P274A
Transmission Fluid Temperature Sensor C Circuit
P274A is an OBD-II diagnostic trouble code meaning: Transmission Fluid Temperature Sensor C Circuit. Common causes: transmission fluid temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect gear shifting
- Check Engine Light Illuminates
- Reduced transmission efficiency
- Transmission fluid overheating
- Unstable idling
Causes
- Transmission fluid temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Low or contaminated transmission fluid
- Problems with the transmission control unit
How to Fix
- Check the level and condition of the transmission fluid
- Check the integrity of the sensor circuit and connectors
- Test the transmission fluid temperature sensor
- Replace sensor if necessary
- Reset the error code and check the system operation
Related codes
Error P274A by Vehicle Brand
FAQ
What does the P274A code mean?
P274A is an OBD-II diagnostic trouble code that indicates: Transmission Fluid Temperature Sensor C Circuit
What causes a P274A error code?
The most common causes of P274A include: Transmission fluid temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Low or contaminated transmission fluid.
How do I fix a P274A diagnostic trouble code?
To fix P274A: Check the level and condition of the transmission fluid. Check the integrity of the sensor circuit and connectors. Test the transmission fluid temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P274A?
Yes, but get it checked soon
How much does it cost to fix P274A?
The estimated repair cost for P274A is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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