Kia Sorento: Cooling Fan Description
Second Generation XM (2011-2024) / Kia Sorento XM 2011-2024 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:
Rear Lower Arm Removal
1.
Remove the rear wheel and tire (A) from rear hub .
Tightening torque :
88.2 ~ 107.8 N.m (9.0 ~ 11.0 kgf.m, 65.0 ~ 79.5 lb-ft)
...
Troubleshooting
Ignition System
Symptom
Suspect Area
Remedy
Engine will not start or is hard to
start (Cranks OK)
Ignition lock switch
Inspect ignition ...
Relay Box (Engine Compartment) Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Pull out the relay from the engine compartment relay box.
Power Relay (Type A)
...
Copyright © www.ksmanual.com 2014-2024