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
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Driver Attention Warning malfunction and limitations
Driver Attention Warning malfunction
A: Check Driver Attention Warning
(DAW) system
When Driver Attention Warning is not
working properly, the warning message
will appear on the cluster for several seconds, and the
master ( ) warning light
Crankshaft
Check the crankshaft bearing oil clearance.
(1) To check main bearing-to-journal oil clearance, remove the lower
crankcase and lower bearings.
(2) Clean each main journal and bearing with a clean shop towel.
(3) Place one strip of plastigag
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