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Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Hybrid Control System (Nickel Metal Hydride) - Diagnostic Codes (P1C9F-P3147)) >> HYBRID CONTROL SYSTEM (for NICKEL METAL HYDRIDE BATTERY) >> DTC P3000-00: Hybrid/EV Battery Discharge Control Malfunction [04/2018 - 08/2020] >> Procedure

DTC P3000-00: Hybrid/EV Battery Discharge Control Malfunction [04/2018 - 08/2020]: Procedure

WARNING: This page is about a different car, the 2020 Toyota Avalon and 2019 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Connect the Techstream 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
      P3000-00 or P3000-16 only is output. A
      DTCs other than P3000-00 and P3000-16 are also output. B
    5. Turn the power switch off.

    Result: 

    B 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [04/2018 - 08/2020] 

    Result: 

    A 

    See step  2

  2. CHECK DTC OUTPUT (ENGINE) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain/Engine/Trouble Codes.
    4. Check for DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      No DTCs are output. A
      DTCs are output. B
    5. Turn the power switch off.

    Result: 

    B 

    GO TO DTC CHART (SFI SYSTEM). Refer to  DIAGNOSTIC TROUBLE CODE CHART [04/2018 - 08/2019]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2019 - 08/2020] 

    Result: 

    A 

    See step  3

  3. CHECK AMOUNT OF FUEL 
    1. Turn the power switch on (IG).
    2. Check the amount of fuel by referring to the fuel gauge in the meter.

      HINT: 

      Add fuel until the low fuel level warning light turns off.

      Result

      Result Proceed to
      Proper amount of fuel is in the tank. A
      There is no fuel in the tank. B
    3. Turn the power switch off.

    Result: 

    B 

    REFUEL VEHICLE 

    Result: 

    A 

    See step  4

  4. CHECK FREEZE FRAME DATA 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Enter the following menus: Powertrain/Hybrid Control/Trouble Codes.
    4. Read the freeze frame data item "Shift Position" of DTC P3000-00.

      Powertrain > Hybrid Control > Trouble Codes 

      Powertrain > Hybrid Control 

      Tester Display
      Shift Position
      NOTE:
      • When the freeze frame data "Shift Position" was N, DTC P3000-00 may be stored due to the vehicle was left with shift lever in N and the HV battery could not be charged.
      • If DTC "P3000-00" only is output, charge the HV battery without replacing the HV battery if necessary.
    5. Turn the power switch off.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  5

  5. CHECK ENGINE START 
    1. Turn the power switch on (READY).
    2. Check if the engine starts.

      HINT: 

      • Depressing the accelerator pedal with shift lever in P will cause the engine to start.
      • Turning the power switch on (READY) and off repeatedly while the SOC is low may cause the SOC to drop further, resulting in DTC P3000-16 being stored. Charge the HV battery using the THS charger as necessary.
      • Cranking the engine once causes the SOC to drop approximately 1%.
      • Charging the HV battery once (10 minutes) using the THS charger restores the SOC approximately 2%.

      Result

      Result Proceed to
      The engine starts. A
      The engine does not start. B
    3. If the engine does not start, turn the power switch off.

    Result: 

    A 

    LEAVE VEHICLE WITH SHIFT LEVER IN P, AND CHARGE HV BATTERY BY IDLING UNTIL IDLING STOPS 

    Result: 

    B 

    See step  6

  6. CLEAR DTC 

    Refer to PROCEDURE - Step 3

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    CHARGE HV BATTERY (CHECK THAT ENGINE STARTS). Refer to  CHARGING [04/2018 - 08/2020]