DPF Regeneration Incomplete
The POWERSTROKE-P246C (Power Stroke) diesel fault code means: DPF Regeneration Incomplete. This is a serious severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- advanced
- Estimated cost
- $200-$2,000
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Common Symptoms
- Frequent regens
- CEL
Probable Causes (Ranked by Likelihood)
- Low fuel quality preventing regen Likely
- Failed fuel injector dosing for regen Likely
Step-by-Step Diagnostic Procedure
Check fuel supply.
Test regen cycle.
Frequently Asked Questions
What is P246C on a 6.4L Power Stroke?
P246C on a 6.4L Power Stroke (2008-2010) indicates: DPF Regeneration Incomplete. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.
Can I drive with P246C 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 P246C?
Repair cost is typically $200-$2,000 depending on the underlying cause and whether you DIY or use a shop. Diagnostic time alone runs $100-$180 at most independent diesel shops.
P246C on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown: