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Home >> Honda >> 2021 >> Insight EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (2 Of 2) >> Advanced Diagnostics >> DTC P2401, P2402 >> Notes

DTC P2401, P2402: Notes

DTC P2401:  Evaporative Emission (EVAP) Leak Check Pump Control Circuit Low Voltage

DTC P2402:  Evaporative Emission (EVAP) Leak Check Pump Control Circuit High Voltage