Hyundai Santa Fe (DM): Cooling Fan. Description and Operation
Description
Control the cooling motor voltage in according to the duty(300Hz)
of ECM.
[ECU → PWM Input Signal(SI : 300Hz)]
|
SI Duty |
Motor Voltage (V) |
|
|
10% |
0 |
─ |
|
30% |
4.1 |
± 0.65 |
|
60% |
8.2 |
± 0.66 |
|
70% |
9.57 |
± 0.67 |
|
90% |
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 and Components Location
Components 1. Upper air guard 2. PWM module 3. Cooling fan shroud 4. Fan motor 5. Cooling fan ...
Cooling Fan. Specifications
Specification Fuction Specification Maximum Drive Capability 250 W 21.0 + 10% A Input Signal Frequency 300 ± 5% Duty 10, 30 ~ 90 % Voltage level HI 0.7 V above LOW 0 ~ 1.9 V ...
See also:
Quarter Garnish. Repair procedures
Replacement • Put on gloves to protect your hands. • When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage. • ...
ETC (Electronic Throttle Control) System. Schematic Diagrams
Circuit Diagram ...
Automatic climate control system
Type A Type B 1. A/C display 2. AUTO (automatic control) button 3. Blower OFF button 4. Air conditioning button 5. Driver's temperature control button 6. Front fan speed control knob 7. Air intake ...
