POWERSTROKE-P245A serious Power Stroke ›

EGR 'A' Cooler Bypass Position Low

The POWERSTROKE-P245A (Power Stroke) diesel fault code means: EGR 'A' Cooler Bypass Position Low. This is a serious severity code.

Unverified. We could not confirm this code's definition against freely available manufacturer documentation, so treat the meaning, severity and fix guidance on this page as unconfirmed. Check it against the manufacturer's service information for your exact model and serial range before acting on it. This page is kept out of search engines for that reason, and we are working through this family manual by manual.

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Keep driving?
Short distances only
DIY difficulty
advanced
Estimated cost
$300-$1,200
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What Are the Symptoms of POWERSTROKE-P245A?

  • CEL
  • Reduced EGR function
  • Mild power loss

What Causes POWERSTROKE-P245A? (Most Likely First)

  • Failed EGR bypass motor/actuator Very Likely
  • Soot-seized bypass valve Likely
  • Harness fault Possible

Can I Still Drive with POWERSTROKE-P245A?

Short distances only. POWERSTROKE-P245A is rated serious severity. Keep trips short and get it diagnosed soon rather than waiting for symptoms to worsen.

Frequently Asked Questions

What is P245A on a 6.4L Power Stroke?

P245A on a 6.4L Power Stroke (2008-2010) indicates: EGR 'A' Cooler Bypass Position Low. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.

Can I drive with P245A on my Power Stroke?

Only drive short distances to get to a repair facility. Continued operation may cause further damage.

How much does it cost to fix P245A?

Repair cost is typically $300-$1,200 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

How Do You Diagnose POWERSTROKE-P245A?

  1. Command EGR bypass with scan tool and watch position feedback.

  2. Remove and clean EGR cooler bypass; replace actuator if stuck.

Sources 1

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

  • SAE J2012Diagnostic Trouble Code Definitions (defines P245A as a generic OBD-II code)

P245A on Other Platforms

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

Duramax moderate EGR Cooler Bypass Control Circuit/Open

Which Vehicles Commonly Get POWERSTROKE-P245A?

  • 2008-2010 Ford F-250 Super Duty 6.4L Power Stroke
  • 2008-2010 Ford F-350 Super Duty 6.4L Power Stroke
  • 2008-2010 Ford F-450/F-550 Super Duty 6.4L Power Stroke

Explore More

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

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