• Be careful not to damage the parts located under the vehicle (floor under cover, canister, fuel tank) when raising the vehicle using the lift.(Refer to General Information - "Lift and Support Points")
1.Turn the ignition switch OFF and disconnect the battery (-) terminal.
2.Lift the vehicle.
3.Open the fuel filler cap (A) by turning it in the counterclockwise.

4.Remove the LH rear wheel guard.(Refer to Body (Interior and Exterior) - "Rear Wheel Guard")
5.Separate the fuel filler hose (A).
6.Separate the fuel ventilation hose (B) and then remove the fixing clip (C).

7.Remove the filler-neck assembly (A) after loosening the mounting nut (B).
Tightening Torque :7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb.ft)

1.Install in the reverse order of removal.
Fuel Line
Accelerator PedalHyundai Tucson (NX4) 2022-2026 Service Manual: Rear Glass Defogger Switch
- Inspection
Diagnosis with diagnostic tool
1.In the body electrical system, failure can be quickly diagnosed by
using the vehicle diagnostic system (diagnostic tool).The diagnostic
system (diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and cod ...
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 ...