Appliance Tech Info

Service Information For Appliance Repair Professionals

Whirlpool Dishwasher E4 Error Code

Water Leak Error

E4

Water has accumulated in the bottom leak tray under the dishwasher.

Whirlpool Dishwasher E4 Error Code Error Code Possible Causes

  • Over sud issue due to the wrong type of detergent being used.
  • The dishwasher is not level.
  • The door is not closing properly.
  • The flood sensor micro switch is defective.
  • The pressure sensor is defective.
  • The main PCB is defective.
  • The drain pump is jammed or defective.
  • The dishwasher is overfilling.
  • The inlet valve is leaking.
  • The sump is leaking.
  • The wash pump is leaking.
  • A hose is leaking.
  • The drain hose is plugged.

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This information is provided for educational purposes only. Please consult the appropriate Service Mode or Technical Document for your model. Always take proper safety precautions when installing or repairing any major appliance.