OBD-II code · Powertrain (generic, extended)
P2C01 Fuel Pressure Regulator D Performance
Fuel pressure regulator D does not maintain rail pressure within the calibrated tolerance. Aged regulator or contamination affecting flow.
Is it safe to drive with P2C01?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyRegulator aged
- PossibleContamination affecting regulator seat
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
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Likely to fail
- Parts involved
- Fuel Pressure Regulator D, Wiring Harness, Fuel Rail
Related codes
- P2C00Fuel Pressure Regulator C Performance
- P2BFEExhaust Flow Control Valve B Position Circuit Low
- P2BFFExhaust Flow Control Valve B Position Circuit High
- P2C02Fuel Pressure Regulator D Control Circuit/Open
- P2C03Fuel Pressure Regulator D Control Circuit Low
- P2C04Fuel Pressure Regulator D Control Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.