Whenever the front door is opened, the Push Button Start ignition switch illuminates and goes off 30 seconds after the door is closed.
WARNING
To turn off the vehicle in an emergency:
Press and hold the Push Button Start ignition switch for more than two seconds. Or rapidly press and release the Push Button Start ignition switch three times (within three seconds).
If the vehicle is still moving, you can restart the vehicle without depressing the brake pedal by pressing the Push Button Start ignition switch with the gear in the N (Neutral) position.
WARNING
Push Button Start Ignition Switch Positions
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Idle Stop and Go (ISG) System
Idle Stop and Go helps reduce fuel
consumption by automatically shutting
down the engine, when the vehicle is at
a standstill (i.e. red stop light, stop sign,
and traffic jam).
ISG system is always active, when the
engine is running.
Information
When the engine is automatically started ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Limitations of the System
Hyundai Digital Key app on the
smartphone and card key may not work if:
Hyundai Digital Key app is deleted.
Account login information for Hyundai
Digital Key app has expired.
Logged in with another smartphone
instead of the registered smartphone
with the same user account.
Smart ...