Common Symptoms
- Engine cranks but fails to start or has extended cranking time
- Rough idle or engine misfires during acceleration
- Lack of power or hesitation under load
- Check Engine Light illuminated
- Engine stalling at idle or during deceleration
- Poor fuel economy
Most Likely Root Causes
- Weak or failing fuel pump
- Clogged fuel filter restricting flow
- Faulty fuel pressure regulator allowing fuel to leak back
- Fuel pressure sensor providing inaccurate readings
- Restricted or kinked fuel supply lines
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Component Location
Fuel pressure sensor is typically mounted on the fuel rail near the fuel injectors in the engine bay.
Manufacturer Notes
Some direct injection engines may set this code due to high-pressure fuel pump wear or camshaft lobe wear driving the pump.
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