Operation CHARM
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1997
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Outback Sport [Impreza] AWD F4-2.2L SOHC
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Throttle Body
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Description and Operation
Throttle Body: Description and Operation
PURPOSE
Provides a means of controlling throttle valve opening (engine speed) and supplies ported vacuum source(s).