Removal |
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Hybrid Power Control Unit (HPCU)
1. |
Shut off the high voltage circuit. (Refer to Hybrid Control System - “High Voltage Shutoff Procedure”) |
2. |
Remove the air cleaner assembly and air duct. (Refer to Engine Mechanical System - "Air Cleaner") |
3. |
Remove the ECM & TCM bracket assembly. (Refer to Engine Control/Fuel System - "Engine Control Module") |
4. |
Drain the coolant of hybrid motor cooling system. (Refer to Hybrid Motor Cooling System - "Coolant") |
5. |
Remove the HPCU protector (A) after loosening the mounting bolts.
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6. |
Disconnect the motor power cable connector (A) and HSG power cable conector (B).
|
7. |
Disconnect the power cable (A) [↔ High voltage battery system assembly] and power cable (B) [↔ HSG & Electric A/C compressor].
|
8. |
Disconnect the HCU & inverter (MCU) connector (A).
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9. |
Disconnect the coolant outlet hose & pipe (A) after loosening the mounting bolt.
|
10. |
Disconnect the LDC power output cable (A) and LDC ground (-) cable (C) after loosening the mounting bolt and nut.
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11. |
Remove the HPCU (B) after looening the mounting bolts.
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12. |
Remove the coolant hose & pipe (A) from the HPCU. |
13. |
Remove the reservoir (B) after loosening the mounting bolts.
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Hybrid Power Control Unit (HPCU) Tray
1. |
Remove the hybrid power control unit. (Refer to Hybrid Control System - "Hybrid Power Control Unit (HPCU)") |
2. |
Remove the hybrid power control unit tray (A) after loosening the mounting bolts.
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Installation |
1. |
Install in the reverse order of removal. |
2. |
Perform the procedure below after installing.
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Kia Niro 2017 (DE HEV) Service Manual: Front Wiper Motor Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
If necessary, release the wiper blade fixing clip by pulling up and remove
the wiper blade from the inside radius (A) of wiper arm.
3.
Remove the co ...
Kia Niro 2017 (DE HEV) Service Manual: Description and operation
Description
•
The Hybrid Power Control Unit (HPCU) is composed of various components.
It is the core device among the Power Electronics devices and acts as the
brain.
•
It comprises a Hybrid Control Unit (HCU), an inverter [Motor Cont ...