POWERSTROKE-P2623 serious Power Stroke ›

Injector Control Pressure Regulator Circuit/Open

The POWERSTROKE-P2623 (Power Stroke) diesel fault code means: Injector Control Pressure Regulator Circuit/Open. This is a serious severity code.

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Keep driving?
No — stop driving
DIY difficulty
intermediate
Estimated cost
$200-$800
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Common Symptoms

  • Hard start
  • No start
  • CEL

Probable Causes (Ranked by Likelihood)

  • Failed FRP regulator Likely
  • Open harness Likely

Frequently Asked Questions

What is P2623 on a 6.7L Power Stroke (Scorpion)?

P2623 on a 6.7L Power Stroke (Scorpion) (2011-present) indicates: Injector Control Pressure Regulator Circuit/Open. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.

Can I drive with P2623 on my Power Stroke?

No. Stop driving and arrange for towing. Continued operation risks serious engine or emissions system damage.

How much does it cost to fix P2623?

Repair cost is typically $200-$800 depending on the underlying cause and whether you DIY or use a shop. Diagnostic time alone runs $100-$180 at most independent diesel shops.

Mechanics Guide Step-by-step diagnosis

Step-by-Step Diagnostic Procedure

  1. Ohm regulator coil.

  2. Check harness continuity.

Sources 1

This page is built from documented references. Verify against your own service info before repair work.

  • SAE J2012Diagnostic Trouble Code Definitions (defines P2623 as a generic OBD-II code)

P2623 on Other Platforms

The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown:

Gas / Automotive (OBD-II) Generic OBD-II definition for P2623

Commonly Affected Vehicles

  • 2011-present Ford F-250 Super Duty 6.7L Power Stroke
  • 2011-present Ford F-350 Super Duty 6.7L Power Stroke
  • 2011-present Ford F-450/F-550 Super Duty 6.7L Power Stroke
  • 2015-2019 Ford F-650/F-750 6.7L Power Stroke

Related Codes

P0087P0088

Explore More

More Power Stroke codes → Diesel home All diesel codes Heavy-duty Guides

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