Kia Optima: Air Conditioning System / Condenser

Check the condenser fins for clogging and damage. If clogged, clean them with water, and blow them with compressed air. If bent, gently bend them using a screwdriver or pliers.

Check the condenser connections for leakage, and repair or replace it, if required.

Recover the refrigerant with a recovery / recycling / charging station.

Disconnect the negative (-) battery terminal.

Remove the front bumper assembly.

(Refer to Body - "Front Bumper Assembly")

Loosen the mounting nut, remove the suction line (A) and discharge line (B).

Disconnect the smart cruise control unit connector (A) and ambient temperature sensor connector (B).

After loosening the mounting bolt and screws, remove the cooling module air guard (A).

Press the lock pin and remove the condenser assembly (A) from radiator assembly.

To install, reverse the removal procedure.

• If you're installing a new condenser, add refrigerant 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, R-1234yf to avoid leakage. • Be careful not to damage the radiator and condenser fins when installing the condenser. • Charge the system, and test its performance.