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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 81 (Engine Controls And Fuel - 1.6L (LWC) - DTC P0243 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0446 >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
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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