Hyundai Kona: Fuel Delivery System / Fuel Tank Repair procedures

Removal

1.	Release the residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")

2.	Remove the rear seat cushion. (Refer to Body - "Rear Seat Assembly")

3.	Remove the fuel pump service cover (A).

4.	Disconnect the fuel pump control module connector (A).

5.	Disconnect the fuel pressure sensor connector (B).

6.	Disconnect the fuel feed tube quick-connector (C).

7.	Lift the vehicle.

8.	Remove the center muffler assembly. (Engine Mechanical System - "Muffler")

9.	Remove the Propeller Shaft Assembly. [With 4WD vehicle] (Refer to Driveshaft and axle - "Propeller Shaft")

10.	Remove the canister assembly. (Refer to Emission Control System - "Canister")

11.	Disconnect the fuel filler hose (A).

12.	Disconnect the ventilation tube (B).

13.	Disconnect the leveling hose quick connector (C).

14.	Remove the side under cover (A).

15.	Support the fuel tank with a jack.

16.

Remove the fuel tank from the vehicle after removing the fuel tank band nuts (A).

•	When removing the fuel tank, the fuel tank must be tilted because of interfering with coupling.

Installation

Install in the reverse order of removal.

Fuel tank band installation nut :

39.2 - 54.0 N.m (4.0 - 5.5 kgf.m, 28.9 - 39.8 lb-ft)

Fuel Pressure Test 1. Release the residual pressure in fuel line (Refer to "Release Residual Pressure in Fuel Line" in this group). ...

Inspection 1. Turn the ignition switch OFF, and then remove battery (-) terminal. 2. Remove the fuel pump assembly. 3. ...

Hyundai Kona (OS) 2018-2023 Service Manual: Schematic diagrams
Schematic Diagram Terminal Function No Function 1 - 2 C-CAN Low 3 C-CAN High 4 GND 5 IGN_1 ...