Samsung Samsung RF28R7351SR 28 cu. ft. 4-Door French Door Refrigerator 4E Error Fix: Freezer Defrost Sensor Error

Error code 4E on the Samsung Samsung RF28R7351SR 28 cu. ft. 4-Door French Door Refrigerator means: Freezer Defrost Sensor Error. The freezer defrost temperature sensor has failed or is reading out of range. This sensor monitors the evaporator coil temperature during defrost cycles to determine when defrost is complete. A failed sensor can cause the defrost heater to run too long (melting ice onto food) or not long enough (ice buildup on coils). The sensor is located on or near the evaporator coils behind the rear panel in the freezer.

The most successful fix is "Test and Replace Freezer Defrost Temperature Sensor" (hard difficulty, ~60 minutes). Estimated DIY cost: $20-$30. HomeMD has 2 community-ranked fixes for this error.

This error is rated warning severity. It is generally not urgent and can often be resolved with a simple DIY fix.

Yes — the top-ranked community fix ("Test and Replace Freezer Defrost Temperature Sensor") is rated hard difficulty and takes about 60 minutes. Tools needed: Phillips screwdriver, Multimeter.

DIY cost: $20-$30. Professional repair typically costs $150-$220. Many homeowners save money by trying the top-ranked community fix first.

The Samsung Samsung RF28R7351SR 28 cu. ft. 4-Door French Door Refrigerator has 8 other known error codes, including: 14E (Ice Maker Fan Error), 1E (Ice Maker Sensor Error), 21E (Freezer Fan Error), 22E (Fridge Fan Error), 23E (Condenser Fan Error), and 3 more.

Error code 4E also appears on 6 other Samsung models: Samsung DW80B7070US Smart 42 dBA Dishwasher, Samsung DW80R5060US StormWash 24 in. Dishwasher, Samsung RF23R6201SR 23 cu. ft. French Door Refrigerator with Twin Cooling Plus, Samsung RS22T5201SR 22 cu. ft. Side-by-Side Refrigerator, Samsung WA50R5400AW 5.0 cu. ft. Top Load Washer, Samsung WF45R6100AW 4.5 cu. ft. Front Load Washer. The fix may vary by model, so check each model's specific page for tailored repair steps.