Kia Sorento: Cooling Fan Description
Second Generation XM (2011-2023) / Kia Sorento XM 2011-2023 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:
Power Tailgate Latch Installation
1.
Install the power tailgate latch & PCU assembly.
2.
Install the tailgate trim.
3.
Connect the negative ( ...
Pressure Sensor Circuit Diagram
...
Compressor Removal
1.
If the compressor is marginally operable, run the engine at idle
speed, and let the air conditioning work for a few minutes, then shut
the engine off.
...
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