Back to 2003 Mazda B2300

2003 MAZDA B2300

2.3L I4FWDAUTOMATICgas
Repairs0Labor471Torque2462Fluid6DTC713Battery0Maintenance0Recalls0
P0003moderate severityPowertrain

Fuel Volume Regulator Control Circuit Low

on 2003 Mazda B2300 2.3L I4 · FWD

What this code means

The PCM detected a lower than expected signal from the fuel volume regulator control circuit.

Symptoms

  • Check Engine Light
  • Low fuel pressure
  • Engine stalling
  • Rough idle

Common causes

  • Short in regulator circuit
  • Faulty regulator
  • Low battery voltage
  • Corroded connector

Diagnostic steps

  1. Check circuit voltage
  2. Inspect wiring for shorts
  3. Test regulator
  4. Verify battery voltage

Repair notes

Repair short circuit or replace regulator.

Other Powertrain codes on this vehicle

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