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Home >> Hyundai >> 2016 >> Azera Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P2270: O2 Sensor Signal Stuck Lean (Bank 1 Sensor 2) >> General Information >> DTC Description
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DTC Description

Checking output signals from HO2S under detecting condition, if HO2S's signal is lean during power enrichment conditions, PCM sets P2270. MIL (Malfunction Indication Lamp) turns on when the malfunction lasts till consecutive 2 driving cycles.

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