2021 Kia Rio LXFACTORY OEM SERVICE PROCEDURE

Repair Procedures: Cleaning

  1. Remove the ETC Module.

    (Refer to Engine Control System - "REMOVALΒ ")

  2. Keep the ETC module plate (A) as open status.
    G13704645Courtesy of KIA MOTORS AMERICA, INC.
  3. Clean the pollutant in the throttle body with a soft cloth moistened by cleaning fluid.
    G13704646Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • Do not spray cleaning fluid to ETC module directly and use a lint free cloth moistened by cleaning fluid.
    • Be careful not to clean the coating fluid around the shaft. If coating fluid is removed, idling control failure might occur by foreign substance inflow or excessive air leakage.
  4. After cleaning, re-install the ETC module and then perform the ETC module learning procedure.

    (Refer to next procedure.)

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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