P0002
Fuel Volume Regulator Control Circuit Range/Performance
2016-2021 Mazda CX-3 2.0L I4
Moderate SeverityPowertrainGeneric (SAE)
Description
The fuel volume regulator is not operating within expected parameters. The PCM monitors fuel pressure and compares it to the commanded value.
Symptoms
- Check Engine Light
- Engine surge
- Unstable idle
- Reduced power
Common Causes
- Fuel volume regulator sticking
- Low fuel pressure
- Contaminated fuel
- Wiring issue
Diagnostic Steps
- Monitor fuel pressure with scan tool
- Compare commanded vs actual pressure
- Inspect regulator for debris
- Check wiring harness
Repair Notes
Clean or replace fuel volume regulator.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0001Fuel Volume Regulator Control Circuit/Open
- P0003Fuel Volume Regulator Control Circuit Low
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
P0002 on Other Vehicles
Common Questions
What does code P0002 mean on a 2016-2021 Mazda CX-3?
P0002 stands for "Fuel Volume Regulator Control Circuit Range/Performance". The fuel volume regulator is not operating within expected parameters. The PCM monitors fuel pressure and compares it to the commanded value.
What are the symptoms of P0002 on a Mazda CX-3?
Common symptoms of P0002 include: Check Engine Light, Engine surge, Unstable idle, Reduced power.
What causes P0002 on a 2016-2021 Mazda CX-3?
Common causes of P0002 include: Fuel volume regulator sticking, Low fuel pressure, Contaminated fuel, Wiring issue.