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How do you fix an LG dishwasher E1 error?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The LG dishwasher error code E1 is an indication that the dishwasher is not draining properly. This can be caused by a clog in the drain hose or a problem with the drain pump. If the dishwasher is not draining properly, it will not be able to clean the dishes properly and the E1 error code will be displayed.

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  • lg dishwasher error code e1
  • lg dishwasher e1 error

1. Check if the dishwasher is properly plugged into the power outlet

  1. Check the power outlet by plugging in a different appliance. If the outlet works, the dishwasher is not plugged in properly.
  2. Check the power cord. It may be damaged, or it may be unplugged from the dishwasher.
  3. Check the dishwasher’s plug. It may be damaged, or it may not fit into the outlet.
  4. Reconnect the power cord and plug the dishwasher into the power outlet.
  5. If the dishwasher still does not work, check the dishwasher’s power supply. It may be damaged, or the power cord may be unplugged from the dishwasher.

2. If the dishwasher is properly plugged in, check if the circuit breaker is tripped

  1. Check if the dishwasher is properly plugged in.
  2. Check if the circuit breaker is tripped.

3. If the circuit breaker is not tripped, check if the water supply valve is turned on

Turn off the power to the dishwasher. Open the dishwasher door. If the water supply valve is closed, turn on the water supply valve and close the dishwasher door. If the dishwasher is still not working, turn off the power to the dishwasher, open the dishwasher door, and check the circuit breaker. If the circuit breaker is not tripped, the dishwasher may be broken and needs to be replaced.

4. If the water supply valve is turned on, check if the dishwasher is properly connected to the water supply line

If the water supply valve is turned on, check if the dishwasher is properly connected to the water supply line. If the dishwasher is not properly connected to the water supply line, turn off the valve to the dishwasher and re-connect the dishwasher to the water supply line.

5. If the dishwasher is properly connected to the water supply line, check if the water supply line is kinked or clogged

First, check the water pressure in the home. If the pressure is low, the line may be kinked or clogged. If the pressure is high, the line may be fine. If the water supply line is kinked or clogged, use a plumber's snake to unkink or clear the line.

6. If the water supply line is kinked or clogged, straighten or replace the water supply line

If the water supply line is kinked or clogged, straighten or replace the water supply line in order to fix lg dishwasher e1 error.

If the answers above didn't work then you should also try:

  1. If the water supply line is not kinked or clogged, check if the water inlet valve is defective.
  2. If the water inlet valve is defective, replace the water inlet valve.
  3. If the water inlet valve is not defective, check if the float switch is stuck in the up position.
  4. If the float switch is stuck in the up position, replace the float switch.