Hyundai Genesis: Cooling System / Cooling Fan Description and Operation

Description
The cooling fan controlsx the cooling fan motor voltage depending on the duty output from the ECU (Freq.: 300Hz).
[Signal from the ECU to the PWM (SI: 300Hz)]

SI Duty
Motor Voltage (V)
Variation (V)
10%
0
±0.5
30%
4.1
60%
8.2
70%
9.57
90%
more than 12.5
-

[Operating condition of the cooling fan]
A/C switch
A/C pressure [kgf/cm? G (psi G)]
Vehicle speed
[km/h (mph)]
Water Temperature
 [°C (°F)]
Duty (%)
OFF
?
V < 45 (28)
98 (208.4) or above
35 or above
45 (28) ? V < 80 (49.7)
101 (213.8) or above
40 or above
80 (49.7) ? V
105 (221) or above
80 or above
ON
A/C pressure < 6 (85.3)
All
105 (221) or above
90 or above
6 (85.3) ? A/C pressure < 12 (170.7)
V < 45 (28)
82 (179.6) or above
30 or above
45 (28) ? V < 80 (49.7)
96 (204.8) or above
40 or above
80 (49.7) ? V
96 (204.8) or above
60 or above
12 (170.7) ? A/C pressure < 15.5 (120.5)
V < 45 (28)
101 (213.8) or above
70 or above
45 (28) ? V < 80 (49.7)
 - 30 (- 22) or above
40 or above
80 (49.7) ? V
 82 (179.6) or above
60 or above
15.5 (120.5) ? A/C Pressure
V = 0
 - 30 (- 22) or above
70 or above
0 < V
 - 30 (- 22) or above
90 or above

Cooling Fan Components and Components Location
Components 1. Cooling fan shroud2. Cooing fan3. Cooling fan motor4. Cooling far rear cover5. Cooling fan controller (PWM)6. Reservoir tank ...

Cooling Fan Specifications
Specifications [Cooling fan control (PWM)] ItemsPerformance specMAX, load current consumption (12V)23.3 + 10% AInputCommunication frequency300 ± 5%Duty10, 30 ~ 90 % Voltage levelHImore than 0.7 V ...

Other information:

Hyundai Genesis (DH) 2013-2016 Service Manual: Rear Hub - Carrier Repair procedures


Replacement 1. Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. 2. Remove the rear wheel and tire from the rear hub.     Be careful not to damage the hub bolts when removing the rear wheel and tire. 3. Remove the split pin, t ...

Hyundai Genesis (DH) 2013-2016 Service Manual: ECS Control Unit Repair procedures


Replacement 1. Disconnect the battery (-) terminal. 2. Remove the trunk luggage side trim [RH]. (Refer to Body - "Trunk Trim") 3. Disconnect the connector and then remove the ECS control unit. Installation 1. Installation in the reverse order of removal. 2. Perform the ESC var ...

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