Whirlpool Washer - F48 Error Code
Water temperature out of expected range.
Meaning
Water temperature out of expected range.
The F48 error indicates that the washer has detected a water temperature that is outside the expected range for the selected cycle. Whirlpool Cabrio and HE washers monitor water temperature using an NTC thermistor. If the temperature is too high, too low, or changes too rapidly, the washer triggers F48 to prevent fabric damage and incorrect cycle performance. This error is common when the temperature sensor is failing or when hot and cold water supplies are reversed.
Symptoms
Causes
Step-by-Step Fixes
- Verify that hot and cold hoses are connected correctly.
- Test the temperature sensor with a multimeter.
- Inspect wiring harness connections.
- Replace the sensor if readings are out of range.
Safety Notes
- Turn off water supply before disconnecting hoses.
Applicable Models
Show Models
- WTW6200VW
- WTW6300WW
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Model-Specific Notes
On Cabrio models, F48 frequently appears when the hot and cold water lines are reversed, causing unexpected temperature spikes.
Disclaimer
The information provided on this page is for educational and informational purposes only. Repairs involve electrical, mechanical, and water-related risks. Always follow manufacturer instructions and consider contacting a qualified technician for diagnosis or repair.