Samsung · Washing Machines
The washing machine's control system has detected that the heater relay is not functioning correctly or not sending the expected signal, which affects heating functions.
Click steps to track your progress.
Turn off the washing machine and unplug it from the power supply for a few minutes.
Plug the washer back in and try running a cycle that uses the heater (e.g., a hot water wash).
Check if there was any recent power surge or interruption that might have affected the electronics.