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Home >> Pontiac >> 1999 >> Bonneville V6-3.8L VIN K >> 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

Fuel Tank Pressure

Scan Tool displays 0 to 64 in H20 / 0.00 to 5.00 volts. The signal from the fuel tank pressure sensor is monitored by the PCM to verify that the evaporative emission control system is operating correctly and leaks are not present. Fuel tank pressure is used for EVAP system diagnostics.
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