ECM Neutral Mode procedure (With Smart key)

WARNING: This page is about a different car, the 2018 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.

After replacing the ECM of the vehicle with the smart key system (button start), the following procedure must be performed.
[If Installing A Used ECM]
1. Perform "ECM Neutral Mode" procedure using KDS/GDS.
  (Refer to "Body Electrical System - "Smart key System - REPAIR PROCEDURES ")
2. After finishing "ECM Neutral Mode", turn IGN ON then OFF using the smart key or start button. Then the ECM learns information on the smart key automatically.
  (Refer to "Body Electrical System - "Smart key System - REPAIR PROCEDURES ")
  
  [If Installing A New ECM]
  
  Turn IGN ON then OFF using the smart key or start button. Then the ECM learns information on the smart key automatically.
  
  (Refer to "Body Electrical System - "Smart key System - REPAIR PROCEDURES ")