LG Dishwasher Error Code F35 — Heat Dry Temperature Sensor Error
What this means
The F35 error code indicates the heat dry temperature sensor cannot properly measure the temperature of the Heat Dry components. This sensor ensures the drying heater operates within safe temperature limits. A faulty thermistor, loose wiring, or damaged sensor can trigger this code. This code only appears on models with Dynamic Heat Dry.
Step-by-step fix
2 stepsPower-cycle the dishwasher
Turn off and unplug the dishwasher for 1 minute, then restore power.
Disable Heat Dry as a workaround
Turn off the Heat Dry option and run wash cycles normally until the sensor can be repaired.
When to call a professional
The temperature sensor requires professional diagnosis and replacement.
Related error codes
Information compiled from manufacturer service manuals, official troubleshooting documentation, and appliance repair industry resources. This guide is for informational purposes only — always consult a qualified technician for complex repairs.
Learn more about our sourcesParts you may need
Heat Dry Temperature Sensor (Thermistor)
Part #6322FR2046G · $10–$25
If the sensor is faulty
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