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A/C Programmer -J127-

WARNING: This page is about a different variant/trim than selected.
Fig 1: Identifying A/C Programmer
GWWV87-1452Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

This programmer switches the refrigerant flow direction through the second evaporator if the temperature on the cooling fins on the second evaporator lowers to the freezing point for water (icing protection).

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