How do you fix an LG oven F9 error?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The lg oven f9 error code is a result of a problem with the oven's heating element. This error code indicates that the element is not getting hot enough to properly cook the food. There are a few possible reasons for this: the element may be defective, the oven may not be getting enough power, or the element may be dirty. To fix this, first check the element for any damage. If it looks damaged, replace it. If the element is clean and there is no damage, try resetting the oven's power. If the problem persists, call a technician to come and take a look.

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1. Check the oven sensor and make sure it is clean and free from any debris

  1. Look for any debris on the oven sensor.
  2. Clean the oven sensor if necessary.
  3. Close the oven door and check the oven sensor again.

2. Inspect the wiring between the oven sensor and the control board

  1. Check the continuity of the wiring between the oven sensor and the control board.
  2. If the wiring is damaged, replace it with a new one.

3. Replace the oven sensor if necessary

  1. Verify that the oven is plugged in and turned on.
  2. Open the oven door and remove the oven sensor.
  3. Clean the oven sensor contacts with a clean, dry cloth.
  4. Apply a thin layer of o-ring sealant to the oven sensor contacts.
  5. Install the oven sensor and close the oven door.
  6. Verify that the oven is working correctly by checking the oven temperature.

4. Replace the control board if necessary

  1. Remove the oven racks.
  2. Remove the upper oven panel.
  3. Remove the control board.
  4. Replace the control board.
  5. Reinstall the oven racks.
  6. Reinstall the upper oven panel.