
| Engine Condition | VIS Valve | Operation |
| Medium speed | Closed | Increasing engine performance in low engine speed by reducing intake interference among cylinders |
| Low / High speed | Open | Minimizing intake resistance by shortening intake manifold length and increasing area of air entrance |
| Item | Specification |
| Coil resistance (Ω) | 30.0 - 35.0 [22°C (71.6°F)] |


1.Turn the ignition switch OFF.
2.Disconnect the VIS valve connector.
3.Measure resistance between VIS valve terminals 1 and 2.
Specification : Refer to "Specification"
1.Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.Disconnect the VIS valve connector (A).

3.Disconnect the hose (A) and then remove the VIS valve (B).
Tightening Torque :9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

• Install the component with the specified torques.
• Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
• Be careful of foreign material not to flow into the valve.
1.Install in the reverse order of removal.
Variable Force Solenoid (VFS)
E-CVVT MotorHyundai Tucson (NX4) 2022-2026 Owner's Manual: Stowing the rear seat belt
The rear seat belt buckles can be stowed
in the pocket between the rear seatback
and cushion when not in use.
Routing the seat belt webbing through
the rear seat belt guides helps keep the
seat belts from being trapped behind or
under the seats.
After inserting the seat belt, tighten ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Troubleshooting
- Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptomProbable causeRemedy
The set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) occurs after settingMalfunction of the vehicle speed sensor circuitRepair ...