Error Code 43E
Freezer compressor could not detect the motor rotor position at startup
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 43E
What This Means
Compressor wire connection incorrect or loose; Inverter PCB solder defect; Compressor or refrigeration cycle issue
What actually causes this:
Wrong wire connection on the compressor phase leads, or the inverter PCB has a soldering defect.
First Thing to Check
Verify the three compressor phase wires are connected in the correct order at the inverter PCB connector.
Parts Involved
How to Fix
- 1
Check compressor wire connections at CN04 and inverter PCB
- 2
Inspect inverter PCB soldering for shorts
- 3
Check compressor and refrigeration cycle for mechanical issues
This Error Applies To
Samsung RF32FM Series Refrigerators (2013) (2013–present)
Related Error Codes
Wall voltage too low for freezer compressor to run
Fridge compartment defrost sensor has failed or come loose
Freezer defrost sensor is failed or disconnected
Cool Select Room defrost sensor is failed or loose
Freezer temperature sensor is open, shorted, or disconnected
Outside air temperature sensor has failed or lost connection
Fridge section ice maker sensor is open, shorted, or out of range
Fridge fan motor stopped or lost feedback signal