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Engine Controls And Fuel - 6.0L - DTC Diagnostics And Troubleshooting
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Diagnostic Information and Procedures
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DTC P0446
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Typical Scan Tool Data
Typical Scan Tool Data
Fuel Tank Pressure Sensor Signal Voltage
Fuel Tank Pressure
1.5 V
Atmospheric Pressure/BARO
Less than 1.5 V
Positive Pressure
More than 1.5 V
Negative Pressure/Vacuum