Fuel Volume Regulator Control Circuit High
2003-2003 Aston Martin DB7 3.2L I6 Supercharged
The 2003 Aston Martin DB7 is equipped with a 3.2L inline-6 engine. Below you'll find detailed p0004 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
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
2016-2016 4.0L V8 Twin Turbo
Aston Martin DB11
2016-2016 5.2L V12 Twin Turbo
Aston Martin DB11
2017-2017 4.0L V8 Twin Turbo
Aston Martin DB11
2017-2017 5.2L V12 Twin Turbo
Aston Martin DB11
2018-2018 4.0L V8 Twin Turbo
Aston Martin DB11
2018-2018 5.2L V12 Twin Turbo
Aston Martin DB11
2019-2019 4.0L V8 Twin Turbo
Aston Martin DB11
2019-2019 5.2L V12 Twin Turbo
Common Questions
What does code P0004 mean on a 2003-2003 Aston Martin DB7?
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 DB7?
Common symptoms of P0004 include: Check Engine Light, High fuel pressure, Rich running, Black exhaust smoke.
What causes P0004 on a 2003-2003 Aston Martin DB7?
Common causes of P0004 include: Open in regulator ground circuit, Faulty regulator, PCM driver failure, Wiring issue.
Last updated: March 2026