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Home › Honda › 2023 › Pilot EX-L, AWD › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTC Diagnostics (P000F - P0193) › Troubleshooting › DTC P0031, P0051 › Overview

DTC P0031, P0051: Overview

If the PCM cannot detect the pulse edge of the A/F sensor (Sensor 1) signal, the PCM determines an abnormality and stores the DTC.