TroubleshootingHyundai Tucson (NX4) 2022-2026 Owner's Manual: Owner Maintenance. Owner Maintenance Schedule
WARNING
Performing maintenance on the vehicle
can be dangerous. If you lack sufficient
knowledge, experience, or proper
tools and equipment to do the work,
we recommend to have it done by an
authorized HYUNDAI dealer. Before
performing maintenance:
Park your vehicle on level ground. ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Engine Coolant
The high-pressure cooling system has a
reservoir filled with year-round antifreeze
coolant.
Check the antifreeze protection and
coolant level at least once a year, before
the winter season or before traveling to a
colder climate.
Checking the Coolant Level
Check the condition and conn ...