P0004
Fuel Volume Regulator Control Circuit High
2004-2016 Aston Martin DB9 6.0L V12
Moderate SeverityPowertrainGeneric (SAE)
Description
The PCM detected a higher than expected signal from the fuel volume regulator control circuit.
Symptoms
- Check Engine Light
- High fuel pressure
- Rich running
- Black exhaust smoke
Common Causes
- Open in regulator ground circuit
- Faulty regulator
- PCM driver failure
- Wiring issue
Diagnostic Steps
- Check circuit voltage
- Test regulator resistance
- Inspect ground connection
- Check PCM output
Repair Notes
Repair open circuit or replace regulator.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
- P0016Crankshaft Position/Camshaft Position Correlation Bank 1 Sensor A
P0004 on Other Vehicles
Aston Martin DB11
2016-2024 4.0L V8 Twin Turbo
Aston Martin DB11
2016-2024 5.2L V12 Twin Turbo
Aston Martin DB7
1994-2003 3.2L I6 Supercharged
Aston Martin DBS Superleggera
2019-2024 5.2L V12 Twin Turbo
Aston Martin DBX
2020-2024 4.0L V8 Twin Turbo
Aston Martin Vantage
2005-2024 4.7L V8
Aston Martin Vantage
2018-2024 4.0L V8 Twin Turbo
Common Questions
What does code P0004 mean on a 2004-2016 Aston Martin DB9?
P0004 stands for "Fuel Volume Regulator Control Circuit High". The PCM detected a higher than expected signal from the fuel volume regulator control circuit.
What are the symptoms of P0004 on a Aston Martin DB9?
Common symptoms of P0004 include: Check Engine Light, High fuel pressure, Rich running, Black exhaust smoke.
What causes P0004 on a 2004-2016 Aston Martin DB9?
Common causes of P0004 include: Open in regulator ground circuit, Faulty regulator, PCM driver failure, Wiring issue.