DTC    P3000-389    HV Battery Malfunction

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DESCRIPTION

The HV control ECU alerts the driver and performs fail-safe control based on error signals received from the battery smart unit.
This DTC is output if the HV battery is depleted or the HV control system has a malfunction.

DTC No.
INF Code
DTC Detection Condition
Trouble Area
P3000
389
DTC is detected if HV battery voltage drops
  1. HV control system
  2. HV battery
  3. Engine

INSPECTION PROCEDURE

1.READ OUTPUT DTC (HV)

  1. Connect the intelligent tester to the DLC3.

  1. Turn the ignition switch to the ON position.

  1. Select the following menu items: Powertrain / Hybrid Control / DTC.

  1. Read output DTCs. (Click here)

    Result:
    DTCs other than P3000-388 and P3000-389 are output.



YES
GO TO DTC CHART
NO


2.CHECK ENGINE START

  1. Put the vehicle into the READY-on state. Check if the engine starts.

    OK:
    The engine starts.



YES
LEAVE VEHICLE IN P POSITION, AND CHARGE HV BATTERY IN IDLE STATUS UNTIL IDLING STOPS
NO


3.CHECK CRANKSHAFT PULLEY REVOLUTION (P POSITION)

  1. Turn the ignition switch off, move the shift lever to the P position, and lift up the vehicle.

  1. Turn the crank pulley by hand to check if the crankshaft rotates.

    CAUTION:
    Do not put the vehicle into the READY-on state while performing this inspection. Be sure to turn the ignition switch off because the engine may start.

    OK:
    The crankshaft rotates.



NG
Go to step 4
OK

REPLACE HV BATTERY 

4.CHECK CRANKSHAFT PULLEY REVOLUTION (N POSITION)

  1. Turn the ignition switch off, move the shift lever to the N position, and lift up the vehicle.

  1. Turn the crank pulley by hand to check if the crankshaft rotates.

    CAUTION:
    Do not put the vehicle into the READY-on state while performing this inspection. Be sure to turn the ignition switch off because the engine may start.

    OK:
    The crankshaft rotates.



OK
REPLACE HYBRID VEHICLE CONTROL ECU
NG

REPAIR OR REPLACE ENGINE