The EPB ECU monitors the voltage of battery and if it stays more than a certain value, this DTC is set.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Monitoring the voltage of battery | 1. Poor connection in power supply circuit 2. Poor connection in ground supply circuit 3. Charging System |
Enable conditions |
•
EPB Wake up | |
Threshold value |
•
When Battery voltage is more than 17V above 500ms being continued
•
When Battery voltage is more than 18V above 100ms being continued | |
Fail Safe |
•
The EPB functions are inhibited |