POWERSTROKE-P2459 moderate Power Stroke ›

Diesel Particulate Filter Regeneration Frequency

The POWERSTROKE-P2459 (Power Stroke) diesel fault code means: Diesel Particulate Filter Regeneration Frequency. This is a moderate 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
intermediate
Estimated cost
$200-$2,500
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What Are the Symptoms of POWERSTROKE-P2459?

  • Frequent regen cycles
  • Drop in MPG
  • CEL

What Causes POWERSTROKE-P2459? (Most Likely First)

  • Excessive soot from failing injector / EGR Likely
  • Failed DPF differential pressure sensor Likely
  • Short-trip driving pattern Likely

Can I Still Drive with POWERSTROKE-P2459?

Short distances only. POWERSTROKE-P2459 is rated moderate severity. Keep trips short and get it diagnosed soon rather than waiting for symptoms to worsen.

Frequently Asked Questions

What is P2459 on a 6.7L Power Stroke (Scorpion)?

P2459 on a 6.7L Power Stroke (Scorpion) (2011-present) indicates: Diesel Particulate Filter Regeneration Frequency. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.

Can I drive with P2459 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 P2459?

Repair cost is typically $200-$2,500 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-P2459?

  1. Scan for injector contribution issues.

  2. Test DPF delta-P sensor.

  3. Run highway cycle; monitor if regens normalize.

Sources 1

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

  • SAE J2012Diagnostic Trouble Code Definitions (defines P2459 as a generic OBD-II code)

P2459 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 P2459 Duramax serious Diesel Particulate Filter Regeneration Frequency Hino moderate Frequent Regeneration Isuzu moderate DPF Regen Frequency — definition not reliably documented Kubota serious DPF Regeneration Frequency Yanmar serious DPF Regeneration Frequency Too Often

Which Vehicles Commonly Get POWERSTROKE-P2459?

  • 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

Explore More

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

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