Evaporative Emissions DTCS
EVAPORATIVE EMISSIONS (PCM) DIAGNOSTICS TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| P0442 | Small leak detected in EVAP system (As small as 1.02 mm [0.040 inch]) | PCM | Go to PINPOINT TEST A . |
| P0455 | Major leak or no flow detected | PCM | Go to PINPOINT TEST B . |
| P0456 | Very small leak detected in EVAP system (As small as 0.51 mm [0.020 inch]) | PCM | Go to PINPOINT TEST A . |
| P0457 | Check for missing or leaking fuel filler cap. | PCM | Go to PINPOINT TEST A |
| P1443 | Very small or no purge flow detected | PCM | Go to PINPOINT TEST B . |
| P1450 | Excessive vacuum detected in the fuel tank | PCM | Go to PINPOINT TEST C . |