• There may be some residual pressure even after "Release Residual Pressure in Fuel Line" work, so cover the hose connection with a shop towel to prevent residual fuel from spilling out before disconnecting any fuel connection.
1.Turn the ignition switch OFF and disconnect the battery (-) cable.
2.Remove the fuel pump fuse (A).

• When removing the fuel pump relay, the Diagnostic Trouble Code (DTC) will be occurred. Therefore delete the code with the diagnostic tool after "Release Residual Pressure in Fuel Line" work.
3.Connect the battery (-) cable.
4.Start the engine and let idle, and then turn the ignition switch OFF after the engine has stopped on its own.
5.Disconnect the battery (-) cable, and then install the fuel pump relay (A).
6.Connect the battery (-) cable.
7.Delete the Diagnostic Trouble Code (DTC) related the fuel pump relay with the diagnostic tool.
Fuel Pressure Test
Fuel TankHyundai Tucson (NX4) 2022-2025 Service Manual: Front Stabilizer Bar
- Removal
• When lifting a vehicle using a lift, be careful not to damage
the lower parts of the vehicle (floor under cover, fuel filter, fuel
tank, canister).(Refer to General Information - "Lift and Support
Points")
1.Loosen the front wheel nuts slightly.Raise the ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Engine Compartment Panel Fuse
Replacement
Blade fuse/Cartridge fuse
1. Turn off the vehicle.
2. Turn off all other switches.
3. Remove the fuse panel cover by
pressing the tap and pulling up.
4. Refer to the label on the inside of
the fuse panel cover to locate the
suspected fuse location.
5. Pull the suspected fuse straight ou ...