KIA Niro: Main Electronic Systems
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Emergency Rescue Guide / Main Electronic Systems
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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
Airbag system (SRS: Supplemental Restraint System)
Airbag
Seven airbags are installed in the Niro, located in standard area of the
vehicle so that the first responder can find them
immediately. Before emergency procedure, make sure the vehicle ignition switch
is turned off, disconnect the negat
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Low Voltage DC/DC Converter (LDC)
Component Location
Low Voltage DC/DC Converter (LDC) (HPCU)
Low Voltage DC/DC Converter (LDC) power output
terminal (+) (DC 12V)
Low Voltage DC/DC Converter (LDC) ground terminal (-)
Schematic Diagram
Low Voltage DC/DC Converter
ETC (Electronic Throttle Control) System Repair
Inspection
Connect the KDS on the Data Link Connector (DLC).
Start the engine and measure the output voltage of TPS 1 and 2 at C.T.
and W.O.T.
Throttle Position Sensor (TPS)
ETC Motor
Switch "OFF" the ignition.
Discon
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