LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2025 >> Kona N Line, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Control System - 2.0) >> Engine Control Module (ECM) >> Adjustment >> ECM Neutralization Procedure (With Smart Key) >> When Installing Used ECM
April 5, 2026: LEMON Manuals is launched! Read the announcement.

When Installing Used ECM

WARNING: This page is about a different variant/trim than selected.
  1. Perform "ECM Neutral mode" procedure with diagnostic tool.

    (Refer to Body (Interior/Exterior/Electrical) - "SMART KEY SYSTEM ")

  2. After finishing "ECM Neutral mode", insert the key (or press the start button) and turn it to the IGN ON and OFF position. Then the ECM learns the smart key information automatically.

    (Refer to Body (Interior/Exterior/Electrical) - "SMART KEY SYSTEM ")