KIA Niro: Hybrid Motor Control System
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Service Highlight / 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 Unit (MCU), the Generator Control Unit (GCU)) and the Low-voltage DC-DC Converter (LDC).
Repalcement
- Replace the HPCU.
(Refer to Hybrid Control System- "Hybrid Power Control Unit ")
Resolver Sensor Description and operation
Description
The accurate position of the rotor must be known at all times to ensure maximum output control of the motor.
Part Circuit Diagram
Hybrid Drive Motor
HSG
READ NEXT:
Resolver Sensor Repair procedures | Motor Temperature Sensor Repair procedures
Inspection
Hybrid Drive Motor
Inspect the resolver sensor resistance.
If the resolver sensor needs to be replaced, replace the hybrid drive motor assembly.
(Refer to Hybrid Motor Assembly - "Hybrid Drive M
SEE MORE:
Evasive Steering Assist function (if equipped) (Kia Niro EV)
Warning and control
The Evasive Steering Assist function is
warned and controlled by the following
level.
Emergency Steering
Emergency Steering (Driver steering assist)
A: Emergency Steering
To warn the driver that emergency
stee
Hybrid Power Control Unit (HPCU)/ Repair procedures
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.
B
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