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Home >> Subaru >> 2001 >> Forester Base >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Fuel System >> Fuel Delivery >> Fuel Pump Relay
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Fuel Pump Relay

PCM energizes fuel pump relay based on inputs from ignition switch and ignition coil. During cranking, cranking circuit supplies current to energize fuel pump relay. After engine starts and key is released to RUN position, PCM provides fuel pump relay ground. This activates fuel pump.

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