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: Canister Close Valve (CCV)
- Description
Canister Close Valve (CCV) is normally open and is installed on the
canister ventilation line. It seals evaporative emission control system
by shutting the canister from the atmosphere during EVAP leak detection
process.
- Specification
ItemSpecification
Pin2
Operatin ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Guide to Hyundai Genuine Parts
1. What are HYUNDAI Genuine Parts?
HYUNDAI Genuine Parts are the parts
used by HYUNDAI Motor Company
to manufacture vehicles. They are
designed and tested for the optimum
safety, performance, and reliability for
our customers.
2. Why Hyundai Genuine Parts?
HYUNDAI Genuine Parts are ...
