KIA Niro: DC Fuse
Component Location
- DC Fuse
- Inverter Connector (↔ Power Relay Assembly (PRA))
- Inverter Connector (↔ Electric A/C compressor)
Component Location
Harness Connector
DC Fuse Repair procedures
Removal
Warning
- Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.
- Be sure to read and follow the "High Voltage Shut-off
Procedures" before doing any work related with the high voltage system.
Failure to follow the safety instructions may result in serious electrical injuries.
- Shut off the high voltage circuit.
(Refer to Hybrid Control System - "High Voltage Shut-off Procedure")
- Remove the air cleaner assembly and air duct.
(Refer to Engine Mechanical System - "Air Cleaner")
- Remove the ECM & TCM bracket assembly.
(Refer to Engine Control/Fuel System - "Engine Control Module")
- Drain the coolant of hybrid motor cooling system.
(Refer to Hybrid Motor Cooling System - "Coolant")
- Disconnect the motor power cable connector (A) and HSG power cable connector (B) after loosening the mounting bolts.
- Disconnect the power cable (A) and inverter power cable (B) from the HPCU.
Warning
Remove the inverter power cale in the follwing order.
- Remove the DC fuse cover (A) after loosening the mounting bolt.
DC fuse cover installation bolt: 4.9 - 6.9 N.m (0.5 - 0.7 kgf.m, 3.6 - 5.1 lb-ft)
- Remove the DC fuse seal cover (A).
- Remove the DC fuse (A) from the HPCU after loosening the mounting bolt.
DC fuse installation bolt : 9.3 - 10.4 N.m (0.95 - 1.06 kgf.m, 6.9 - 7.7 lb-ft)
Installation
Warning
- Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.
- Be sure to read and follow the "High Voltage Shut-off
Procedures" before doing any work related with the high voltage system.
Failure to follow the safety instructions may result in serious electrical injuries.
- Install the DC fuse in the reverse order of removal.
Battery Pack Assembly
General Specification
Warning
Main high voltage battery pack assembly (180V) + Sub high voltage battery pack assembly (180V)
Operating Specification
Power Relay Assembly (PRA)
READ NEXT:
High Voltage Battery System / Components And Components Location
Description
The High Voltage Battery System provides the hybrid drive motor, HSG, and
electric A/C compressor
with electric energy and also reserves the electric energy generated during
regeneration braking.It
consists of the battery pack asse
High Voltage Battery System / Repair Procedures
Removal
Warning
Be sure to read and follow the "General Safety Information and
Caution" before doing any work related with the high
voltage system. Failure to follow the safety instructions may result in
serious electrical inju
SEE MORE:
Highway Driving Assist malfunction and limitations
Highway Driving Assist malfunction
A: Check HDA (Motorway Driving
Assist) system
Kia Niro EV
A: Check lane change assist function
When Highway Driving Assist is not
working properly, the warning message
will appear, and the ( ) warning
Battery Terminal | Battery Condition
Check the battery voltage and status using the battery tester.
Battery Terminal
Move back and forth to check that the battery terminals (A) are loose or corroded.If the terminals are corroded, clean them.
If battery positive connect
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