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Hyundai Tucson: Fuel pump service

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Control - Fuel System / Fuel Delivery System - Fuel Tank / Fuel pump service

Inspection

Turn the ignition switch OFF and disconnect the battery (-) terminal.
Remove the fuel pump assembly.

(Refer to - "Removal" Procesures)

Using an ohmmeter, measure the resistance between terminals 1 and 6 of sender connector (A) at each float level.

Also, check that the resistance changes smoothly when the float moves from "E" to

Removal

Removal

Release the residual pressure in fuel line.

(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")

Turn the ignition switch OFF and disconnect the battery (-) terminal.
Remove the rear seat cushion.

(Refer to Body - "Rear Seat Assembly")

Remove the fuel pump service cover (A) after loosening the screw.

Disconnect the Fuel Pump Control Module (FPCM) connector (A).
Disconnect the Fuel Pressure Sensor (FPS) connector (B).
Disconnec the fuel feed tube quick-connector (C).

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

WARNING

When removing the plate cover, be careful not to damage the fuel tank and fuel pump.
When removing the plate cover, press the upper area with hand and rotate the wrench counter clockwise.

Fuel pump service -

Fuel pump service - Installation

Installation Install in the reverse order of removal. Removal Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump") Disconnect the fuel sender connector (A). Release the fixing hook (A) and then remo

Low Pressure Fuel Line

WARNING 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") Release the residua

High Pressure Fuel Line

Release residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line") Turn the ignition switch OFF and disconnect the battery (-) terminal. Remove the air cleaner assembly. (

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