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:
AC Inverter Unit, Outlet Switch
AC Inverter Unit Components and components location
AC Inverter Unit Schematic diagrams
AC Inverter Unit Repair procedures
Removal
Disconnect the negative (-) battery terminal.
Remove the luggage side trim (RH).
(Refer to Body
Engine Oil Level
Warning
Be sure that the vehicle is on level ground.
Warm up and stop the engine, and then wait for 5 minutes.
Turn the engine off and wait for a few minutes (about 5 minutes) for the
oil to return to the oil pan.
Pull the dipstick out, w
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