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:
Brake Pedal Adjustment
Brake Pedal Height and Free Play
1.
Disconnect the stop lamp switch connector (A) and loosen the stop
lamp switch lock nut.
2. ...
Circuit Diagram
...
Description
System Operation
Typically, lane departure warning is activated at a speed over 60 km,
but suppressed in case of unintentional lane departure when driver do not operate
turn signal.
S ...
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