P1230 — Ford — Open Power to Fuel Pump Circuit

P1230 (Ford): Open Power to Fuel Pump Circuit — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Open Power to Fuel Pump Circuit. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain

Symptoms

  • Engine fails to start
  • Engine stalls while driving
  • Engine cranks but does not run
  • Check Engine Light is illuminated

Possible causes

  • Blown fuel pump fuse
  • Failed fuel pump relay
  • Corroded or loose electrical connectors
  • Open circuit in the fuel pump wiring harness
  • Faulty fuel pump motor

What to check

  • Inspect the fuel pump fuse for continuity
  • Test the fuel pump relay for proper switching
  • Measure voltage at the fuel pump connector
  • Check the wiring harness for signs of open circuits or damage
  • Verify proper ground connection for the fuel pump circuit