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DTC B22D1: Sub Battery Module Temperature Sensor Circuit [12/2017 - 10/2023]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory
B22D1 Sub Battery Module Temperature Sensor Circuit This DTC is stored when a malfunction is detected in the sub-battery temperature sensor.
(1 trip detection logic)
Sub-battery module assembly Comes on DTC stored

HINT: 

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
"0F" Sub Battery Module Temperature is continuously 120°C (248°F) or less for 1 second
"10" Sub Battery Module Temperature is continuously -40°C (-40°F) or less and protection relay FET temperature is continuously 0°C (32°F) or more for 10 seconds