HYBRID CONTROL SYSTEM, Diagnostic DTC:P0C3000

DTC Code DTC Name
P0C3000 Hybrid/EV Battery State of Charge High

DESCRIPTION

The hybrid vehicle control ECU monitors the system internal operation and will store a DTC and perform fail-safe control if it detects the following malfunction.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0C3000 Hybrid/EV Battery State of Charge High

Charging prohibited

Charging of the HV battery continues even after charging is prohibited when the hybrid system is malfunctioning and "Hybrid Battery SOC" has reached the upper limit.

(1 trip detection logic)

 Hybrid vehicle control ECU Does not come on

Master Warning Light:

Comes on
Related Data List
DTC No. Data List
P0C3000

  • Hybrid Battery SOC

  • WIN Control Limit Power

  • Hybrid Battery Current

CONFIRMATION DRIVING PATTERN

Tech Tips

After repairs have been completed, clear the DTCs and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

Click here


  1. Connect the GTS to the DLC3.

  2. Turn the power switch on (IG) and turn the GTS on.

  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).

  4. Turn the power switch off and wait for 2 minutes or more.

  5. Turn the power switch on (IG) and turn the GTS on.

  6. Apply the parking brake and secure the wheels using chocks.

  7. Fully apply the parking brake and chock all 4 wheels. Firmly depress the brake pedal, turn the power switch on (READY) and shift lever in D. Depress the accelerator pedal to start the engine and increase the engine speed. This will cause the "Hybrid Battery SOC" to increase.

    If the charge current drops, release the accelerator pedal and then depress it again to maintain charging.

  8. Select "WIN Control Limit Power" in the Data List and check that charging stops when "WIN Control Limit Power" reaches 0 kW.

  9. Check that charging stops when the Data List item "SOC" reaches the upper limit.

  10. Enter the following menus: Powertrain / Hybrid Control / Utility / All Readiness.

  11. Check the DTC judgment result.

    Tech Tips


    • If the judgment result shows NORMAL, the system is normal.

    • If the judgment result shows ABNORMAL, the system has a malfunction.

    • If the judgment result shows INCOMPLETE or N/A, perform driving pattern again.

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 DTCs.


      Powertrain > Hybrid Control > Trouble Codes
      Result
      Result Proceed to
      P0C3000 only is output. A
      DTCs except P0C3000 are output. B

    5. Turn the power switch off.


    A

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    B

    GO TO DTC CHART (HYBRID CONTROL SYSTEM) Click here