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Home >> Hyundai >> 2025 >> Kona SEL, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0 (3 Of 15) >> DTC P0139-00: O2 Sensor Circuit Slow Response (Bank 1/Sensor 2) >> DTC Information >> DTC Description

DTC Description

The oxygen sensor data value is monitored under certain conditions, and if the oxygen sensor response is detected as slow, the PCM displays the fault code P013900.

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