Kia Sorento Owner's Manual Quiz
Kia Sorento XM 2011-2023 Repair Manual

Evaporator Core Replacement

In this manual: Kia Sorento XM 2011-2023 Repair Manual
Kia Sorento XM Owner's Manual. — 168Kia Sorento XM 2011-2023 Repair Manual — 1285
5steps
~30min
2/5difficulty
Done 0 of 5
  1. Disconnect the negative (-) battery terminal.
  2. Remove the heater and blower assembly. (Refer to Heater - Heater)
  3. Remove the lower heater case (A) after loosening the mounting screws.
  4. Pull out the evaporator core (A) from the heater unit.
  5. Install in the reverse order of removal.
    A. If installing a new evaporator core, add refrigerant oil (PAG OIL).
    B. 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 correct O-rings for R-134a to prevent leakage.
    C. Immediately after use, close the oil container cap and seal it to prevent moisture absorption.
    D. Do not spill coolant on the vehicle; it may damage the paint. If coolant contacts the paint, wash it off immediately.
    E. Apply sealant to the bushings.
    F. Check that there is no air leakage.
    G. Charge the system and check that it operates properly.
    H. Do not reverse the heater inlet and outlet hoses, and securely install the clamps.
    I. Fill the cooling system with engine coolant.

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