Fault code lookup

Honda fault codes

6,283 codes · 1,034 vehicle records · 229 ECU records · 0 live-data parameters

Search only Honda codes

Shared-name brands using this data:

Codes 6,283

CodeDescriptionBrandsSystem
P03FESüüde 'L' juhtsignaali ahel madal5Powertrain
P03FFSafety belt not fastened display fault - display error7Powertrain
P0400Exhaust Gas Recirculation Flow41Powertrain
P0401Exhaust Gas Recirculation Flow Insufficient Detected41Powertrain
P0402Exhaust Gas Recirculation Flow Excessive Detected42Powertrain
P0403Exhaust Gas Recirculation Circuit44Powertrain
P0404Exhaust Gas Recirculation Circuit Range/Performance39Powertrain
P0405Exhaust Gas Recirculation Sensor A Circuit Low41Powertrain
P0406Exhaust Gas Recirculation Sensor A Circuit High41Powertrain
P0407EGR Sensor B Circuit Low33Powertrain
P0408EGR Sensor B Circuit High33Powertrain
P0409Exhaust Gas Recirculation Sensor A Circuit34Powertrain
P0410AIR System A39Powertrain
P0411AIR System A Incorrect Flow Detected38Powertrain
P0412AIR System Switching Valve A Circuit38Powertrain
P0420Catalyst System Efficiency Below Threshold (Bank 1)42Powertrain
P042EEGR 'A' control stuck open30Powertrain
P042FEGR 'A' control stuck closed30Powertrain
P0430Catalyst System Efficiency Below Threshold (Bank 2)39Powertrain
P043EEvaporative Emissions (EVAP) System Leak Detection Reference Orifice Low Flow28Powertrain
P043FEvaporative Emissions (EVAP) System Leak Detection Reference Orifice High Flow28Powertrain
P0440Evaporative Emission Control System40Powertrain
P0441Evaporative Emission Control System Incorrect Purge Flow40Powertrain
P0442Evaporative Emission Control System Leak Detected (Small Leak)43Powertrain
P0443Evaporative Emission Control System Purge Control Valve Circuit41Powertrain
P0444Evaporative Emission Control System Purge Control Valve Circuit Open36Powertrain
P0445Evaporative Emission Control System Purge Control Valve Circuit Shorted37Powertrain
P0449Evaporative Emission Control System Vent Valve/Solenoid Circuit30Powertrain
P0450Evaporative Emission Control System Pressure Sensor37Powertrain
P0451Evaporative Emission Control System Pressure Sensor Range/Performance36Powertrain
P0452Evaporative Emission Control System Pressure Sensor Low Input38Powertrain
P0453Evaporative Emission Control System Pressure Sensor High Input36Powertrain
P0455Evaporative Emission Control System Leak Detected (Large Leak)41Powertrain
P0456Evaporative Emission Control System Leak Detected (Very Small Leak)43Powertrain
P0457Evaporative Emission Control System Leak Detected (Fuel Cap Loose/Off)37Powertrain
P0458EVAP System Purge Control Valve A Circuit Low36Powertrain
P0459EVAP System Purge Control Valve A Circuit High36Powertrain
P045AEGR B Control Circuit28Powertrain
P045CEGR B Control Circuit Low27Powertrain
P045DEGR B Control Circuit High27Powertrain
P045EEGR 'B' control stuck open25Powertrain
P045FEGR 'B' control stuck closed24Powertrain
P0460Fuel Level Sensor Circuit38Powertrain
P0461Fuel Level Sensor Circuit Range/Performance38Powertrain
P0462Fuel Level Sensor Circuit Low Input37Powertrain
P0463Fuel Level Sensor Circuit High Input35Powertrain
P046CExhaust gas recirculation (EGR) position sensor A range/performance failure28Powertrain
P0475Exhaust Pressure Control Valve A30Powertrain
P0476Exhaust Pressure Control Valve A Range/Performance28Powertrain
P0480Cooling Fan 1 Control Circuit39Powertrain

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

OpenDTC - independent fault code reference