P274D
Transmission Fluid Temperature Sensor C Circuit High
P274D is an OBD-II diagnostic trouble code meaning: Transmission Fluid Temperature Sensor C Circuit High. Common causes: transmission fluid temperature sensor fault c, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect gear shifting
- Activating transmission emergency mode
- Check Engine Light Illuminates
- Reduced transmission efficiency
- Unusual transmission behavior
Causes
- Transmission fluid temperature sensor fault C
- Open or short circuit in the sensor circuit
- Poor connection or corrosion in connectors
- Wiring Harness Problems
- Transmission control module (TCM) malfunction
How to Fix
- Check the condition of the transmission fluid temperature sensor C
- Check the integrity of the sensor circuit and connection
- Check connectors for corrosion or damage
- Check the sensor resistance and compare with standardized values
- If necessary, replace the sensor or repair the wiring
Related codes
Error P274D by Vehicle Brand
FAQ
What does the P274D code mean?
P274D is an OBD-II diagnostic trouble code that indicates: Transmission Fluid Temperature Sensor C Circuit High
What causes a P274D error code?
The most common causes of P274D include: Transmission fluid temperature sensor fault C; Open or short circuit in the sensor circuit; Poor connection or corrosion in connectors; Wiring Harness Problems.
How do I fix a P274D diagnostic trouble code?
To fix P274D: Check the condition of the transmission fluid temperature sensor C. Check the integrity of the sensor circuit and connection. Check connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P274D?
Limited driving only, diagnose soon
How much does it cost to fix P274D?
The estimated repair cost for P274D is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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