Hyundai Santa Fe: 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
...
See also:
Driving off-road
Drive carefully off-road because your vehicle may be damaged by rocks or roots
of trees. Become familiar with the off-road conditions where you are going to drive
before you begin driving. ...
External Amplifier. Repair procedures
Removal
External Amplifier
1.
Remove the passenger seat assembly.
2.
Remove the external amplifier (A) after disconnecting
th ...
AUX(Auxiliary) Jack. Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the console front complete assembly (A).
...