1.Remove the fuel pump.(Refer to Fuel Delivery System - "Fuel Pump")
2.Disconnect the fuel sender connector (A).

3.Release the fixing hook (A) and then remove fuel sender (B) in the arrow direction.

4.Disconnect the fuel pump motor connector (A).

5.Remove the fixing pin (A) and then disconnect the fuel feed tube (B).

6.Release the fixing hook (A) and then remove the head assembly (B).

7.Release the fixing hook (A) and then remove the reservoir-cup (B).

8.Disconnect the fuel pump motor connector (A).
9.Disconnect the ground cable (B).

10.Remove the fixing pin (A) and then disconnect the fuel pressure regulator (B).

11.Release the fixing hook and then remove the assist pump (A).

12.Separate the fuel pump hose (A) after releasing the clamp (B).

• Replace the clamp with a new one when reinstalling the clamp.
13.Remove the pump filter & fuel pump (A) after releasing the hooks.


1.Install in the reverse order of removal.
Fuel Filter
Fuel SenderHyundai Tucson (NX4) 2022-2026 Service Manual: Fuel Tank Pressure Sensor (FTPS)
- Description
Fuel Tank Pressure Sensor (FTPS) is a component of the evaporative
emission control system and is installed on the fuel tank, the fuel
pump, or the canister. It checks the purge control solenoid valve
operation and detects a leakage of the system.
- Specification
Pressu ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Troubleshooting
- Troubleshooting
Trouble symptomProbable causeRemedy
Engine will not start or is hard to start (Cranks OK)Ignition lock switchInspect ignition lock switch, or replace as required
Ignition coilInspect ignition coil, or replace as required
Spark plugsInspect spark plugs, or replace as required
...