B3000 SE Regular Cab 2WD V6-3.0L OHV (2002)
Fuel Tank Pressure Sensor: Description and Operation
Fuel Tank Pressure Sensor
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Is located in the fuel vapor valve tube and is serviced as part of the fuel vapor valve tube assembly.
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Monitors the fuel tank pressure during engine operation and continuously transmits an input signal to the PCM.
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Monitors the fuel tank pressure or vacuum bleed-up during the EVAP monitor testing.
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Controls excessive fuel tank pressure by forcing the system to purge.