Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 95 (ENGINE CONTROLS AND FUEL - 2.4L - DTC P0300 THROUGH DTC P0650)DTC P0451-P0454TYPICAL SCAN TOOL DATA
2013 Buick Regal Turbo Premium, Standard Trans
Typical Scan Tool Data
2013 Buick Regal Turbo Premium, Standard TransSECTION Typical Scan Tool Data
WARNING: This page is about a different car, the 2011 Buick Regal. 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 |
|||
| Fuel Tank Pressure Sensor 5V Reference | 0 V | 0 V | 4.2-5 V |
| Fuel Tank Pressure Sensor Signal | 0 V | 0 V | 5 V |
| Fuel Tank Pressure Sensor Low Reference | - | 4.5 V | - |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.