Hyundai Tucson: Fuel Delivery System - Fuel Tank

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


 Fuel Tank

Component Location Fuel tank Canister Vapor hose Ventilaton hose Fuel filler hose Fuel tank air filter Leveling hose Fuel Level Sender (FLS) Fuel pump Fuel filter Fuel pressure regulator Fuel Perssure Sensor (FPS) High

 Release Residual Pressure in Fuel Line

WARNING 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.

 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


 Replacement and Air Bleeding

WARNING Never remove the reservoir tank cap when the engine is hot. Serious scalding could be caused by hot fluid under high pressure escaping from the radiator. WARNING When pouring engine coolant, be sure to shut the relay box lid and n

 Radiator grill

Component Location Radiator grill Replacement WARNING When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. Put on gloves to prevent hand injuries. WARNI