DTC Information: DTC Detecting Condition
DTC DETECTING CONDITIONS AND POSSIBLE CAUSES
| Item |
Detecting Condition |
Possible cause |
| DTC Strategy |
|
- Open circuit in brake switch line
- Faulty brake light switch
- Faulty input stage in HECU
|
| Enable Conditions |
- If both BLS(brake lamp switch) and BS(brake switch) have a same state and MCP (Master Cylinder Pressure) >20bar for 500ms.
- Outside an ABS/ESP control, and after normal operation of MCP, If the pressure sensor signal is higher than 20bar and BLS is low for 3sec.
- If the BLS/BS changed more than 40times and MCP>20bar for 5sec.
- While Vehicle speed > 10km/h, TPS>5%, MCP<7bar, if BLS is high over 1min.
|
| Fail Safe |
- Inhibit the ESP/DBC control and allow the ABS/EBD control
- The ESP/DBC warning lamp is activated
|