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Home >> Pontiac >> 1987 >> Fiero Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - TBI >> Operation >> Electronic Control Module (ECM) >> Fuel Cut-Off
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Fuel Cut-Off

No fuel is delivered when ignition is off so that dieseling is prevented. No fuel will be delivered if no reference pulses are sent by distributor. This will prevent flooding before starting. Fuel cut-off will also occur at high engine RPM to prevent internal damage to engine.