Immobilizer Indicator Light

This indicator light stays on for up to 30 seconds:
• When the vehicle detects the smart key inside the vehicle while the engine start/stop button is in the ACC or ON position.
- You can start the engine at this time.
- The indicator turns off after the engine starts.
This indicator flashes for several seconds:
• When the smart key is not inside the vehicle.
- You cannot start the engine at this time.
This indicator illuminates for 2 seconds and then turns off:
• If the smart key is inside the vehicle and the engine start/stop button is on, but the vehicle cannot detect the smart key.
In this case, contact an authorized HYUNDAI dealer to have your vehicle inspected.
This indicator flashes:
• When the smart key battery voltage is low.
- The engine cannot be started at this time. However, you can start the engine by pressing the ENGINE START/STOP button with the Smart Key. (For more details, refer to "Starting the Engine" in Chapter 5.)
• When there is a malfunction in the immobilizer system.
In this case, contact an authorized HYUNDAI dealer to have your vehicle inspected.
Test yourself
A quick Hyundai Ioniq quiz: every answer comes with an explanation and a link to the manual page.