Hyundai Elantra (CN7): Fuel Delivery System / Release residual pressure in fuel line

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).

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 fuse.
6.
Connect the battery (-) cable.
7.
Delete the Diagnostic Trouble Code (DTC) related the fuel pump fuse with the diagnostic tool.
   
•
When removing the fuel pump fuse, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the diagnostic tool after completion of "Release Residual Pressure in Fuel Line" work.

    Fuel Pressure Test1.Release the residual pressure in fuel line.(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")    â€¢ When removing the fuel pump fuse, a Diagnostic Trouble Code (DTC) may occur.

    Repair procedures Removal1.Release the residual pressure in fuel line.(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")2.Turn ignition switch OFF and disconnect the negative (-) battery cable.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Refrigerant Line

    Components and components location Components Location1. Refrigerant Pipe Assembly Repair procedures Replacement1.If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Heater Unit

    Components and components location Component Location1. Heater unit assemblyCompoents1. Heater unit assembly2. Heater tube cover3. Heater core assembly4. Mode control actuator [LH]5. Dummy PTC6. Temperature control actuator [LH]7. Heater case [LH]8.

    Categories

     
    Copyright © 2026 www.helantra7.com - 0.0192