

      Procedure1

    2. Clear the DTCs and freeze frame data.

      Powertrain > HV Battery > Clear DTCs 

      Result

      Proceed to
      NEXT

      Post-procedure1

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

    Result: 

    NEXT 

    See step  5

  5. CHECK DTC OUTPUT (HV BATTERY) 

    Pre-procedure1

    1. None

      Procedure1

    2. Check for DTCs.

      Powertrain > HV Battery > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output. A
      P0B13-62 is also output. B

      Post-procedure1

    3. Turn the ignition switch off.

    Result: 

    A 

    END 

    Result: 

    B 

    REPLACE BATTERY ECU ASSEMBLY. Refer to  REMOVAL [12/2022 - ] 

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