Hyundai Elantra Owners and Service Manuals

Hyundai Elantra: Heater / Heater Core

Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater and blower assembly.
(Refer to Heater - "Heater Unit")
3.
Remove the heater core cover (A) after loosening the mounting screws.

4.
Pull out the heater core (A) from the heater unit.

5.
To install, reverse the removal procedure.
   
If you're installing a new heater core, add refrigerant oil (PAG OIL).
Replace the O-rings with new ones at each fitting, and apply a thin coat of refrigerant oil before installing them. Be sure to use the right O-rings for R-134a or R-1234yf to avoid leakage.
Immediately after using the oil, replace the cap on the container, and seal it to avoid moisture absorption.
Do not spill the refrigerant oil on the vehicle; it may damage the paint, if the refrigerant oil contacts the paint, wash it off immediately.
Apply sealant to the grommets.
Make sure that there is no air leakage.
Charge the system and test its performance.
Do not interchange the inlet and outlet heater hoses and install the hose clamps securely.

    Heater Unit

    Components and components location Component Location1. Heater unit assemblyCompoents1. Heater unit assembly2. Heater tube cover3. Heater core assembly4...

    Evaporator Core

    Repair procedures Replacement1.Disconnect the negative (-) battery terminal. 2.Remove the heater and blower assembly.(Refer to Heater - "Heater Unit") 3...

    Other information:

    Hyundai Elantra (CN7) 2021-2025 Owner's Manual: Steering wheel audio control


    The steering wheel audio control switches are installed for your convenience. NOTICE Do not operate audio remote control buttons simultaneously. VOLUME (VOL + / VOL -) (1) Move the VOLUME toggle switch up to increase volume. Move the VOLUME toggle switch down to decrease volume...

    Hyundai Elantra (CN7) 2021-2025 Service Manual: Rear Door Inside Handle


    Repair procedures Replacement1.Remove the rear door trim.(Refer to Rear Door - "Rear Door Trim")2.After loosening the mounting screws, remove the rear door inside handle (A).3.To install, reverse the removal procedure.    • Make sure the door locks / unlocks and opens / closes properly...

    Categories

    Air bag collision sensors

    1. SRS control module/Rollover sensor
    2. Front impact sensors
    3. Side impact sensors (acceleration)
    4. Side impact sensors (pressure)

    read more

    Copyright © 2025 www.helantra7.com