LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2014 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 74 (Hybrid Battery System (Diagnostic Codes (P0A7F-123 - U029A-123)) (Hybrid)) >> Hybrid Battery System >> DTC P3011-123: Battery Block 1 Becomes Weak; DTC P3012-123: Battery Block 2 Becomes Weak; DTC P3013-123: Battery Block 3 Becomes Weak; DTC P3014-123: Battery Block 4 Becomes Weak; DTC P3015-123: Battery Block 5 Becomes Weak; DTC P3016-123: Battery Block 6 Becomes Weak; DTC P3017-123: Battery Block 7 Becomes Weak; DTC P3018-123: Battery Block 8 Becomes Weak; DTC P3019-123: Battery Block 9 Becomes Weak; DTC P3020-123: Battery Block 10 Becomes Weak; DTC P3021-123: Battery Block 11 Becomes Weak; DTC P3022-123: Battery Block 12 Becomes Weak; DTC P3023-123: Battery Block 13 Becomes Weak; DTC P3024-123: Battery Block 14 Becomes Weak; DTC P3025-123: Battery Block 15 Becomes Weak; DTC P3026-123: Battery Block 16 Becomes Weak; DTC P3027-123: Battery Block 17 Becomes Weak [10/2013 - ] >> Procedure

DTC P3011-123: Battery Block 1 Becomes Weak; DTC P3012-123: Battery Block 2 Becomes Weak; DTC P3013-123: Battery Block 3 Becomes Weak; DTC P3014-123: Battery Block 4 Becomes Weak; DTC P3015-123: Battery Block 5 Becomes Weak; DTC P3016-123: Battery Block 6 Becomes Weak; DTC P3017-123: Battery Block 7 Becomes Weak; DTC P3018-123: Battery Block 8 Becomes Weak; DTC P3019-123: Battery Block 9 Becomes Weak; DTC P3020-123: Battery Block 10 Becomes Weak; DTC P3021-123: Battery Block 11 Becomes Weak; DTC P3022-123: Battery Block 12 Becomes Weak; DTC P3023-123: Battery Block 13 Becomes Weak; DTC P3024-123: Battery Block 14 Becomes Weak; DTC P3025-123: Battery Block 15 Becomes Weak; DTC P3026-123: Battery Block 16 Becomes Weak; DTC P3027-123: Battery Block 17 Becomes Weak [10/2013 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK DTC OUTPUT (HYBRID CONTROL) See step   1 

    B → GO TO DTC CHART (HYBRID BATTERY SYSTEM) 

    A: Go to next step 

  2. READ VALUE USING TECHSTREAM (VB1 - VB17) 
    1. Ensure the safety of the areas in front and at the back of the vehicle.
    2. Apply the parking brake and secure the wheels using chocks.
    3. Connect the Techstream to the DLC3.
    4. Turn the power switch on (READY).
    5. Fully warm up the engine and turn the air conditioning off.
    6. Enter the following menus: Powertrain / Hybrid Control / Data List / Battery Block Vol - V01 to V17.
    7. Firmly depress the brake pedal with your left foot.
    8. Move the shift lever to D.
    9. Record each battery block voltage from the Data List "Battery Block Vol - V01 to V17" while fully depressing the accelerator pedal.
    10. Compare the battery block voltages "Battery Block Vol - V01 to V17" between the even and odd number groups in each combination shown in the table below.
      TABLE 1

      Circuit A Battery Block Circuit B Battery Block Condition
      Battery Block Vol - V01 (VB1) Battery Block Vol - V02 (VB2) "Battery Block Vol - V01" - "Battery Block Vol - V02" = 0.3 V or more
      Battery Block Vol - V04 (VB4) Battery Block Vol - V03 (VB3) "Battery Block Vol - V04" - "Battery Block Vol - V03" = 0.3 V or more
      Battery Block Vol - V05 (VB5) Battery Block Vol - V06 (VB6) "Battery Block Vol - V05" - "Battery Block Vol - V06" = 0.3 V or more
      Battery Block Vol - V08 (VB8) Battery Block Vol - V07 (VB7) "Battery Block Vol - V08" - "Battery Block Vol - V07" = 0.3 V or more
      Battery Block Vol - V09 (VB9) Battery Block Vol - V10 (VB10) "Battery Block Vol - V09" - "Battery Block Vol - V10" = 0.3 V or more
      Battery Block Vol - V12 (VB12) Battery Block Vol - V11 (VB11) "Battery Block Vol - V12" - "Battery Block Vol - V11" = 0.3 V or more
      Battery Block Vol - V13 (VB13) Battery Block Vol - V14 (VB14) "Battery Block Vol - V13" - "Battery Block Vol - V14" = 0.3 V or more
      Battery Block Vol - V16 (VB16) Battery Block Vol - V15 (VB15) "Battery Block Vol - V16" - "Battery Block Vol - V15" = 0.3 V or more
      Battery Block Vol - V17 (VB17) Battery Block Vol - V14 (VB14) "Battery Block Vol - V17" - "Battery Block Vol - V14" = 0.3 V or more
      TABLE 2

      Circuit A Battery Block Circuit B Battery Block Condition
      Battery Block Vol - V01 (VB1) Battery Block Vol - V02 (VB2) "Battery Block Vol - V02" - "Battery Block Vol - V01" = 0.3 V or more
      Battery Block Vol - V04 (VB4) Battery Block Vol - V03 (VB3) "Battery Block Vol - V03" - "Battery Block Vol - V04" = 0.3 V or more
      Battery Block Vol - V05 (VB5) Battery Block Vol - V06 (VB6) "Battery Block Vol - V06" - "Battery Block Vol - V05" = 0.3 V or more
      Battery Block Vol - V08 (VB8) Battery Block Vol - V07 (VB7) "Battery Block Vol - V07" - "Battery Block Vol - V08" = 0.3 V or more
      Battery Block Vol - V09 (VB9) Battery Block Vol - V10 (VB10) "Battery Block Vol - V10" - "Battery Block Vol - V09" = 0.3 V or more
      Battery Block Vol - V12 (VB12) Battery Block Vol - V11 (VB11) "Battery Block Vol - V11" - "Battery Block Vol - V12" = 0.3 V or more
      Battery Block Vol - V13 (VB13) Battery Block Vol - V14 (VB14) "Battery Block Vol - V14" - "Battery Block Vol - V13" = 0.3 V or more
      Battery Block Vol - V16 (VB16) Battery Block Vol - V15 (VB15) "Battery Block Vol - V15" - "Battery Block Vol - V16" = 0.3 V or more
      Battery Block Vol - V17 (VB17) Battery Block Vol - V14 (VB14) "Battery Block Vol - V14" - "Battery Block Vol - V17" = 0.3 V or more

      HINT: 

      Make sure to compare Battery Block Vol - V17 to Battery Block Vol - V14 in accordance with the table above.

      GTY375361Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      When an internal malfunction occurs in the battery voltage sensor, this symptom (difference in voltage of 0.3 V or more for all 9 pair of blocks) will occur.

      Result

      Result Proceed to
      All conditions in table 1 are met. A
      All conditions in table 2 are met.
      Other than above B
    11. Turn the power switch off.
    12. Disconnect the Techstream from the DLC3.

    B → See step   3 

    A → See step   5 

  3. 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.
      RESULT

      Result Proceed to
      P3019-123 is output. A
      P3019-123 is not output. B

      HINT: 

      DTC P3019-123 may also be stored if there is foreign matter, etc. adhering to the connecting part of the service grip.

    5. Turn the power switch off.

    B → See step   4 

    A → See step   6 

  4. REPLACE HV BATTERY. Refer to  COMPONENTS [10/2013 - ] 
  5. REPLACE BATTERY VOLTAGE SENSOR. Refer to  COMPONENTS [10/2013 - ] 
  6. REPLACE SERVICE PLUG GRIP AND HV BATTERY. Refer to  COMPONENTS [10/2013 - ] 
scientia non olet · About LEMON Manuals