Kia Niro: Hybrid Control System / Hybrid Control Unit (HCU) Repair procedures

Kia Niro 2017 (DE HEV) Service Manual / Hybrid Control System / Hybrid Control System / Hybrid Control Unit (HCU) Repair procedures

Removal

•	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.

•	Be sure to shut off the high voltage before doing any work related with the high voltage system(Refer to "High Voltage Shut-off Procedure"). Failure to follow the safety instructions may result in serious electrical injuries.

Refer to “HPCU”.

HCU is integrated into the HPCU and cannot be disassembled. Refer to "HPCU" for the removal or installation of HCU.

Installation

•	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.

•	Be sure to shut off the high voltage before doing any work related with the high voltage system(Refer to "High Voltage Shut-off Procedure"). Failure to follow the safety instructions may result in serious electrical injuries.

Refer to “HPCU”.

HCU is integrated into the HPCU and cannot be disassembled. Refer to "HPCU" for the removal or installation of HCU.

Hybrid Control Unit (HCU) Schematic diagrams

HCU Terminal And Input/Output Signal Terminal Function Connector [C133-S] Pin No. Description Connected to 1 ...

Brake Switch Specifications

Specification Item Brake pedal release Brake pedal depressed Switch 1 Max. 0.5V Battery Voltage ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Description and operation
Description The smart cruise control system allows a driver to program the vehicle to control the speed and following distance detecting the vehicle ahead without depressing the brake pedal and the accelerator pedal. 1. Cruise speed control: The vehicle maintains th ...

Kia Niro 2017 (DE HEV) Service Manual: Components and components location
Components Location 1. High Voltage Battery System Assembly 2. High Voltage Battery Pack Assembly 3. Power Relay Assembly (PRA) 4. High Voltage Front Cover 5. High Voltage Rear Cover 1. High Voltage Battery System Assemb ...