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Home >> Cadillac >> 1992 >> Allante F7/ME9 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Powertrain Control Module >> Fuel Cut-Off Mode
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Fuel Cut-Off Mode

No fuel is delivered by injector when ignition is "OFF". This is to prevent dieseling. Also, fuel is not delivered if no reference pulses are seen from distributor, which means engine is not running. This is to prevent flooding.

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