Kia Soul EV: High Voltage Battery Control System / Runaway Arresting Device (RAD) Description and Operation
RAD is installed on each battery module.
If the high voltage battery is swollen by cell overcharge, RAD cuts the ground of the main relay and the pre-charge relay.
If the cell is overcharged, the switch turns OFF and the vehicle cannot be driven.




Module
| Normal
| Failure
|
Current
| ON (Connected)
| OFF (Cut off)
|
RAD
| -
| Switch rise
|
High Voltage
| Normal
| Cut off
|
Phenomenon
| Normal
| Failure on starting the motor and warning light
|
Diagram
| 
| 
|
Components Location
1. Runaway Arresting Device (RAD)2. Runaway Arresting Device (RAD) Wiring Harness
...
Other information:
Specification
Cooling Fan SpeedDuty (%)Fan Speed(rpm)0 0011090022012003301500440180055021006602450770260088028009903000
...
Component Location
1. Cluster assembly2. Seat belt switch3. Brake fluid level warning switch4. Parking brake switch5. Door switch6. Tailgate switch7. Wheel speed sensor8. ABS ECU
...