OBD-II code · Powertrain (generic)
P00BA Low Fuel Pressure - Forced Limited Power
Fuel pressure too low — ECU has activated forced power reduction (limp mode) to protect the fuel system.
Is it safe to drive with P00BA?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyHP pump worn
Symptoms
- Check engine light on
- Hard start, no start, or stalling under load
- Power loss especially at high load or rpm
- Possible long cranking time
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–6 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- High Pressure Fuel Pump, Fuel Filter, Lift Pump
Related codes
- P00B7Engine Coolant Flow Low/Performance
- P00B8MAP - Mass or Volume Air Flow Correlation Bank 2
- P00B9Low Pressure Fuel System Pressure - Too Low. Low Ambient Temperature
- P00BBFuel Injector Insufficient Flow - Forced Limited Power
- P00BCMass or Volume Air Flow A Circuit Range/Performance - Air Flow Too Low
- P00BDMass or Volume Air Flow A Circuit Range/Performance - Air Flow Too High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.