Samsung dryer error codes

Samsung

These error code explanations can help when troubleshooting a problem with your Samsung gas or electric dryer. For repair how-to help, visit the PartsDirect repair help section, which includes repair help for dryers, other major appliances, lawn and garden equipment, garage door openers, vacuum cleaners and more. Search for your model number to find a complete list of replacement parts for your dryer.

Error Code
Condition
DIY advice
tS

Thermistor (temperature sensor) is defective (electrically shorted)

Check/Repair

Unplug the dryer and use a volt/ohm meter to test the resistance of the thermistor. If the resistance is more than 40,000 ohms, replace the thermistor. If the resistance is 10,000 ohms, replace the wire harness, if damaged. If the wire harness is okay, replace the electronic control board.

Possible parts
Thermistor, Wire harness, Electronic control board
tO

Thermistor is defective (electrically open)

Check/Repair

Unplug the dryer and use a volt/ohm meter to check the resistance of the thermistor. The thermistor should measure around 10K ohms (10,000 ohms) of resistance at room temperature (77 degrees). If the resistance of the thermistor is higher than 40K ohms, replace it. If the resistance of the thermistor is normal, check the wire harness and replace the wire harness if damaged. If the wire harness is okay, replace the electronic control board.

Possible parts
Thermistor, Wire harness, Electronic control board
do

Door is open

Check/Repair

Unplug the dryer and check for loose or damaged wiring connections in the door switch circuit. Reconnect the wire harness if loose or disconnected. Replace the wire harness if damaged. Replace the door switch if damaged or defective.

Possible parts
Door switch, Wire harness
FE

Power supply frequency is out of range

Check/Repair

Have an electrician or your electrical power supplier check the frequency of your electrical power supply. If the dryer is getting the 60 Hz power it requires, replace the electronic control board.

How-to help
Possible parts
Electronic control board
dF

Door switch failure

Check/Repair

If you're attempting to start the dryer with the door open, close the door. If the door is closed when the code appears, unplug the dryer and check the wire harness connections between the door switch and the electronic control board. Reconnect any loose wires or replace the wire harness if damaged. If the wire harness is okay, replace the door switch.

Possible parts
Door switch, Wire harness
HE or hE

Heating error (gas dryer)

Check/Repair

Make sure the gas supply cut-off valve for the dryer is fully open. Unplug the dryer and reconnect any loose wiring connections on the gas valve coils. Replace the wire harness if damaged. Have a service technician check the heating system.

Possible parts
Wire harness, Gas dryer heating components
HE or hE

Heating error (electric dryer)

Check/Repair

See if a house circuit breaker for the dryer is tripped; the dryer won't heat if a leg of the 240-volt power supply is off. Unplug the dryer and check the wiring connections on the heating element. Reconnect any loose wires and replace the wire harness if damaged. Check the heating element for damage and replace the heating element if defective.

Possible parts
Wire harness, Electric dryer heating element components
bE

Stuck button on the control panel

Check/Repair

Press all the buttons on the control panel to free the stuck button. If the stuck button cannot be freed, replace the user interface control.

Possible parts
User interface control
Od

Excessive dry time

Check/Repair

Unplug the dryer and inspect the moisture sensor bar wiring connections. Reconnect any loose wires. Replace the wire harness if damaged. Replace the moisture sensor bar if damaged.

Possible parts
Moisture sensor bar, Wire harness
Et

Control board failure

Check/Repair

Unplug the dryer for 5 minutes to reset the control board. If the code returns after you restore power to the dryer, replace the electronic control board.

How-to help
Possible parts
Electronic control board

Symptoms common to all dryers

Choose a symptom to see related dryer repairs.

Main causes: clogged exhaust system, heating system failure, deposits on moisture sensor, control system failure
Main causes: bad drum support roller, damaged idler pulley, broken blower fan blade, worn drum glide bearing, bad drive motor
Main causes: lack of electrical power, bad power cord, wiring failure, bad control board, blown thermal fuse, bad door switch
Main causes: damaged door strike, worn door catch
Main causes: bad gas valve coils, broken heating element, tripped safety thermostat or fuse, bad operating thermostat, control failure
Main causes: door switch failure, lack of power, broken belt, blown thermal fuse, bad drive motor, control system failure
Main causes: bad timer or electronic control board, door switch failure
Main causes: clogged exhaust vent, bad motor relay, loose dryer door catch, bad door switch, control system failure, faulty drive motor

Repair guides common to all dryers

These step-by-step repair guides will help you safely fix what’s broken on your dryer.

August 1, 2014
By Lyle Weischwill
How to replace a flame sensor in a gas dryer

If your gas dryer won't heat, a broken flame sensor is one possible cause. This guide and video explain how to replace a dryer flame sensor.

Repair difficulty
Time required
 30 minutes or less
How to replace a heating element in an electric dryer

The heating element in an electric dryer generates the dryer's heat—it's one of the first things to check if the air in the dryer doesn't get warm. If it's damaged, this repair guide will show you how to replace the heating element.

Repair difficulty
Time required
 30 minutes or less
August 1, 2014
By Lyle Weischwill
How to replace a dryer electronic control board

The electronic control board is the brains of your dryer. You can replace it yourself, following these step-by-step instructions.

Repair difficulty
Time required
 45 minutes or less

Articles and videos common to all dryers

Use the advice and tips in these articles and videos to get the most out of your dryer.

November 4, 2016

Gas dryer won't heat troubleshooting video

By Sears PartsDirect staff

Numerous components could be to blame for no heat in the dryer. Diagnose and fix the problem.

April 26, 2016

Gas dryer won't start troubleshooting video

By Sears PartsDirect staff

Check these three things if your gas dryer won't start or run.

March 27, 2015

Easy DIY dryer repairs

By Sears PartsDirect staff

Check out some common causes if your dryer won’t heat or start, and learn how you can repair the problem yourself.