Kia Rio: Cooling System / Water Temperature Control Assembly

Kia Rio 2017-2023 YB Service Manual / Engine Mechanical System / Cooling System / Water Temperature Control Assembly

Repair procedures

Removal and Installation
1.

Remove the engine room under cover.

(Refer to Engine and Transaxle Assembly - "Engine Room Under cover")

2.

Drain the coolant.

(Refer to Cooling System - "Coolant")

3.

Remove the air cleaner assembly.

(Refer to Intake and Exhaust System - "Air Cleaner")

4.

Remove the battery.

(Refer to Engine Electrical System - "Battery")

5.

Disconnect the radiator upper hose (A).
6.

Disconnect the heater hose (A).
7.

Disconnect the coolant hose (A).
8.

Disconnect the vacuum hose (A).
9.

Disconnect the engine coolant temperature sensor (ECTS) connector (A).
10.

Remove the water temperature control assembly (A).

Tightening torque :

18.6 - 23.5 N·m (1.9 - 2.4 kgf·m, 13.7 - 17.4 lb·ft)

11.

Install in the reverse order of removal.
12.

Fill the coolant.

(Refer to Cooling System - "Coolant")

13.

Start the engine and check for leasks.
14.

Recheck the engine coolant level.

    Components and components location Components 1. Radiator 2. Radiator upper hose 3. Radiator lower hose 4. Filler neck assembly 5.

    Repair procedures Removal and Installation 1. Disconnect the battery negative terminal. 2. Drain the coolant.

    Other information:

    Kia Rio 2017-2023 YB Service Manual: Air Conditioning System

    General safety information and caution Instructions When Handling Refrigerant 1. R-134a liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite. When handling the refrigerant, be sure to wear gloves.

    Kia Rio 2017-2023 YB Service Manual: Evaporator Temperature Sensor

    Description and operation Description The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator freezing by excessive cooling. Repair procedures Inspection 1.

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