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Home >> Hyundai >> 2017 >> Elantra Eco >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 1.4L (1 Of 3) >> DTC P0134: O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) >> DTC Information >> DTC Description

DTC Description

If there is short to ground in HO2S (S1) circuit, ECM sets DTC P0131.

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

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