KIA Niro: Hybrid Motor System

Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Hybrid Motor System

Specifications

Hybrid Drive Motor

Hybrid Starter Generator (HSG)

Hybrid Starter Generator (HSG)

Electric Water Pump (EWP)

Electric Water Pump (EWP)

Coolant

Coolant

Tightening Torques

Tightening Torques

Special Service Tools

Special Service Tools

Tool Name /

Tool Name /
Number/
Illustration / Description

Pressure cap
pressure
checker
0K253-G5100/ for pressure cap/Used for checking for pressure cap
pressure and a
coolant leak

Hybrid Motor Assembly / Description And Operation

Description

  • The hybrid motor system is equipped with two electric motors - HSG and drive motor.
  • The traction motor operates to move the vehicle, to reduce Noise, Vibration, and Harshness (NVH) while driving and to improve fuel efficiency.
  • The electric motor takes on the role of a generator during deceleration and braking.
  • The Hybrid Starter Generator (HSG) starts the engine while the vehicle is in motion.

Hybrid Drive Motor Assembly

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 Hybrid Drive Motor Assembly

 Hybrid Drive Motor Assembly Components and components location, Repair procedures

Component location! HPCU (Hybrid Power Control Unit) (LDC+MCU+HCU+Reservoir) Hybrid drive motor Hybrid starter generator (HSG) Electrical radiator Electric water pump (EWP) Components Hybrid motor assembly

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Disassembly 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.

 Hybrid Motor Control System

Description The Hybrid Power Control Unit (HPCU), composed of various components, is the core device among the Power Electronics devices that acts as the brain. It comprises of the Hybrid Control Unit (HCU), an inverter Motor Control Un

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