SUB BATTERY SYSTEM, Diagnostic DTC:B22E3

DTC Code DTC Name
B22E3 Sub Battery Module State of Charge (Overcharge)

DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory
B22E3 Sub Battery Module State of Charge (Overcharge)

This DTC is stored when a malfunction is detected caused by over-charging against the battery capacity of the sub-battery.

(1 trip detection logic)

 Charging system Does not come on DTC stored

Tech Tips

The details of a DTC can be checked by using the DTC Sub Code of the freeze frame data that was recorded when the DTC was output.

DTC Sub Code Detail
"2A" Value of Sub Battery Module State of Charge increased

WIRING DIAGRAM

B000VJDC01
*a Sub-battery Module Assembly - -
*1 Sub-battery (Hi) *2 Sub-battery (Low)
*3 Sub-battery - -

CONFIRMATION DRIVING PATTERN


  1. Connect the GTS to the DLC3.

  2. Turn the engine switch on (IG) and turn the GTS on.

  3. Clear the DTCs.

    Click here

  4. Turn the engine switch off and wait for at least 30 seconds.

  5. Turn the engine switch on (IG) and GTS on.

  6. Start the engine and run it at idle for at least 5 minutes.

  7. Enter the following menus: Body Electrical / Sub Battery Module / Trouble Codes.

  8. Check the DTC.

    Click here

    Tech Tips

    If a DTC is output, the system is malfunctioning.

CAUTION / NOTICE / HINT

Tech Tips

Read freeze frame data using the GTS. Freeze frame data records the sub-battery module assembly condition when malfunctions are detected.

PROCEDURE


  1. INSPECT CHARGING SYSTEM


    1. Inspect charging system.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE CHARGING SYSTEM

    OK

  2. CHECK DTC OUTPUT


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Clear the DTCs.


      Body Electrical > Sub Battery Module > Clear DTCs

    5. Turn the engine switch off and wait for at least 30 seconds.

    6. Turn the engine switch on (IG) and turn the GTS on.

    7. Start the engine and run it at idle for at least 5 minutes.

    8. Enter the following menus: Body Electrical / Sub Battery Module / Trouble Codes.


      Body Electrical > Sub Battery Module > Trouble Codes

    9. Check that DTCs are not output.

      Result
      Proceed to
      NEXT

    NEXT

    END