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Home >> Kia >> 2021 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (PHEV) >> ETC (Electronic Throttle Control) System >> Repair Procedures >> Cleaning
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Repair Procedures: Cleaning

  1. Remove the ETC module.

    (Refer to Engine Control System - "ETC SYSTEM ")

  2. Keep the ETC module plate (A) open.
    G13348735Courtesy of KIA MOTORS AMERICA, INC.
  3. Clean the pollutant in the throttle body with a soft cloth moistened by cleaning fluid.
    G13348736Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • Do not spray cleaning fluid directly onto ETC module. Instead, use a lint-free cloth moistened by cleaning fluid.
    • Be careful not to clean off the coating fluid around the shaft. If coating fluid is removed, idling control failure may occur from inflow of foreign substances or excessive air leakage.
  4. After cleaning, reinstall the ETC module and then perform the ETC module learning procedure.

    (Refer to Engine Control System - "ETC SYSTEM " - Adjustment)