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Home >> Honda >> 2021 >> Odyssey EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (P0069 - P0600) >> Advanced Diagnostics >> DTC P0139 >> Malfunction Threshold

Malfunction Threshold

The rear secondary HO2S (bank 1, sensor 2) output voltage [HO2S B1 S2] is 0.05 V or more for at least 8.0 seconds.