P0456: 0.020 inch malfunction detection
TYPICAL MALFUNCTION THRESHOLDS P0456
| Fuel tank pressure changing value for 5 seconds from -2.3 kPa (-17 mmHg) point |
Increases more than 0.0533 kPa (0.4 mmHg) |
| Fuel tank pressure changing value for 5 seconds from -2.6 kPa (-20 mmHg) point |
Increases more than 0.0533 kPa (0.4 mmHg) |