Hyundai Tucson: Convenience Features / Mirrors

Horn

To sound the horn, press the area indicated by the horn symbol on your steering wheel (see illustration). The horn operates only when this area is pressed. NOTICE Do not strike the horn seve ...

Inside Rearview Mirror

Before driving your vehicle, check to see that your inside rearview mirror is properly positioned. Adjust the rearview mirror so that the view through the rear window is properly centered. WA ...

Other information:

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Power-assist Brakes
Your vehicle has power-assisted brakes that adjust automatically through normal usage. If the engine is not running or is turned off while driving, the power assist for the brakes does not work. You can still stop your vehicle by applying greater force to the brake pedal than typical. ...

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Driver Attention Warning Settings
With the ignition switch ON, go to User Settings > Driver assistance > Driver Assistance > Driver Attention Warning (for cluster type) or Setup > Vehicle > Driver Assistance > Driver Attention Warning (for infotainment system type) from the Settings menu to set the fo ...