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Home >> Hyundai >> 2004 >> Accent Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0137: O2 Sensor Circuit Low Input (Bank1/SESN0R2) >> DTC Description
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DTC Description

P0131/P0137: PCM sets DTC P0131 if the PCM detects signal voltage lower than the possible range of a properly operating front heated oxygen sensor (HO2S). PCM sets DTC P0137 if the PCM detects signal voltage lower than the possible range of a properly operating front or rear heated oxygen sensor (HO2S) respectively.

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