Error Code TC4
The motor speed controller is overheating
Moderate
Address soon - your appliance may not work properly
Also displayed as: TC4 (upper) / TC4 (lower)
What This Means
Temperature of the motor driver in the inverter PBA is high; IPM thermistor is OPEN or SHORT; Inverter PBA overheating
What actually causes this:
The motor controller board is overheating, possibly from running too many heavy loads in a row
First Thing to Check
Turn off the washer and let it cool down for an hour before trying again
Parts Involved
How to Fix
- 1
1. Upper washer: replace MAIN PBA
- 2
2. Lower washer: replace inverter PBA
- 3
3. Check the inverter PBA for overheating
- 4
4. Check the IPM thermistor for OPEN or SHORT condition
Other Error Codes for WV55M9600AW
The washer is getting too much electrical power
The washer's WiFi module cannot connect to the main control board
The washer cannot detect the water level properly
The washer's motor cannot spin or is struggling to turn
The washer is not getting water
The incoming water is too hot for delicate wash cycles
The washer cannot pump the water out
The washer is not getting enough electrical power