Error Code 3E
The washer's motor isn't working
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: Hot&Eco Warm LED Flash
What This Means
Motor spin net not engaged; Motor internal coil damaged (short-circuited or cut); TMR sensor terminal not connected; Foreign material entered motor; Motor overloaded (too much laundry); Motor TMR sensor terminal not connected; PBA fault or weak driving signal; Unstable relay operation; Erroneous TMR sensor signals; IPM terminal of main PBA not connected; DD motor cover out of place; PCB housing terminal not connected; DD motor fault
What actually causes this:
The motor is overloaded, jammed, or a wire came loose
First Thing to Check
Remove some laundry — the drum may be overloaded. Then restart.
Parts Involved
How to Fix
- 1
1. Check motor connector terminal connections
- 2
2. Read motor winding resistance at any two of three terminals: should be 12Ω at 25°C
- 3
3. Check TMR sensor connections
- 4
4. Check for foreign material in motor
- 5
5. If PBA is defective, replace PBA
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
This Error Applies To
Samsung WA45M3100A Series Washers (2024) (2024–present)
Related Error Codes
A button appears stuck on the control panel
The washer lid isn't opening or closing properly
The door lock mechanism has failed
The washer detected excessive heat near the door
The washer can't tell how much water is in the tub
The washer isn't filling with water
The incoming water is too hot
The washer can't drain the water out