f3
Moderate
LG · Ovens & Ranges
Touch pad sensor key error - shorted key on control panel
Quick Answer
Error code F3 on your LG Ovens & Ranges means: Touch pad sensor key error - shorted key on control panel. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Stuck or shorted button on touch pad
  2. Moisture or liquid on control panel
  3. Faulty membrane switch (touch pad)
  4. Control board failure
How to Fix It
1
Step 1: Turn off the circuit breaker to the range for 30 seconds, then turn it back on.
2
Step 2: Check if any buttons on the control panel appear stuck or pressed in.
3
Step 3: Wipe the control panel dry if there is any moisture present.
4
Step 4: If the error returns immediately upon restoring power, the touch pad membrane or control board may need replacement.
5
Step 5: On some models, the touch pad and control board are separate components. On others, they are a combined unit.
6
Step 6: Contact LG service or a qualified technician for touch pad or control board replacement.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Touch pad membrane switch
Main control board
Related Error Codes
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