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Home >> Chevrolet >> 2011 >> Caprice >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.0L - DTC Diagnostics And Troubleshooting >> Diagnostic Information and Procedures >> DTC P0446 >> Typical Scan Tool Data
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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
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