Programming an Intelligent Access Key for 2019 Lincoln Nautilus

Important: This procedure allows you to program a spare Intelligent Access key for a 2019 Nautilus with push-button start. To complete the process, you must have two previously programmed keys and one new, unprogrammed key. Manual programming is not possible with fewer than two working keys. Ensure the vehicle is turned off and all doors are closed before beginning. Follow each step precisely and observe the required wait times. If the procedure fails, wait 10 seconds before starting again. Review the full guide before beginning.

Intelligent Access Key Programming Steps:

• Step 1: Make sure the vehicle is off and all doors are fully closed.
• Step 2: Open the center console lid to access the backup key slot.
• Step 3: Place the first programmed key into the backup slot, located inside the console, with the buttons facing upward and the unlock button pointing toward the front of the vehicle.
• Step 4: Press the ignition button once (do not press the brake pedal).
• Step 5: Wait 5 seconds.
• Step 6: Press the ignition button again to turn off the system.
• Step 7: Remove the first key from the slot.
• Step 8: Within 10 seconds, place the second programmed key into the same backup slot.
• Step 9: Press the ignition button once.
• Step 10: Wait 5 seconds.
• Step 11: Press the ignition button again to shut off the system.
• Step 12: Remove the second key from the slot.
• Step 13: Wait 5 seconds, then insert the new, unprogrammed key into the backup slot.
• Step 14: Press the ignition button once. The system will attempt to program the new key.
• Step 15: Wait for a confirmation message to appear on the instrument cluster indicating that the new key has been successfully programmed.
• Step 16: Remove the newly programmed key and test both the remote lock/unlock functions and vehicle start.
• Step 17: If the process was unsuccessful, wait 10 seconds, then repeat steps 1 through 16.