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Mercedes Benz
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1991
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300E 4MATIC (124.230) L6-3.0L (103.985)
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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
Throttle Valve Location:
The throttle valve, located between the intake manifold and the mixture
control unit
, regulates the amount of air flowing into the engine, thereby controlling engine output.