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2002 FORD EXPLORER
4.0L V6 SOHC•4WD•AUTOMATIC•gas
10 active safety recalls on this vehicle — view recalls
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Repairs0Labor1011Torque10570Fluid18DTC1870Battery2Maintenance0Recalls10
P0629moderate severityPowertrain

Fuel Pump A Control Circuit High

on 2002 Ford Explorer 4.0L V6 SOHC · 4WD

What this code means

High voltage in fuel pump control circuit.

Symptoms

  • Fuel pump always running

Common causes

  • Short to power
  • Relay stuck closed

Diagnostic steps

  1. Test voltage
  2. Check relay
  3. Look for shorts to power

Repair notes

Replace relay. Repair wiring.

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Other Powertrain codes on this vehicle

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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