Check-engine codes
Look up any check-engine code — what it means for your car, what usually causes it, and whether you can keep driving.
AllTransmission · 142Wiring / network · 109Oxygen sensors · 85Fuel · 84Air intake · 74Sensors · 70Valve timing · 57Electrical · 35Emissions · 30Fuel vapour (EVAP) · 28Ignition · 28Cooling · 22Misfire · 16Turbo · 16Brakes / ABS · 10EGR · 10Air conditioning · 7Catalytic converter · 6Airbags / seat belts · 5
evap codes
P0440
Evaporative Emission System
Fuel vapour (EVAP)Low
P0441
Evaporative Emission System Incorrect Purge Flow
Fuel vapour (EVAP)Low
P0442
Evaporative Emission System Leak Detected (Small Leak)
Fuel vapour (EVAP)Low
P0443
Evaporative Emission System Purge Control Valve Circuit
Fuel vapour (EVAP)Low
P0444
Evaporative Emission System Purge Control Valve Circuit Open
Fuel vapour (EVAP)Low
P0445
Evaporative Emission System Purge Control Valve Circuit Shorted
Fuel vapour (EVAP)Low
P0446
Evaporative Emission System Vent Control Circuit
Fuel vapour (EVAP)Low
P0447
Evaporative Emission System Vent Control Circuit Open
Fuel vapour (EVAP)Low
P0448
Evaporative Emission System Vent Control Circuit Shorted
Fuel vapour (EVAP)Low
P0449
Evaporative Emission System Vent Valve/Solenoid Circuit
Fuel vapour (EVAP)Low
P0450
Evaporative Emission System Pressure Sensor
Fuel vapour (EVAP)Low
P0451
Evaporative Emission System Pressure Sensor Range/Performance
Fuel vapour (EVAP)Low
P0452
Evaporative Emission System Pressure Sensor Low
Fuel vapour (EVAP)Low
P0453
Evaporative Emission System Pressure Sensor High
Fuel vapour (EVAP)Low
P0455
Evaporative Emission System Leak Detected (Large Leak)
Fuel vapour (EVAP)Low
P0456
Evaporative Emission System Leak Detected (Very Small Leak)
Fuel vapour (EVAP)Info
P0457
Evaporative Emission System Leak Detected (Fuel Cap Loose/Off)
Fuel vapour (EVAP)Info
P2400
Evaporative Emission Leak Detection Pump Control Circuit/Open
Fuel vapour (EVAP)Low
P2401
Evaporative Emission Leak Detection Pump Stuck Off
Fuel vapour (EVAP)Low
P2402
Evaporative Emission Leak Detection Pump Stuck On
Fuel vapour (EVAP)Low
P2404
Evaporative Emission Leak Detection Pump Sense Circuit Range/Performance
Fuel vapour (EVAP)Low
P2405
Evaporative Emission Leak Detection Pump Sense Circuit Low
Fuel vapour (EVAP)Low
P2406
Evaporative Emission Leak Detection Pump Sense Circuit High
Fuel vapour (EVAP)Low
P2407
Evaporative Emission Leak Detection Pump Sense Circuit Intermittent
Fuel vapour (EVAP)Low
P2418
Evaporative Emission Switching Valve Control Circuit/Open
Fuel vapour (EVAP)Low
P2419
Evaporative Emission Switching Valve Control Circuit Low
Fuel vapour (EVAP)Low
P2420
Evaporative Emission Switching Valve Control Circuit High
Fuel vapour (EVAP)Low
P2422
Evaporative Emission Vent Valve Stuck Closed
Fuel vapour (EVAP)Low