Error Code tE5

Pump valve resistance less than 10 in test mode; pump circuit fault

Also displayed as: tE5

How to Fix

1. 1

   Enter diagnostic test mode.

2. 2

   Press START/PAUSE button 4 times to reach pump test step.

3. 3

   Observe the AD value displayed — must be higher than 10 for pump to be normal.

4. 4

   If AD value is less than 10: E5 error will be displayed.

5. 5

   Check the harness connection between the pump and the main PCB connector.

6. 6

   Inspect connector pins for corrosion, bending, or loose contact.

7. 7

   If connections are good and AD value remains below 10: replace the DC water supply pump.

8. 8

   Do not press START/PAUSE buttons in rapid succession — wait for each step to complete to avoid damaging the main board.

This Error Applies To

LG DLEX3570V Series Dryers