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Home >> Kia >> 2004 >> Amanti >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0156: O2 Sensor Circuit (Bank 2 Sensor 2) >> General Information >> DTC Description
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DTC Description

If circuit voltage is higher than 4.5V after 5V is applied to the HO2S output line via a resistor, the PCM judged as a open circuit and DTC is set.

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