Kia Sorento: Cooling Fan Description
Second Generation XM (2011-2025) / Kia Sorento XM 2011-2025 Service Manual / Engine Mechanical System / Cooling System / Cooling Fan Description
Control the cooling motor voltage in according to the duty(300Hz) of ECM.
[ECU → PWM Input Signal(SI : 300Hz)]
| Signal Input Duty (%) |
Motor Voltage (V) |
| 10 |
0 |
| 30 |
4.1 ± 0.65 |
| 60 |
8.2 ± 0.65 |
| 70 |
9.57 ± 0.65 |
| 90 |
Min. 12.5 |
| Signal open |
Min. 12.5 |
| Signal short |
Min. 12.5 |
[Cooling Fan Operation Condition]
| A/C Switch |
A/C Pressure (Kgf/cm² G) |
Vehicle Speed (Km/h) |
Coolant Temp (°C) |
Duty (%) |
| OFF |
─ |
V < 45 |
98 above |
35 |
| 45 ≤ V < 80 |
101 above |
40 |
||
| 80 ≤ V |
105 above |
80 |
||
| ON |
A/C Pressure < 6 |
ALL |
105 above |
90 |
| 6 ≤ A/C Pressure < 12 |
V < 45 |
82 above |
30 |
|
| 45 ≤ V < 80 |
96 above |
40 |
||
| 80 ≤ V |
96 above |
60 |
||
| 12 ≤ A/C Pressure < 15.5 |
V < 45 |
101 above |
70 |
|
| 45 ≤ V < 80 |
-30 above |
40 |
||
| 80 ≤ V |
82 above |
60 |
||
| 15.5 ≤ A/C Pressure |
V = 0 |
-30 above |
60 |
|
| 0 < V |
-30 above |
90 |
Cooling Fan Components
1. Upper air guard
2. Cooling fan control module
3. Cooling fan shroud
4. Fan motor
5. Cooling fan
...
Cooling Fan Specification
[Cooling fan control module]
Items
Specification
Input
Signal Frequency ( Hz)
300 ± 5%
Duty (%)
OFF
10
Normal
...
See also:
Photo Sensor Description
The photo sensor is located at the center of the defrost nozzles.
The photo sensor contains a photovoltaic (sensitive to sunlight) diode.
The solar radiation received by its light receiving ...
Power Door Lock Actuators Inspection
Front Door Lock Actuator
1.
Remove the front door trim.
(Refer to Body - "Front door")
2.
Remove the front door module.
...
Spark Plug Inspection
[On vehicle inspection]
1.
Accelerate the engine to about 3,000 rpm 3 times or more.
2.
Remove the spark plug.
...
Copyright © www.ksmanual.com 2014-2025