Error Code 9C1
The washer is getting too much or unstable power
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 9C1
What This Means
Power supply voltage too high; PCB fault; Wire harness issue
What actually causes this:
The electrical outlet voltage is too high or unstable, possibly from using an extension cord
First Thing to Check
Make sure the washer is plugged directly into a wall outlet, not an extension cord
Parts Involved
How to Fix
- 1
1. Check the PCB and wire harness
- 2
2. Check if power is supplied properly
- 3
3. Connect a tester to internal power terminals during Boil or Dry operations and observe voltages
- 4
4. Check whether a plug receptacle/extension cord is used — 1m connecting wire can cause up to 10V momentary drop
Other Error Codes for WA44A3405AW
The washer water is getting too hot
The washer isn't filling with water
The cold water hose is connected wrong
The washer door won't lock properly
The laundry load is uneven and the washer can't spin safely
The washer added an extra rinse because the load was uneven
The control boards inside the washer can't communicate
A button on the washer control panel appears stuck