Transmission Fluid Over Temperature
The POWERSTROKE-P0218 (Power Stroke) diesel fault code means: Transmission Fluid Over Temperature. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- intermediate
- Estimated cost
- $200-$3,500
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Common Symptoms
- Temp warning
- Slipping shifts
- Burnt ATF smell
Probable Causes (Ranked by Likelihood)
- Heavy towing without aux cooler Very Likely
- Plugged transmission cooler lines Likely
- Failed torque converter Possible
Step-by-Step Diagnostic Procedure
Check ATF level and condition -- dark/burnt means internal damage.
Back-flush or replace transmission cooler.
Add auxiliary cooler on towing trucks.
Frequently Asked Questions
What is P0218 on a 7.3L Power Stroke?
P0218 on a 7.3L Power Stroke (1994-2003) indicates: Transmission Fluid Over Temperature. This is a known diagnostic trouble code on this engine family and typically points to the causes listed above.
Can I drive with P0218 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 P0218?
Repair cost is typically $200-$3,500 depending on the underlying cause and whether you DIY or use a shop. Diagnostic time alone runs $100-$180 at most independent diesel shops.
P0218 on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown: