KIA Niro: Power Cable

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

Components

  1. Power Cable (HPCU↔Main High Voltage Battery System)
  2. Power Cable (HPCU↔HSG, Electric /C Compressor)
  3. Power Cable (Main High Voltage Battery System ↔ Sub High Voltage Battery System)

Removal

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.
  • Be sure to read and follow the "High Voltage Shut-off Procedures" before doing any work related with the high voltage system.

    Failure to follow the safety instructions may result in serious electrical injuries.

Engine Room Fuse & Relay Box, HPCU ↔ Auxiliary 12V Battery & High Voltage Battery System Assembly

  1. Shut off the high voltage circuit.

    (Refer to Hybrid Control System - "High Voltage Shutoff Procedure")

  2. Remove the air cleaner assembly.

    (Refer to Engine Mechanical System - "Air Cleaner")

  3. Disconnect the power cable (A) from the HPCU.

Warning

Warning

Remove the inverter power cale in the follwing order.

  1. Disconnect the clamp (A).

Auxiliary 12V battery (+) cable mounting nut (Engine room fuse & relay box)

Auxiliary 12V battery (+) cable mounting nut (Engine room fuse & relay box) :
10.8 - 13.7 N*m (1.1 - 1.4 kgf*m, 8.0 - 10.1 lb*ft)

  1. Remove the high voltage battery rear cover.

    (Refer to High Voltage Battery System - "Case")

  2. Remove the high voltage inlet duct.

    (Refer to High Voltage Battery Cooling System - "Cooling Duct")

  3. Disconnect the inverter power (+) (A) , inverter power (+) (B), OBC power connector (+) (C) and OBC power connector (-) (D)

  1. Disconnect the auxiliary 12V battery positive (+) cable after loosening the mounting nut (A).
  2. Disconnect the ground cable after loosening the mounting bolt (B).

Ground cable mounting bolt (M6) (Trunk chassis ground) : 10.8 - 13.7 N*m (1.1 - 1.4 kgf*m, 8.0 - 10.1 lb*ft)

  1. Lift the vehicle.
  2. Remove the front sub frame.

    (Refer to Suspension System - "Sub Frame")

  3. Remove the side under cover (A) after loosening the mounting bolts and nuts.

  1. Remove the power cable (B) after loosening the mounting nuts (A).

Power cable mounting nut : 10.8 - 13.7 N*m (1.1 - 1.4 kgf*m, 8.0 - 10.1 lb*ft)

Power Cable (HPCU↔HSG, Electric /C Compressor)

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