Powertrain
generic / SAE
P000F
Fuel System Over Pressure Relief Valve Activated
The mechanical pressure relief valve on the fuel rail has opened due to overpressure. Indicates a malfunction of the rail pressure regulation that drove pressure beyond the safe limit.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 0F
Possible causes
- Pressure regulator valve stuck closed high
- Rail pressure sensor reading low medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 250–1500 €
- Estimated time: 1–5 h
- Component: pressure relief valve
- Component: fuel rail
- Component: fuel pressure regulator
- Component: fuel rail pressure sensor
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012