Hyundai Tucson: Smart Key / 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:
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Press and hold the release button
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, ...
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 norm ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: How does the Airbag System
Operate?
The SRSCM (Supplemental Restraint
System Control Module) continually
monitors all SRS components while the
ignition switch is ON to determine if a
crash impact is severe enough to require
airbag deployment or pretensioner seat
belt deployment.
During a moderate to severe frontal
colli ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Lane Keeping Assist Operation
Turning Lane Keeping Assist On/Off
With the ignition switch ON, press and
hold the Lane Driving Assist button
located on the steering wheel to turn
on and off. The white or green
indicator light illuminates on the
instrument cluster when the function is
on.
Press and hold the butt ...
