Lg Oven Error F12

⚡ Quick Answer: The LG oven error F12 signals a malfunction related to the heating element, often manifesting as a failure to heat and unresponsive control/display. T... ✅ DIY Fixable

What Does Error F12 Mean?

The LG oven error F12 signals a malfunction related to the heating element, often manifesting as a failure to heat and unresponsive control/display. This issue typically arises from an internal communication fault between the main control board and the display/control panel, potentially caused by circuitry errors or damaged wiring. If this error appears, it is essential to check connections and perform a power reset to see if the issue resolves itself.

Common Symptoms:

  • Oven displays F12 and may disable normal cooking functions
  • Control/display becomes unresponsive

Possible Causes

  • Internal communication fault between main control board and display/control panel (medium)
  • Internal control circuitry error (medium)

How to Fix Error F12

DIY Fix Power reset and connection check

  1. Turn off the oven and disconnect it from power at the wall outlet
  2. Wait a few minutes
  3. Reconnect power and check if the error clears
  4. Ensure power cord is fully seated and no loose cable is visible at rear

Technician Only Inspect and repair control/display communication

  1. Disconnect power at breaker
  2. Remove control panel and inspect harness between display and main control board
  3. Check for loose, damaged, or corroded connectors
  4. Test and reseat wiring harness
  5. Replace faulty control board or display module if necessary

Parts needed: Main control board, Display/control panel assembly, Wiring harness/connectors

🛑 When to Call a Pro:
  • If the error persists after power cycling and checking basic connections
  • If internal wiring harnesses appear damaged or if electronic board replacement is needed

Technical Specifications

wattage 3000W
component Heating Element
resistance 10-30 ohms
part_number LG EBF49827801
voltage_rating 240V AC

Common Questions

What does F12 error mean on LG oven?

The F12 error indicates a malfunction in the heating element, leading to a failure to heat and unresponsive controls.

Can I fix LG oven F12 error myself?

Yes, you can perform a power reset and check the connections to potentially resolve the F12 error.

How much does it cost to fix F12 error?

The estimated repair cost for the F12 error ranges from ¥15,000 to ¥50,000, depending on the model and parts needed.

When should I call a technician for F12?

Call a technician if the error persists after a power reset or if there are signs of damaged wiring or the need for electronic board replacement.

Data last verified: 2026-01-10

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