Kia Stinger: Cooling System / Cooling Fan

Kia Stinger CK 2018-2025 Service Manual / Engine Mechanical System / Cooling System / Cooling Fan

Components and components location

Components

[BLDC (Brushless DC) motor type]

1. Radiator
2. Cooling fan assembly

3. Reservoir tank

[DC motor type]

1. Cooling fan
2. Cooling fan motor
3. Cooling fan shroud

4. Cooling fan controller
5. Reservoir tank

Description and operation

Description

The cooling fan operates in 2 stages (HIGH/LOW). The engine control module (ECM) controls the cooling fan according to the coolant temperature, vehicle speed and A/C operation.

Specifications

Specification

[BLDC (Brushless DC) motor type]

Items	Specification
Fan type	Puller
Fan speed control method	PWM
Air flow rate [m³/h (yd³/h)]	3,500 (4,578) - 8 % min.
Fan speed (rpm)	2,500 ± 8 %
Current (A)	46.0 + 10 % max.

[DC motor type]

Items	Specification
Fan type	Puller
Fan speed control method	PWM
Air flow rate [m³/h (yd³/h)]	2,600 (3,401) - 8 % min.
Fan speed (rpm)	2,000 ± 8 %
Current (A)	23.3 + 10 % max.

Schematic diagrams

Circuit Diagram

[BLDC (Brushless DC) motor type]

[DC motor type]

Repair procedures

Removal and Installation

Cooling Fan Assembly

1.	Disconnect the negative battery terminal.

2.	Remove the front strut bar (A). [RH] [LH]

3.	Remove the reservoir tank. (Refer to Cooling System - "Reservoir Tank")

4.	Disconnect the cooling fan connector (A). [BLDC (Brushless DC) motor type] [DC motor type]

5.	Remove the front bumper assembly. (Refer to body (Interior and Exterior) - "Front Bumper Assembly")

Remove the cooling fan assembly mounting bolts (A).

Tightening torque :

4.9 - 7.8 N·m (0.5 - 0.8 kgf·m, 3.6 - 5.8 lb·ft, 43.4 - 69.4 lb·in)

7.	Remove the cooling fan assembly (A).

8.	Install the other parts in the reverse order of removal.

Cooling Fan Controller (PWM) [Only DC motor type]

1.	Disconnect the negative battery terminal.

2.	Disconnect the cooling fan controller (PWM) connector (A) and cooling fan motor connector (B).

Remove the cooling fan controller (PWM) (A).

Tightening torque :

4.9 - 8.3 N·m (0.50 - 0.85 kgf·m, 3.6 - 6.1 lb·ft, 43.4 - 73.8 lb·in)

4.	Install the other parts in the reverse order of removal.

Disassembly

[Only DC motor type]

Remove the cooling fan (A) from the cooling fan assembly.

Tightening torque :

2.8 - 3.2 N·m (0.28 - 0.33 kgf·m, 2.03 - 2.39 lb·ft, 24.3 - 28.6 lb·in)

2.	Disconnect the fan motor connector (A).

Remove the fan motor (A) from the cooling fan shroud.

Tightening torque :

3.9 - 5.9 N·m (0.4 - 0.6 kgf·m, 2.9 - 4.3 lb·ft, 34.7 - 52.1 lb·in)

4.	Assemble in the reverse order of disassembly.

Inspection

Fan Motor

1.	Disconnect the fan motor connector from the resistor.

2.	Connect the battery voltage to the "+" terminal and ground to "-" terminal.

3.	Check the cooling fan motor operates well.

Coolant

Repair procedures Refilling And Bleeding Never remove the radiator cap when the engine is hot. Serious scalding ...

Radiator

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