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Home >> Hyundai >> 2012 >> Azera >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0031: HO2S Heater Control Circuit Low (Bank 1/Sensor 1) >> General Information >> DTC Description

DTC Description

If the PCM detects short to ground or open in heater under detecting conditions, PCM sets P0031.

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