Engine Oil Temperature Sensor High
The POWERSTROKE-P0198 (Power Stroke) diesel fault code means: Engine Oil Temperature Sensor High. This is a moderate severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- beginner
- Estimated cost
- $80-$250
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Common Symptoms
- CEL
Probable Causes (Ranked by Likelihood)
- Failed EOT sensor Likely
Step-by-Step Diagnostic Procedure
Replace EOT.
Frequently Asked Questions
What is P0198 on a 6.0L Power Stroke?
P0198 on a 6.0L Power Stroke (2003-2007) indicates: Engine Oil Temperature Sensor High. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.
Can I drive with P0198 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 P0198?
Repair cost is typically $80-$250 depending on the underlying cause and whether you DIY or use a shop. Diagnostic time alone runs $100-$180 at most independent diesel shops.
P0198 on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown: