Kia Niro: High Voltage Battery Control System / Battery Current Sensor Description and operation

Description

Built into the Power Relay Assembly (PRA), the Battery Current Sensor measures the current of the high voltage battery while charging or discharging.

1. High Voltage Power Terminal (-)
2. High Voltage Power Terminal (+)
3. Battery Current Sensor
4. Inverter Power Terminal (-)
5. Inverter Power Terminal (+)
6. Pre-Charge Resistor
7. Main Relay (+)
8. Pre-Charge Relay
9. Main Relay (-)
10. Power Relay Assembly Connector (Battery current sensor signal input)
11. Power Relay Assembly Connector (Main relay control)

Battery Current Sensor Specifications
Specification Battery Current Sensor Item Output Voltage (V) Max. Current (A) -300 (Charge) 0.5 0 ...

Battery Current Sensor Schematic diagrams
Circuit Diagram [B03-C] (Relay Control) [B03-S] (Relay Control) ...

Other information:

Kia Niro (DE HEV) Owners Manual: Hill-start assist control (HAC)
A vehicle has the tendency to slip back on a steep hill when it starts to go after stopping. The Hill-start Assist Control (HAC) prevents the vehicle from slipping back by operating the brakes automatically for about 1~2 seconds. The brakes are released when the accelerator pedal is depressed ...

Kia Niro 2017 (DE HEV) Service Manual: Front Rear Parking Assist System Switch Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the console upper cover. (Refer to Body - "Floor Console Assembly") 3. Disconnect the console upper cover switch connector (A). ...

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