KIA Niro: Sub Battery Pack Assembly
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 shut off the high voltage before doing any work related with the high voltage system(Refer to "High Voltage Shut-off Procedure"). Failure to follow the safety instructions may result in serious electrical injuries.
- Turn ignition switch OFF and disconnect the negative (-) battery terminal.
- Shut off the high voltage circuit.
(Refer to Hybrid Control System - "High Voltage Shut-off Procedures")
- Remove the high voltage rear cover (A) after loosening the mounting bolts.
High Voltage Battery Rear Cover mounting bolt : 7.8 - 11.8 N*m (0.8 - 1.2 kgf*m, 5.8 - 8.7 lb*ft)
- Remove the rear outlet cooling duct (B) after loosening bolts.
Rear Outlet Cooling Duct mounting bolt : 7.8 - 11.8 N*m (0.8 - 1.2 kgf*m, 5.8 - 8.7 lb*ft)
- Remove the cooling fan #2 connector (A).
- Remove the cooling fan #2 (A) after loosening the mounting bolts.
Cooling Fan #2 mounting bolt : 7.8 - 11.8 N*m (0.8 - 1.2 kgf*m, 5.8 - 8.7 lb*ft)
- Disconnect the BMS ECU connector (A).
- Disconnect the high voltage cable connector (A) and BMS wiring harness connector (B) connected the main high voltage battery.
- Remove the sub high voltage battery system assembly mounting bolts (A).
Sub High Voltage Battery System Assembly mounting bolt : 54.9 - 82.4 N*m (5.6 - 8.4 kgf*m, 40.5 - 60.8 lb*ft)
- Remove the sub high voltage batter system assembly (A).
Warning
Refer to the instructions below when removing the sub high voltage battery system because of tiny places to remove. Be careful not to damage on the interior trim or rear bumper when removing the battery.
(1) Push the sub high votlage battery system assembly (A) to the right as much as possible.
(2) Remove the high voltage battery system assembly from left side.
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 high voltage battery pack in the reverse order of removal.
Disassembly
READ NEXT:
Battery Pack Assembly Repair procedures
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
High Voltage Battery Module Balancing & Voltage Measurement
After removing the defective module from the HV battery pack make
carefully a visual check and then put back it into the
safety disposal box.
Warning
The cell quantity varies per module number. Check before
conducting procedure.
Power Relay Assembly (PRA)
Description
The Power Relay Assembly (PRA) consists of the positive and negative main
relays, pre-charge relay, pre-charge resistor and
battery current sensor. It is located inside the battery pack assembly and
controls the high voltage power c
SEE MORE:
Smart Cruise Control operation
Operating conditions for basic
function
Basic function
Smart Cruise Control operates when the
following conditions are satisfied.
The gear is in D (Drive)
Your vehicle speed is within the operating
speed range
10~200 km/h (5~120 mph
Specifications & Consumer information (Kia Niro EV)
Dimensions
Electric vehicle specifications
OBC: On-Board Battery Chargers
Volume and weight
Available front trunk weight
Air conditioning system
Please contact a professional workshop for more details. Kia recommends to
co
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