Powertrain
generic / SAE
P01C9
Fuel Rail/System Pressure - Too High Bank 2
Rail pressure on bank 2 above the target operating range. Often regulator or sensor fault.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / C9
Possible causes
- Regulator stuck closed high
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–5 h
- Component: fuel pressure regulator
- Component: fuel rail pressure sensor b2
- MIL / check engine light
- emissions-relevant
- drive cycle required
- limp mode possible
Sources
References
sae:J2012