What Does the UC Error Mean?
The Samsung washer UC error code indicates a voltage or power supply problem. This means the washer has detected unstable electrical voltage during operation.
In many cases, the washer may stop running or display the UC code when the incoming power supply is too high, too low, or fluctuating unexpectedly.
On some Samsung washer models, similar voltage-related errors may also appear as 9C1, 9C2, PF, or Pc.
Common Causes of the Samsung UC Error
Several issues can trigger the UC error code, including:
- Unstable household voltage
- Power surges or electrical fluctuations
- Loose power cord connections
- Faulty wall outlet
- Damaged power cord
- Overloaded electrical circuit
- Control board power issues
How To Fix Samsung Washer UC Error
Follow these troubleshooting steps to help diagnose and fix the UC error code.
1. Disconnect Power
Turn off the washer and unplug it from the electrical outlet.
2. Check the Power Connection
Inspect the power cord and outlet for:
- loose connections
- visible damage
- overheating signs
- burn marks
Make sure the washer is plugged directly into a properly grounded outlet.
3. Avoid Extension Cords
Samsung washers should not be connected through:
- extension cords
- power strips
- surge protectors
These devices can sometimes cause voltage instability.
4. Check Household Power Supply
If lights flicker or other appliances experience power problems, the issue may involve the home’s electrical system.
5. Reset the Washer
Allow the washer to remain unplugged for approximately 5 minutes before reconnecting power.
6. Run a Test Cycle
Reconnect power and start a short wash cycle to determine whether the error returns.
Persistent UC errors may require professional electrical inspection or washer repair.
How To Reset Samsung Washer After UC Error
You can often reset the washer using these steps:
- Turn off the washer.
- Unplug the washer from power.
- Wait approximately 5 minutes.
- Plug the washer back in.
- Restart the wash cycle.
Some Samsung washer models may use slightly different reset procedures.
Frequently Asked Questions
What does UC mean on a Samsung washer?
The UC error code usually indicates a voltage or electrical power supply problem.
Can low voltage cause the UC error?
Yes. Low household voltage is one of the most common causes of the UC error code.
Can a bad outlet trigger the UC error?
Yes. Faulty or unstable electrical outlets can sometimes trigger voltage-related washer errors.
Will unplugging the washer clear the UC error?
Sometimes. However, if the power supply issue remains, the error will likely return.
Is the UC error dangerous?
Electrical problems should always be taken seriously. If power issues continue, professional inspection may be recommended.
Related Samsung Washer Error Codes
4C – Water Supply Error
5C – Drain Error
DC – Door Lock Error
UB – Unbalanced Load Error
LE – Water Leak Error
OE – Overflow Error
Sud – Excess Suds Error
HE – Heating Error
UC – Voltage Error
About Samsung Washer Error Codes
Samsung washers use built-in diagnostic systems to display error codes when a problem is detected. These codes can help identify water supply problems, drainage issues, door lock failures, unbalanced loads, excessive suds, and other common washer malfunctions.
The guides above provide troubleshooting information and possible repair steps for common Samsung washer error codes.
Safety Notice
Always disconnect power before inspecting or repairing any appliance. Some repairs may require a qualified appliance technician.