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Home >> Hyundai >> 2018 >> Ioniq Plug-In Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) (PHEV) >> DTC P0135: O2 Sensor Heater Circuit (Bank 1/Sensor 1) >> DTC Information >> DTC Description
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DTC Description

If the temperature inside the oxygen sensor (up) heater is low, the ECM considers it to be an abnormality in the coil performance of the oxygen sensor heater and displays DTC P0135.

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