SUB BATTERY SYSTEM, Diagnostic DTC:B22D0

DTC Code DTC Name
B22D0 Sub Battery Module Voltage Sensor Circuit

DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory
B22D0 Sub Battery Module Voltage Sensor Circuit

This DTC is stored when a malfunction is detected in the sub-battery voltage sensor continuously for 10 seconds.

(1 trip detection logic)

 Sub-battery module assembly Comes 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
"01" VL01 Voltage is more than 36.5 V
"02" VL01 Voltage is less than 0.7 V
"03" VL02 Voltage is more than 18.5 V
"04" VL02 Voltage is less than 0.3 V
"05" VL03 Voltage is more than 0.5 V
"06" VL03 Voltage is less than -0.5 V

WIRING DIAGRAM

B006EUJC03
*a Sub-battery Module Assembly - -
*1 Voltage detection circuit *2 CPU
*3 Sub-battery (Hi) *4 Sub-battery (Low)

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. REPLACE SUB-BATTERY MODULE ASSEMBLY


    1. Replace the sub-battery module assembly.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

    END