Evaporative Emissions Diagnostic Trouble Code Definitions
EVAPORATIVE EMISSIONS DIAGNOSTIC TROUBLE CODE DEFINITIONS
| DTC | Description | Go To Test |
|---|---|---|
| P0442 | Small Leak Detected In EVAP System | A |
| P0455 | Major Leak Or No Flow Detected In EVAP System | B |
| P0456 | Very Small Leak Detected In EVAP System | A |
| P0457 | Loose Or Missing Fuel Filler Cap | A |
| P1443 | Very Small Or No Purge Flow Detected In EVAP System | B |
| P1450 | Excessive Vacuum Detected In Fuel Tank | C |