The failure is detected if the pressure sensor signal noise is out of normal range, or the pressure sensor signal is changed abnormally.
In spite of no brake switch signal, master cylinder pressure exceeds 20bar when brake switch is normal.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Voltage Monitoring | 1. Open or short of pressure sensor circuit 2. Faulty pressure sensor 3. Faulty HECU |
Monitoring Period |
•
Continueosly on driving | |
Enable Conditions |
•
The pressure sensor-offset value must be in the range of ± 15 bar. A failure is detected if this range is exceeded | |
Fail-Safe |
•
The ABS/EBD/ESP(ESC) functions are inhibited
•
The ABS/ESP(ESC) warning lamps are activated |
