• 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: Specifications
- Specification
ItemsInner sideOuter side
Front driveshaftJoint type CWTJ#24 BJ#24
Max. permissible angle26°46.5°
Rear driveshaftJoint typeLTJ#20LBJ#20
Max. permissible angle20°
Rear differentialOil typeHypoid gear oil API GL-5, SAE 75W/85
(SK HCT-5 gear oil 75W85 equivalent)
OIL capaci ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Auto Lighting Control System
Description and Operation
- Description
It's a system that uses illumination sensor to automatically turn ON
the tail lamp and head lamp based on the change in surrounding
environment's illumination condition. It activates when the vehicle
enters/exits tunnel, or when the illumination cond ...