Kia Niro: High Voltage Battery Control System / Main Relay (+) / (-) Description and operation
| Description |
Main Relay is divided into the positive (+) relay and negative (-) relay. It is integrated into the Power Relay Assembly (PRA) and connects the power supply line and ground line between the high voltage battery and the inverter in accordance with the BMS ECU control signal.
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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) |
| [PRA Operation Sequence] |
Main Relay (+) / (-) Specifications
Specification
Item
Specification
Contact
Rated Voltage (V)
450
Rated Current (A)
80
...
Main Relay (+) / (-) Schematic diagrams
Circuit Diagram
[B03-C] (Relay Control)
[B03-S] (Relay Control)
...
Other information:
Kia Niro (DE HEV) Owners Manual: Headlight washer
If your vehicle is equipped with the headlight washer it will operate at the
same time when you operate the windshield washer. However, if this function is operated
once, the headlight washer will not operate within 15 minutes. It will operate when
the headlight is ON and the ignition switch o ...
Kia Niro (DE HEV) Owners Manual: Resetting the sunroof
Reset the sunroof when:
- The vehicle battery has discharged or replaced, or the fuse has been replaced.
- The sunroof does not operate normally.
- The glass opens during operation even though there are no obstructions.
- The glass is not of uniform height.
1.Turn the ignition switch to the ON ...
