SCR Temperature Too Low
Can I Drive?
Yes, But Fix Soon
DIY Difficulty
intermediate
Estimated Cost
$0-$500
What does POWERSTROKE-P20F7 mean?
The POWERSTROKE-P20F7 (Power Stroke) diesel fault code means: SCR Temperature Too Low. This is a serious severity code.
Common Symptoms
- CEL
Probable Causes (Ranked by Likelihood)
- Short-trip driving Likely
- Failed SCR temp sensor Likely
Step-by-Step Diagnostic Procedure
Highway drive.
Replace sensor if needed.
Frequently Asked Questions
What is P20F7 on a 6.7L Power Stroke (Scorpion)?
P20F7 on a 6.7L Power Stroke (Scorpion) (2011-present) indicates: SCR Temperature Too Low. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.
Can I drive with P20F7 on my Power Stroke?
Yes, you can generally drive with this code, but diagnose it soon to prevent further damage.
How much does it cost to fix P20F7?
Repair cost is typically $0-$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.