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 hybrid vehicle control ECU detects a HV battery cooling system error signal.

  • Hybrid vehicle control ECU

  • HV battery

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.

  • Before returning the HV battery, make sure to perform a recovery inspection Click here

  • Make a note of the output DTCs as some of them may be necessary for recovery inspection of the HV battery.

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 power switch 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 power 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