OBD-II code · Powertrain (generic)
P00C8 Fuel Pressure Regulator A Solenoid Supply Voltage Control Circuit/Open
Open circuit on the supply voltage feed to the fuel pressure regulator A solenoid.
Is it safe to drive with P00C8?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySupply wiring open
- Less likelyPin pushed back out of connector body
- Less likelyCracked solder joint inside the module or sensor
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
- 0.3–2 h
- Emissions test
- Likely to fail
- Parts involved
- Regulator Supply, Fuse
Related codes
- P00C5Turbocharger/Supercharger B Turbine Overspeed
- P00C6Fuel Rail Pressure Too Low - Engine Cranking Bank 1
- P00C7Intake Air Pressure Measurement System - Multiple Sensor Correlation Bank 1
- P00C9Fuel Pressure Regulator A Solenoid Supply Voltage Control Circuit Low
- P00CAFuel Pressure Regulator A Solenoid Supply Voltage Control Circuit High
- P00CBFuel Volume Regulator Solenoid Supply Voltage Control Circuit/Open
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.