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Audi
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1994
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Cabriolet V6-2.8L (AAH)
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Repair and Diagnosis
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Relays and Modules
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Relays and Modules - Powertrain Management
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Relays and Modules - Fuel Delivery and Air Induction
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Fuel Pump Relay
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Description and Operation
Fuel Pump Relay: Description and Operation
OPERATION
The
fuel pump relay
is energized by the
Engine Control Module
as soon as an engine speed signal is received then it supplies current to the fuel pump.