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P0627 — Fuel Pump Control Circuit Open

High Severity  ·  Electrical

OBD-II code P0627 means your vehicle's ECU detected: Fuel Pump Control Circuit Open. Below: causes, step-by-step fixes, and repair cost — free, no signup needed.

High severity — do not ignore. Get a diagnosis promptly to avoid further engine damage.
Typical Repair Cost
$100–$500
Parts + labor, national average
Severity
High
Address as soon as possible
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Common Causes of P0627

  • Fuel pump relay failure
  • Wiring open circuit
  • Failed PCM driver
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How to Fix Code P0627

1
Check fuel pump relay
2
Test fuel pump circuit
3
Replace relay or pump

FAQ — Code P0627

What does OBD-II code P0627 mean?
P0627 means your vehicle's onboard computer detected: Fuel Pump Control Circuit Open. This is a high-severity code in the Electrical category.
How much does it cost to fix code P0627?
Typical repair cost for P0627 is $100–$500 including parts and labor. Costs vary by vehicle make, model, and location. A free scan at AutoZone or O'Reilly is a good first step.
Can I drive my car with code P0627?
Code P0627 is high severity. Avoid long drives until diagnosed — continued driving can cause additional engine damage.
What are the most common causes of P0627?
The most common causes are: Fuel pump relay failure, Wiring open circuit, Failed PCM driver. Always start with the cheapest diagnosis step before replacing parts.
Will code P0627 clear itself?
Code P0627 will clear itself after the underlying issue is fixed and the ECU completes several successful drive cycles. Clearing it without fixing the root cause only masks the problem temporarily.

Is P0627 showing on your car?

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OBD-II code data is based on SAE J2012 standards and general repair industry data. Repair costs are national averages and vary by vehicle, location, and shop. Always consult a qualified mechanic for a diagnosis specific to your vehicle.