Kevin B Northville , MI September 28, 2015 Appliance: Samsung Dryer DV209AGW/XAA-0000 Samsung Dryer Dv209agw/Xaa-0000 / : T0 error code. How to replace Dryer Thermistor Temperature Sensor. Replaced thermistor and thermostat. Total cost was $14 and 30 minutes. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes