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Kia Sorento: Cooling Fan Description - Cooling System - Engine Mechanical SystemKia Sorento: Cooling Fan Description

Kia Sorento (XM, 2011-2015) 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:

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Specifications
Direct control VFS[LINE Pressure] ▷ Control type : Normal high type Control Pressure kpa (kgf/cm², psi) 539.370 ~ 0 ( 5.5 ~ 0, 78.23 ~ 0) Current va ...

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