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Home >> Kia >> 2020 >> Optima SX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.0L (Except HEV) >> ETC (Electronic Throttle Control) System >> Repair Procedures >> Adjustment >> ETC Module Learning Procedure
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ETC Module Learning Procedure

Be sure to perform the ETC module learning procedure when replacing or reinstalling the ETC module.

  1. Wait for 1 minute with the ignition switch ON.
  2. Start the engine and hold the idle status for 15 minutes.
  3. Waif for 1 minute with the ignition switch OFF.
  4. Restart the engine, check that the idle speed is stable.
NOTE: If not performing the ETC module learning procedure after replacing or reinstalling, MIL illumination with DTCs might occur.