Hyundai Kona: Fuel Delivery System / Fuel Pump Repair procedures

Inspection
1.
Turn the ignition switch OFF, and then remove battery (-) terminal.
2.
Remove the fuel pump assembly.
3.
Using an ohmmeter, measure the resistance between terminals 1 and 6 of sender connector (A) at each float level.

Pin No
Description
1
Fuel sender ground (-)
2
Fuel pressure sensor (FPS) signal input
3
Fuel pressure sensor (FPS) ground (-)
4
Ground
5
CAN [Low]
6
Fuel sender signal (+)
7
-
8
Fuel pressure sensor (FPS) power supply (+5V)
9
CAN [High]
10
Battery power (B+)

4.
Also, check that the resistance changes smoothly when the float moves from "E" to "F".
Position
Resistance (Ω)
Capacity (L)
E
298 - 305
4
 1/2
85.5 - 87.5
25.6
F
14.0 - 16.0
47.5

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.
Remove the locking ring (A) by using the special service tool [No. : 09310-B8100].

8.
Remove the fuel pump from the fuel tank.

Installation
1.
Install in the reverse order of removal.
Fuel Tank Repair procedures
Removal 1. Release the residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line") ...

Fuel Filter Repair procedures
Removal 1. Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump") 2. Disconnect the fuel pump motor connect ...

Other information:

Hyundai Kona (OS) 2018-2021 Owners Manual: Trailer towing equipment
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Hyundai Kona (OS) 2018-2021 Owners Manual: Vehicle Stability Management
The Vehicle Stability Management (VSM) is a function of the Electronic Stability Control (ESC) system. It helps ensure the vehicle stays stable when accelerating or braking suddenly on wet, slippery and rough roads where traction over the four tires can suddenly become uneven. WARNING Take the fo ...

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