HYBRID CONTROL SYSTEM, Diagnostic DTC:P3000-603

DTC Code DTC Name
P3000-603 Battery Control System

DESCRIPTION

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

DTC No. INF Code DTC Detection Condition Trouble Area
P3000 603

The HV battery temperature becomes too high due to a malfunction in the HV system.

(1 trip detection logic)

  • Hybrid vehicle control ECU

  • HV battery
Related Data List
DTC No. Data List
P3000-603

  • Temp of Batt TB1 to TB3

  • Inhaling Air Temp

  • Ambient Temperature

  • Power Resource IB

  • State of Charge (All Bat)

  • Cooling Fan Mode1

  • Cooling Fan 0

  • Hot Temperature Time

The following items can be helpful when performing repairs:


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.

Tech Tips

After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.


  1. Drive the vehicle for approximately 10 minutes according to the freeze frame data items "Vehicle Spd", "Temp of Batt TB1 to TB3", "Inhaling Air Temp", "Ambient Temperature" and "Power Resource IB".

PROCEDURE


  1. CHECK DTC OUTPUT (HYBRID CONTROL)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON (IG).

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

    4. Check if DTCs are output.

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

    5. Turn the ignition switch off.


    B

    GO TO DTC CHART (HYBRID CONTROL SYSTEM) Click here

    A

  2. REPLACE HYBRID VEHICLE CONTROL ECU

    Click here


    NEXT

    REPLACE HV BATTERY Click here