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2003
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Expedition 4.6 W, 4WD
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Repair and Diagnosis
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Automatic Trans
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Automatic Transaxle/Transmission
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Description And Operation
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Hydraulic System
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Main Control
Main Control
Fig 1: Identifying Main Control And Parts Description Chart
Courtesy of FORD MOTOR CO.
The main control valve body houses three electronic solenoids:
two shift solenoids
one torque converter clutch solenoid (TCC solenoid)