• Engine coolant is used for circulating heat in order to heat and cool the transaxle oil.
• Prevents over heating of the transaxle oil while the vehicle is moving.

Oil CoolerHyundai Tucson (NX4) 2022-2026 Service Manual: Active Air Flap
- Description
The AAF (Active Air Flap) is located between radiator grille and
radiator.The AAF controls the motor properly and then the air flaps
adjust air flow from the radiator grille.During high speed driving, it
will reduce the air resistance by closing the air flaps. This improves
...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Cabin Air Filter
Filter Inspection
The cabin air filter must be replaced
according to the Maintenance Schedule.
If the vehicle operates in severely airpolluted
cities or on dusty rough roads
for a long time, have it inspected more
frequently and replaced immediately.
Replace the cabin air filter by foll ...