PLUG-IN CHARGE CONTROL SYSTEM, Diagnostic DTC:P1C0012, P1C0014

DTC Code DTC Name
P1C0012 Voltage Sensor after Boosting by PFC Boosting Circuit Circuit Short to Auxiliary Battery
P1C0014 Voltage Sensor after Boosting by PFC Boosting Circuit Circuit Short to Ground or Open

DESCRIPTION

The charge control ECU built into the electric vehicle charger assembly monitors the boosting voltage using the VH sensor. If it detects a VH sensor malfunction, it stores a DTC. If these DTCs are output, replace the electric vehicle charger assembly.

Refer to the description for DTC P0D3812.

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DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P1C0012 Voltage Sensor after Boosting by PFC Boosting Circuit Circuit Short to Auxiliary Battery

VH sensor output voltage is above the threshold.

(1 trip detection logic)

 Electric vehicle charger assembly Comes on

Master Warning Light:

Comes on
P1C0014 Voltage Sensor after Boosting by PFC Boosting Circuit Circuit Short to Ground or Open

VH sensor output voltage is below the threshold.

(1 trip detection logic)

 Electric vehicle charger assembly Comes on

Master Warning Light:

Comes on

CONFIRMATION DRIVING PATTERN

Tech Tips

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

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  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. Enter the following menus: Powertrain / Hybrid Control / Data List.

  5. Check that "Hybrid Battery SOC" shows 70% or less.

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

  7. Connect the electric vehicle charger cable assembly, and plug-in charge the vehicle for 30 seconds or more.

  8. Disconnect the electric vehicle charger cable assembly and wait for 10 seconds or more.

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

  10. Enter the following menus: Powertrain / Plug-in 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. REPLACE ELECTRIC VEHICLE CHARGER ASSEMBLY

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    Result
    Proceed to
    NEXT

    NEXT

    COMPLETED