Samsung Error Codes & Diagnostics
Complete B2B dictionary of fault codes, troubleshooting steps, and repair manuals for Samsung home appliances, including Washing Machines, Dishwashers, Ovens, Dryers, and Refrigerators.
66 Verified Codes in Database
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| Code | Fault / Diagnostics | Appliances | Action |
|---|---|---|---|
| C-20 | Oven temperature sensor error. Info: The oven's temperature sensor (thermistor) is open or shorted, preventing accurate temperature readings. | Oven | |
| dC | Door is not locked. Info: The door is not closed properly, or the door lock mechanism has failed. Laundry may be caught in the door. | Washing Machine | |
| dF | Door circuit fault. Test door switch continuity. PRO TIP: 'Flow Sense' or restricted airflow errors mean you must clean the vent — this is the #1 fire hazard. | Dryer | |
| dL | Door not locked properly. Check door latch, lock assembly, and hinges. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. 5 Elite Techs Verified | Washing Machine | |
| dr | Door Alarm Info: Indicates that one of the refrigerator doors has been left open for an extended period. | Refrigerator | |
| dS | Door not locked properly. Check door latch, lock assembly, and hinges. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. | Washing Machine | |
| E3 | The error code is likely a misreading of '3E', which indicates the drum will not spin correctly or at all. Info: The root cause is a motor-related issue, such as an overloaded drum, a faulty motor, a failed hall sensor, loose wiring, or a defective main control board (PBA). | ||
| E-83 | Cooktop overheat protection. Info: The internal components of the induction hob have overheated. 4 Elite Techs Verified | Hob | |
| FE | Power supply frequency error. Check house power supply or replace main control board. PRO TIP: 'Flow Sense' or restricted airflow errors mean you must clean the vent — this is the #1 fire hazard. | Dryer | |
| F-1 | Control Board Failure. Info: Internal communication error or failure on the main electronic control board (PBA). | Oven | |
| F-3 | Overheating error. Info: This is a critical safety error, possibly caused by a stuck relay on the control board or a faulty sensor. | Oven | |
| H | Hot surface indicator. Info: The glass surface of a cooking zone is still hot to the touch after being turned off. | Hob | |
| HC | Heating error. Info: Fault with the main water heater element or related temperature sensors. | Dryer | |
| HOT | High internal temperature. Info: The inside of the drum is too hot to safely run the selected cycle or for the door to be unlocked. | Washing Machine | |
| L | Control Lock engaged. Info: The child lock feature has been activated, disabling all controls. | Hob | |
| LC | Leak detected. Info: The leak sensor at the bottom of the dishwasher has detected moisture. | Washing Machine | |
| LE | Leak detected. Check door boot seal, hoses, and water level pressure switch. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. | Washing Machine | |
| LC1 | Leak detected. Info: A leak has been detected in the base of the machine. Loose hose connection or internal leak. | Washing Machine | |
| nF | No water fill. 90% of the time it's the inlet screens clogged with hard-water minerals. Clean the mesh filters in the water inlet valve. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. | Washing Machine | |
| O FF | Demo mode is active. Turn off at control panel. PRO TIP: If your fridge is showing any 'E' code and it's under 5 years old, always try a hard reset (unplug 10 minutes) before calling. 60% of the time it clears temporary glitches. | Refrigerator | |
| OC | Overflow error. Too much water has entered the drum. Info: Faulty water inlet valve (stuck open) or a problem with the water level pressure sensor. | Washing Machine | |
| OE | Overflow detected. Check water inlet valve for sticking open or pressure switch tube. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. | Washing Machine | |
| OF | Overflow detected. Check water inlet valve for sticking open or pressure switch tube. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. | Washing Machine | |
| OF OF | Demo mode is active. Info: The refrigerator is in a retail demonstration mode where the lights work but the cooling system is disabled. | Refrigerator | |
| PC ER | Door wiring issue. Info: The wire harness connecting the main control board to the door display panel is loose or damaged. | Refrigerator | |
| PE | Half load function error. Info: An issue with the divider or distributor motor that directs water for the half-load wash function. | Dishwasher | |
| SE | Drain issue. Info: A button on the control panel is stuck, or moisture has affected the touch panel. | Washing Machine | |
| SUD | Excessive suds detected. Info: Too much detergent has been used, or the wrong type of detergent (non-HE) was used. | Washing Machine | |
| tC | Temperature sensor error. Info: The thermistor (temperature sensor) is faulty or has a bad connection. | Washing Machine | |
| tE | Temperature sensor error. Check the wash thermistor and heating element. PRO TIP: We see more clogged pump filters than any other single issue. Takes 5 minutes to clean and saves a $149 service call. | Washing Machine |
