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Home >> Hyundai >> 2017 >> Elantra GT Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0135: O2 Sensor Heater Circuit (Bank 1/Sensor 1) >> DTC Information >> DTC Description

DTC Description

ECM/PCM assumes that O2 sensor heater coil is abnormal and shows P0135 when the corrected resistance value of upstream O2 sensor heater is higher than the specification.

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