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Home >> Hyundai >> 2009 >> Elantra GLS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures >> DTC P2231 Ho2S Signal Circuit Shorted To Heater Circuit (Bank 1/Sensor 1) >> DTC Description

DTC Description

ECM sets DTC P2231 if the ECM detects that the front HO2S heater control circuit is short to output circuit

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