| Main Action |
|
- Poor contact of connector
- Damaged wire harness
- Fuel tank pressure sensor
- PCSV
- Fuel cap is open
|
| Case 1 |
Prerequisite Condition |
- The vehicle speed is lower than 30 km/h
- The debouncing time for CCV opening is higher than 25 sec
- The ambient Temp is higher than -10°C (14°F)
- The APS 0%
- The fuel level is between 15% and 85%
|
| Threshold Value |
- The difference of two consecutive Fuel Tank Pressure is greater than 2.5 kPa
|
| Diagnostic Time |
|
| Case 2 |
Prerequisite Condition |
- The BARO is greater than 74.5 kPa
- The ambient Temp is higher than -10°C (14°F)
- The fuel level is between 15% and 85%
- The debouncing time for CCV opening is higher than 3 sec
|
| Threshold Value |
- The fuel tank pressure is lower than -6.6 kPa or fuel tank pressure is higher than 6.6 kPa
|
| Diagnostic Time |
|
| Case 3 |
Prerequisite Condition |
- The ambient Temp is higher than -10°C (14°F)
- The vehicle speed is higher than 10 Km/h
- The intake manifold press./amb. Press is lower than 0.62
- The tank pressure is between -2.5 kPa and 2.5 kPa
- The fuel level is between 15% and 85%
- A Canister Purge flow is higher than 0.7g/sec
|
| Threshold Value |
- The difference of raw Max Fuel Tank Pressure and Min Fuel Tank Pressure is lower than 30Pa
|
| Diagnostic Time |
|
| Case 4 |
Prerequisite Condition |
- The ambient Temp is between -10°C (14°F) and 40°C (104°F)
- The BARO is greater than 74.5 kPa
- The fuel level is between 15% and 85%
- The vehicle speed is between 15 km/h and 88.5 km/h
- CPSV and CCV plausibility check result or No error of CPSV & CCV after Leak monitoring
|
| Threshold Value |
- The fuel tank pressure is lower than -1 kPa or fuel tank pressure is higher than 1 kPa
|
| Diagnostic Time |
|
| MIL |
|