Posts Tagged: Honda P1457

Honda P1457 — diagnose and fix

Honda P1457 — Diagnose and fix A Honda P1457 Evaporative Emission (EVAP) Control System Leakage is usually caused by a faulty solenoid valve or a cracked vacuum hose. Honda EVAP system components The Honda EVAPORATIVE emissions system consists of the following items Fuel tank Charcoal canister Canister Vent valve Two way bypass valve Fuel tank pressure sensor Purge valve How the Honda EVAP system works During fueling, fuel vapors are adsorbed by the charcoal canister to prevent them from escaping to the atmosphere. After fueling, the ECU commands the purge … Read More