| 1 |
Low pressure pump disconnection |
Motor current < 0.4 A |
2 |
Normal operation |
| 2 |
Low pressure pump over current |
Motor current > 40 A |
0.2 |
Motor 0.2 sec ON, 0.3 sec OFF (Repeat) |
| Motor current > 15 A |
20 |
| 3 |
Pressure sensor disconnection |
Pressure sensor output voltage < 0.3 V |
10 |
Fixed control for the 12 V motor |
| 4 |
Pressure sensor short circuit |
Pressure sensor output voltage ≥ 4.75 V |
2 |
| 5 |
Pressure sensor signal error |
Pressure sensor signal > 100 kPa |
10 |
| 6 |
Pressure sensor output voltage high |
4.75 V > Pressure sensor output voltage > 3.7 V |
2 |
| 7 |
Low pressure pump control circuit error |
Pressure sensor supply voltage < 4.75 or Pressure sensor supply voltage > 5.25 V |
2 |
| 8 |
Low pressure pump system error |
Target pressure > 100 kPa |
5 |
| 9 |
CAN Time out |
CAN Message not received |
0.5 |
Fixed control for 5 bar |