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Home >> Chevrolet >> 2001 >> Impala V6-3.4L VIN E >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> Fuel Tank Pressure Sensor
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Fuel Tank Pressure Sensor

The scan tool displays 0 to 5 Volts or -17.5 to +7.5 in of H2O The Fuel tank pressure is used extensively for EVAP purge control and EVAP system diagnostics.
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