Error Code 8E
The vibration sensor inside the washer is malfunctioning
Moderate
Address soon - your appliance may not work properly
Also displayed as: 8E / 8E1 / 8E2
What This Means
MEMS sensor fault; PBA fault; Wire connector terminal fault
What actually causes this:
The vibration sensor circuit board has a loose connection or has failed
First Thing to Check
Unplug the washer for 2 minutes and restart — if the error returns, it needs service
Parts Involved
How to Fix
- 1
1. Check the MEMS sensor and PBA
- 2
2. Check the wire connector terminals for loose or damaged connections
- 3
3. Measure MEMS sensor output voltage — normal range is 0.5V to 4.5V
- 4
4. If MEMS sensor is faulty, replace the PBA (sensor is integrated)
Other Error Codes for WA48H7400AW
The hot and cold water hoses are connected to the wrong faucets
The washer lid is stuck and will not unlock
The washer lid is not closing or latching properly
The water temperature sensor is giving incorrect readings
The washer motor is not spinning or not being detected
The two circuit boards inside the washer cannot talk to each other
A control button appears to be stuck or the main relay has a fault
The clutch that switches between wash and spin modes is not working