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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 89 (Engine Controls And Fuel - 3.6L (LF4 LGX) - DTC P0121 LF4 To DTC P0685 LF4) >> Diagnostic Information and Procedures >> DTC P0451-P0454: Fuel Tank Pressure Sensor >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
Fuel Tank Pressure Sensor Voltage

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Ignition ON, Engine OFF
Parameter Normal Range:  1.3-1.7 V
5 V Reference 0 V 0 V 4.2-5 V
Signal 0 V 0 V 5 V
Low Reference - 4.96 V -