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Vacuum Application Chart - Dual Automatic Temperature Control

WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
VACUUM APPLICATION CHART - DUAL AUTOMATIC TEMPERATURE CONTROL

Color Function Manual Override Buttons
OFF PANEL FLOOR/PANEL FLOOR FLOOR/DEFROST DEFROST
Black Vacuum source V V V V V V
White(1) Air inlet door V V/NV V/NV V/NV NV NV
Yellow Defrost door V V V V NV NV
Blue Floor door NV NV V V V NV
Red Panel door NV V V NV NV NV
Gray Heater control valve(2) V - - - - -
(1) The DATC system may be manually set to enable or disable the recirculation of cabin air by pressing the RECIRCULATION manual override button in all manual override modes except OFF, DEFROST, and FLOOR/DEFROST.

(2) The automatic temperature control solenoid and manifold will supply vacuum and close the heater control valve depending on the DATC module settings and ambient conditions in any setting except OFF.
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