OBD-II code · Powertrain (generic, extended)
P2290 Injector Control Pressure Too Low
ICP is below the lower threshold — typically IPR stuck open, leaking high-pressure oil rail, or weak HP oil pump.
Is it safe to drive with P2290?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyIPR stuck open
- PossibleHP oil pump weak
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–6 h
- Emissions test
- Likely to fail
- Parts involved
- Injection Pressure Regulator, High Pressure Oil Pump
Related codes
- P228DFuel Pressure Regulator A Exceeded Control Limits - Pressure Too High
- P228EFuel Pressure Regulator A Exceeded Learning Limits - Too Low
- P228FFuel Pressure Regulator A Exceeded Learning Limits - Too High
- P2291Injector Control Pressure Too Low - Engine Cranking
- P2292Injector Control Pressure Erratic
- P2293Fuel Pressure Regulator 2 Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.