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Home >> Kia >> 2018 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition Switch Assembly (PHEV) >> Repair Procedures >> Replacement
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Repair Procedures: Replacement

  1. Disconnect the negative (-) battery terminal.
  2. Remove the crash pad lower panel.

    (Refer to Body - "CRASH PAD LOWER PANEL ")

  3. Remove the steering column upper & Lower shroud.
  4. Disconnect the ignition switch connector (A) and key warning immobilizer connector (B).
    G12351375Courtesy of KIA MOTORS AMERICA, INC.
  5. If the key lock cylinder (A) needs to be removed, remove it after pushing lock pin with key in ACC.
    G12351376Courtesy of KIA MOTORS AMERICA, INC.
  6. Install in the reverse order of removal.
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