Exhaust Gas Temp Sensor Circuit (Bank 1 Sensor 1)
The POWERSTROKE-P0544 (Power Stroke) diesel fault code means: Exhaust Gas Temp Sensor Circuit (Bank 1 Sensor 1). This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- intermediate
- Estimated cost
- $100-$400
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View pilot availability →What Are the Symptoms of POWERSTROKE-P0544?
- CEL
- Possible regen issues (late 6.0L)
What Causes POWERSTROKE-P0544? (Most Likely First)
- Failed EGT sensor Likely
- Harness fault Likely
Can I Still Drive with POWERSTROKE-P0544?
Short distances only. POWERSTROKE-P0544 is rated moderate severity. Keep trips short and get it diagnosed soon rather than waiting for symptoms to worsen.
Frequently Asked Questions
What is P0544 on a 6.0L Power Stroke?
P0544 on a 6.0L Power Stroke (2003-2007) indicates: Exhaust Gas Temp Sensor Circuit (Bank 1 Sensor 1). This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.
Can I drive with P0544 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 P0544?
Repair cost is typically $100-$400 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-P0544?
Check sensor resistance cold.
Replace as needed.
Sources 1
This page is built from documented references. Verify against your own service info before repair work.
- SAE J2012Diagnostic Trouble Code Definitions (defines P0544 as a generic OBD-II code)
P0544 on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown:
Which Vehicles Commonly Get POWERSTROKE-P0544?
- 2003-2007 Ford F-250 Super Duty 6.0L Power Stroke
- 2003-2007 Ford F-350 Super Duty 6.0L Power Stroke
- 2003-2007 Ford F-450/F-550 Super Duty 6.0L Power Stroke
- 2003-2010 Ford E-350/E-450 6.0L Power Stroke
- 2003-2005 Ford Excursion 6.0L Power Stroke
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