KIA Niro: Main High Voltage Battery Temperature Sensor
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Hybrid Control System / Main High Voltage Battery Temperature Sensor
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.
Main High Voltage Battery Temperature Sensor
- Turn ignition switch OFF and disconnect the negative (-) battery cable.
- Shut off the high voltage.
(Refer to "High voltage Shut-off Procedures")
- Remove the power relay assembly (PRA).
(Refer to High Voltage Battery System - "Power Relay Assembly (PRA)")
- Disconnect the runaway arresting device connector (A).
- Remove the runaway arresting device after loosening the mounting nuts (B).
Runaway Arresting Device (RAD) #1

Sub High Voltage Battery
- Turn ignition switch OFF and disconnect the negative (-) battery cable.
- Shut off the high voltage.
(Refer to "High voltage Shut-off Procedures")
- Remove the sub high voltage battery pack assembly.
(Refer to High Voltage Battery System - "Battery Pack Assembly")
- Remove the high voltage battery watertight case.
(Refer to High Voltage Battery System - "Case")
- Disconnect the runaway arresting device connector (A).
- Remove the runaway arresting device after loosening the mounting nuts (B).
Runaway Arresting Device (RAD) #2

Runaway Arresting Device (RAD) #3

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.
Warning
Check that the VPD switch terminal (A) is facing down.

- Install in the reverse order of removal.
READ NEXT:
Cooling Fan Description and operation | Cooling Fan Repair procedures
Component
Location
Cooling Fan #1
Cooling Fan #2
Main High Voltage Battery Cooling Duct (Inlet)
Main High Voltage Battery Cooling Duct (Outlet)
Sub High Voltage Battery Cooling Duct (Inlet)
Sub High Voltage Battery
SEE MORE:
Engine Control Module (ECM) Repair procedures
ECM Terminal And Input/Output signal
ECM Terminal Function
Connector (A)
Connector (K)
ECM Terminal Input/Output Signal
Connector (A)
Connector (K)
Engine Control Module (ECM)
Cooling Fan Repair procedures
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
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