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Home >> Suzuki >> 2001 >> Swift GL, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Fuel Tank Pressure Sensor
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Fuel Tank Pressure Sensor

Fuel tank pressure sensor receives a 5-volt reference from ECM/PCM. As fuel tank pressure changes, resistance of sensor changes and sends a voltage signal back to ECM/PCM. This signal is used by ECM/PCM to determine if a leak exists in EVAP system.

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