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Hyundai
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2017
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Azera Base
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Repair and Diagnosis
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Engine Performance
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Engine Control System Diagnosis (1 Of 3)
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DTC P0037: HO2S Heater Control Circuit Low (Bank 1/Sensor 2)
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General Information
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DTC Description
DTC Description
If the PCM detects short to ground or open in heater under detecting conditions, PCM sets P0037.