Hyundai Tucson: Smart Key / Starting the vehicle
Some models are equipped with a Button Start ignition switch instead of a key cylinder. You can leave your smart key in your pocket or purse when you start your vehicle.
For more information, refer to the “Button Start Ignition Switch” section in Chapter 6.
Information
If the smart key is not moved for some time, the detection function for smart key operation will pause. Lift the smart key to activate the detection again.
NOTICE
To prevent damaging the smart key:
- Keep the smart key in a cool, dry place to avoid damage or malfunction. Exposure to moisture or high temperature may cause the internal circuit of the smart key to malfunction. This may not be covered under warranty.
- Avoid dropping or throwing the smart key.
- Protect the smart key from extreme temperatures.
Remotely moving vehicle forward or
backward. Using panic alarm
Remotely moving vehicle forward or
backward (if equipped)
Some models are equipped with the
Remote Smart Parking Assist feature.
With the smart key, the vehicle can be
moved forward or backwa ...
Using the mechanical key. Key cylinder (Driver door). Loss of a smart key
Using the mechanical key
If the smart key does not operate
normally, you can lock or unlock the
driver’s door by using the mechanical
key.
To remove the mechanical key from the
smart key:
...
Other information:
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: EPB malfunction
Electronic Parking Brake (EPB) warning
light illuminates if the ignition switch is
in the ON position and goes off in about
3 seconds if the system is operating
normally.
If the EPB warning light remains on,
comes on while driving, or does not
come on when the ignition switch is ON,
t ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Smart key precautions. Replacing the battery
Smart key precautions
The smart key may not work if any of the
following occur:
The smart key is close to a radio
transmitter such as radio station or
airport that may interfere with normal
operation of the transmitter.
The smart key is near a mobile two
way radio system or a mo ...
