Powertrain
Definition only
Lights the check engine lamp
P274F: Transmission Fluid Temperature Sensor C Over Temperature Condition
Standardized SAE J2012 code · P27xx — Transmission
What does P274F mean?
The third transmission fluid temperature sensor reports an over-temperature condition.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Common causes
- High Restricted transmission fluid cooler
- Medium Sustained heavy load such as trailer towing
- Medium Low transmission fluid level
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P274F on the same make and model first.
P274F in the community
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