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Ford Truck
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2000
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Expedition 2WD V8-4.6L SOHC VIN W
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Idle Speed/Throttle Actuator - Electronic
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Description and Operation
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General
General
The
IAC valve
:
^
controls bypass air around the throttle plate at low speeds.
^
is controlled by the PCM.