KIA Niro: Hybrid Motor Cooling System
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Service Highlight / Hybrid Motor Cooling System
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Electric Water Pump (EWP) Repair procedures
Description
The Hybrid Power Control Unit (HPCU) uses various semiconductors that are
supplied with high voltage, hence generating
more heat than engine combustion devices. Overheating can decrease the
efficiency of control devices, restrict pr
Refilling And Bleeding
Warning
Never remove the cap when the engine is hot. Serious scalding could
be caused by hot fluid under high pressure escaping
from the reservoir.
Warning
When pouring inverter coolant, be sure to shut the relay box lid to
prevent spilling c
SEE MORE:
Cooling Fan - Components and components location
Components
Cooling Fan #1
BLDC Motor
Main Connector
Cooling Fan #2
BLDC Motor
Main Connector
Removal
Warning
Be sure to read and follow the "General Safety Information and
Caution" before doing any work re
High Voltage System
Vehicle components
12V auxiliary battery
The 12V auxiliary battery is located in the right side of the luggage room,
and powers all of the vehicle's standard electronics like
radio, air conditioner, etc. Also, it powers the HPCU (Hybrid
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