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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 93 (Battery Management System Diagnosis (HEV)) >> DTC P1B03: Auxiliary Battery Temperature Sensor Circuit >> General Information >> DTC Description

DTC Description

WARNING: This page is about a different variant/trim than selected.

BMS ECU takes the measured temperature from an Auxiliary Battery Temperature Sensor which is located above an Auxiliary Battery. If the measured temperatures is more than 110°C (230°F) or is less than -45°C (-49°F), BMS ECU detects this DTC.

During existence of an current DTC the service lamp turns on, If it is recovery to a normal state, the current DTC will delete after lasting 2 terms driving cycle (IG ON/OFF), and then generate a historic DTC (H character is displayed at the end of the DTC code).

At the same time the service lamp turns off, the GDS could delete the historic DTC.

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