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Volkswagen
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2005
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Passat Wagon (3B6) V6-2.8L (ATQ)
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Repair and Diagnosis
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Heating and Air Conditioning
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Evaporator Temperature Sensor / Switch
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Description and Operation
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A/C Programmer J127
A/C Programmer J127
A/C Programmer J127
This programmer switches off the refrigerant flow through the 2nd evaporator when the temperature on the cooling ribs of the 2nd evaporator sinks to the freezing point for water (ice-up safeguard).