Kia Optima DL3: Cooling System / Reservoir Tank

Repair procedures

Removal and Installation
1.

Remove the reservoir tank.

(1)

Disconnect the degassing hose (A).

(2)

Disconnect the reservoir tank water hose (B).

(3)

Remove the reservoir tank (C).

Tightening torque :

7.8 - 11.7 N•m (0.8 - 1.2 kgf•m, 5.7 - 8.6 lb•ft)

2.

Install in the reverse order of removal.

    Repair procedures Refilling And Bleeding    Never remove the reservoir tank cap when the engine is hot.

    Components and components location Components 1. Cooling fan 2. Cooling fan motor 3. Cooling fan shroud Specifications Specifications Item Specification Fan type PULLER Fan speed control Resisor Air flow rate (㎥/h) 1,950 - 8% min.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Refrigerant Line

    Components and components location Components Location 1. Suction & Liquid tube assembly 2. Discharge hose Repair procedures Replacement 1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minute

    Kia Optima DL3 2019-2026 Service and Repair Manual: A/C Pressure Transducer

    Description and operation Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.

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