Description & Operation: Description
WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
The cooling fan motor voltage is adjusted according to the duty cycle (frequency 300 Hz) applied by the ECU.
| 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 | - |
[Cooling fan operating conditions]
| A/C switch | A/C pressure [Kgf/cm2 G (psi G)] | Vehicle speed [km/h (mph)] | Water Temperature [°C (° F)] | Duty (%) |
|---|---|---|---|---|
| OFF | - | V < 10 (6.2) | 94 (201.2) or above | 35 or above |
| 10 (6.2) ≤ V < 45 (28) | 94 (201.2) or above | 35 or above | ||
| 45 (28) ≤ V < 80 (49.7) | 96 (204.8) or above | 40 or above | ||
| 80 (49.7) ≤ V | 98 (208.4) or above | 60 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 < 20 (12.4) | 40 (104) or above | 30 or above | |
| 20 (12.4) ≤ V < 45 (28) | 40 (104) or above | 30 or above | ||
| 45 (28) ≤ V < 80 (49.7) | 96 (204.8) or above | 40 or above | ||
| 80 (49.7) ≤ V | 101 (213.8) or above | 60 or above | ||
| 12 (170.7) ≤ A/C pressure <15.5 (220.5) | V < 10 (6.2) | - 30 (-22) or above | 70 or above | |
| 10 (6.2) ≤ V < 45 (28) | - 30 (-22) or above | 70 or above | ||
| 45 (28) ≤ V <80 (49.7) | 90 (194) or above | 40 or above | ||
| 80 (49.7) ≤ V | 101 (213.8) or above | 60 or above | ||
| 15.5 (220.5) ≤ A/C Pressure | V=0 | - 30 (-22) or above | 90 or above | |
| 0 | - 30 (-22) or above | 90 or above |