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Home >> Chevrolet >> 2001 >> Cavalier LS, 2.2 4 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Control System - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Fuel Level Sensor
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Fuel Level Sensor

PCM uses fuel level sensor input to determine expected amount of fuel vapor pressure or vacuum within the fuel tank. Scan tool can display fuel level in percent for diagnostic purposes. A problem in this circuit will set a related diagnostic trouble code.

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