Powertrain
generic / SAE
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.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number2 / 96
Possible causes
- Drive line shorted to supply high
- ECU driver stage failed low
- Connector pins corroded - high contact resistance low
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
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–600 €
- Estimated time: 0.5–2.5 h
- Component: fuel pressure regulator 2
- Component: fuel pressure regulator wiring
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012