DTC P0442 EVAP. Emission System-Leak Detected (Small Leak): DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible cause |
| DTC Strategy |
- Monitor the vacuum decay slope
|
- Leakage in each hose/fuel filler pipe
- Leakage in CCV/Canister/Fuel tank/Fuel Filler Cap
|
| Enable Conditions |
- 10 V < Battery voltage < 16 V
- Barometric pressure > 72 kPa (0.72 bar)
- Engine coolant temperature at startup - Intake air temperature at startup < 6.7°C (12°F)
- Engine coolant temperature at startup: 4.5 ~ 35°C (40 ~ 95°F)
- Intake air temperature at startup: 4.5 ~ 35°C (40 ~ 95°F)
- Fuel level: 15 ~ 85 %
|
| Threshold value |
- The vacuum decay slope > a prescribed threshold
|
| Diagnosis Time |
- One time during Evaporative system diagnosis
|
| MIL On Condition |
|