Error Code E5
Water supply pump failure - pump valve AD value below 10 in test mode
Moderate
Address soon - your appliance may not work properly
Also displayed as: E5
How to Fix
- 1
Activate diagnostic test mode.
- 2
Press START/PAUSE button 4 times.
- 3
Check AD value displayed - if lower than 10, E5 error will display.
- 4
Check connection between harness wire and connector.
- 5
If AD value is still below 10, replace the DC pump.
- 6
Note: Let dryer start each test step before continuing to next; rapid pressing can damage main board.
Other Error Codes for DLGX3901B
Steam generator thermistor open or shorted
EE PROM operation abnormal
Installation test mode active (duct/exhaust check)
Ductwork approximately 75% blocked - exhaust restriction detected
Humidity sensor failure
Power failure - house fuse blown or circuit breaker tripped
No power / power supply incorrect
Ductwork approximately 80% blocked