Pinpoint Test A: DTC B1219 - Fuel Tank Pressure Sensor Circuit Failure High Input (Greater Than 4.76 Volts)/DTC B1220 - Fuel Tank Pressure Sensor Circuit Open (Less Than 0.24 Volts)
WARNING: This page is about a different car, the 2004 Ford RV Cutaway, 2004 Ford Econoline, 2004 Ford E450 Super Duty, and 2004 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Pinpoint Test A: DTC B1219 - Fuel Tank Pressure Sensor Circuit Failure High Input (Greater Than 4.76 Volts)/DTC B1220 - Fuel Tank Pressure Sensor Circuit Open (Less Than 0.24 Volts) (Steps A1-A3)