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Home >> Hyundai >> 2007 >> Accent GLS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0140 Ho2S Circuit No Activity Detected (Bank 1 / Sensor 2) >> DTC Description
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DTC Description

If there is not any signal activity, ECM/PCM sets DTC P0140.

(This DTC might be caused by the malfunction of Heater circuit, so, check the heater circuit first.)

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