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Home >> Kia >> 2019 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 6) >> DTC P0139-00: O2 Sensor Circuit Slow Response >> DTC Information >> DTC Description

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DTC Description

If abnormal response rate of downstream O2 sensor under enable condition is detected, ECM/PCM sets DTC P013900.

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