OBD-II code · Powertrain (generic, extended)
P2296 Fuel Pressure Regulator 2 Control Circuit High
Drive voltage to the second fuel pressure regulator solenoid is above the upper limit — short to supply or open ground side. The driver protection trips, regulator falls back to default.
Is it safe to drive with P2296?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyDrive line shorted to supply
- Less likelyECU driver stage failed
- Less likelyConnector pins corroded - high contact resistance
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
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2.5 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Fuel Pressure Regulator 2, Fuel Pressure Regulator Wiring
Related codes
- P2295Fuel Pressure Regulator 2 Control Circuit Low
- P2293Fuel Pressure Regulator 2 Performance
- P2294Fuel Pressure Regulator 2 Control Circuit
- P2297O2 Sensor Out of Range During Deceleration (Bank 1 Sensor 1)
- P2298O2 Sensor Out of Range During Deceleration (Bank 2 Sensor 1)
- P2299Brake Pedal Position / Accelerator Pedal Position Correlation
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.