LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2019 >> Optima EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 187 (Hybrid Control System (PHEV)) >> DC Fuse >> Repair Procedures >> Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Repair Procedures: Installation

WARNING: This page is about a different variant/trim than selected.
WARNING:
  • Be sure to read and follow the "GENERAL SAFETY INFORMATION & 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.
  1. Install the DC fuse in the reverse order of removal.

Inspection 

WARNING:
  • Be sure to read and follow the "GENERAL SAFETY INFORMATION & 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.
  1. Shut off the High Voltage circuit.

    (Refer to Hybrid Control System - "HIGH VOLTAGE SHUTOFF PROCEDURE ")

  2. Remove the air cleaner and air duct.

    (Refer to Engine Mechanical System - "AIR CLEANER ")

  3. Disconnect the power cable (A) and inverter power cable (B).
    G13159047Courtesy of KIA MOTORS AMERICA, INC.
  4. Remove the DC fuse cover (A) after loosening the mounting hexagon head bolts.

    DC Fuse cover mounting bolt: 

    4.9 - 6.9 N.m (0.5 - 0.7 kgf.m, 3.6 - 5.0 lb.ft)

    G13159048Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the seal cover (B) using a pliers (A).
    G13159049Courtesy of KIA MOTORS AMERICA, INC.
  6. Check the continuity between ends of the DC fuse.

    Specification:  Less than 1Ω [20°C (68°F)]

    G13159050Courtesy of KIA MOTORS AMERICA, INC.