Hyundai Santa Fe (TM): Air conditioning System / Evaporator Temperature Sensor. Repair procedures
| Inspection |
| 1. |
Turn the ignition switch OFF.
|
| 2. |
Disconnect the evaporator temperature sensor connector.
|
| 3. |
Measure resistance between terminal "+" and "-" of the evaporator temperature
sensor.
Specification
|
| 4. |
Connect the evaporator temperature sensor connector.
|
| 5. |
Run the engine and turn the A/C switch ON, then measure the voltage
between the terminals of the harness connector.
|
| Replacement |
| 1. |
Disconnect the negative (-) battery terminal.
|
| 2. |
Remove the evaporator core.
(Refer to Heater - "Evaporator Core")
|
| 3. |
Separate the evaporator temperature sensor (A) from the evaporator core.
|
| 4. |
Install in the reverse order of removal.
|
Description The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling.
Description The In-car air temperature sensor is built in the heater & A/C control unit. The sensor consists of a thermistor that measures the inside temperature.
Other information:
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