Hyundai Tucson: Fuel Delivery System / Release Residual Pressure in Fuel Line
• 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.
1.Turn the ignition switch OFF and disconnect the battery (-) cable.
2.Remove the fuel pump fuse (A).
• When removing the fuel pump relay, the Diagnostic Trouble Code (DTC) will be occurred. Therefore delete the code with the diagnostic tool after "Release Residual Pressure in Fuel Line" work.
3.Connect the battery (-) cable.
4.Start the engine and let idle, and then turn the ignition switch OFF after the engine has stopped on its own.
5.Disconnect the battery (-) cable, and then install the fuel pump relay (A).
6.Connect the battery (-) cable.
7.Delete the Diagnostic Trouble Code (DTC) related the fuel pump relay with the diagnostic tool.
Fuel Pressure Test
- Fuel Pressure Test
1.Release the residual pressure in fuel line.(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
• When removing the fuel pump relay ...
Fuel Tank
- Removal
• 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 ...
Other information:
Hyundai Tucson (NX4) 2022-2025 Service Manual: Air Cleaner
- Removal and installation
Air Cleaner Assembly
1.Disconnect the battery negative terminal.
2.Remove the engine cover.(Refer to Engine And Transaxle Assembly - “Engine Cover”)
3.Remove the air duct (A).
4.Remove the air cleaner assembly.(1)Disconnect the air flow sensor connector (A) ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Muffler
- Removal and Installation
• Be careful not to damage the parts located under the vehicle
(floor under cover, fuel filter, fuel tank and canister) when raising
the vehicle using the lift.(Refer to General Information - "Lift and
Support Points")
Front Muffler
1.Disc ...
