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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (Engine Control System Diagnosis - 1.6L (1 Of 3) (Except HEV)) >> DTC P0133: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1) >> DTC Information >> DTC Description

DTC Description

WARNING: This page is about a different variant/trim than selected.

If there is abnormal response rate of HO2S under enable conditions, ECM sets DTC P0133.

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

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