Fuel
Fuel Cap Light / EVAP Leak
Description
Fuel cap or EVAP emissions light on the dash. Usually the least urgent check engine cause, but it will cause emissions test failure.
Common Causes
Loose or missing fuel cap
Cracked EVAP hose or charcoal canister
Failed purge valve or vent valve
Related Trouble Codes
P0440
Evaporative Emission Control System Malfunction
Low
P0441
EVAP Control System Incorrect Purge Flow
Low
P0442
EVAP Control System Small Leak Detected
Low
P0443
EVAP Control System Purge Valve Circuit
Low
P0446
EVAP Vent Control Circuit
Low
P0449
EVAP Vent Valve/Solenoid Circuit
Low
P0451
EVAP Pressure Sensor Range/Performance
Low
P0452
EVAP Pressure Sensor Low Input
Low
P0453
EVAP Pressure Sensor High Input
Low
P0455
EVAP Control System Large Leak Detected
Low
P0456
EVAP Control System Very Small Leak Detected
Low
P0457
EVAP Control System Leak (Fuel Cap Loose/Off)
Low
Was this information helpful?
Quick Info
| System | Fuel |
| Related DTCs | 12 |