• Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift.(Refer to General Information - "Lift and Support Points")
1.Remove the cylinder head. (Refer to the Cylinder Head Assembly - "Cylinder Head")
2.Remove the water jacket insert (A).

• When removing the water jacket insert, be careful not to damage the top surface of the cylinder block.
3.Install in the reverse order of removal.
Components and Components Location
Drive PlateHyundai Tucson (NX4) 2022-2026 Service Manual: Oil Temperature Sensor (OTS)
- Description
Continuous Variable Valve Timing (CVVT) system advances or retards the
valve timing of the intake and exhaust valve in accordance with the ECM
control signal which is calculated by the engine speed and load.By
controlling CVVT, the valve over-lap or under-lap occurs, which mak ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Troubleshooting
- Troubleshooting
1)After replacing controller, always check that the system operates properly.
2)If the failure persists after replacing the controller, do not replace the controller.
1.Inspection by DTC CodeSymptomProbable CauseRemedy
1. Single DTC code appearanceLoose c ...