ErrorCodeDoctor
LG · Microwave

LG Microwave E10 error code

Difficulty: Hard · Cost: $100–$300 · Duration: Requires professional service

The E10 error means your LG microwave detected an internal short circuit in the control board. A simple reset by unplugging the unit for 1 minute clears it in some cases. If the error returns after resetting the control board will need to be inspected and replaced by a qualified technician.

Common causes

  • Internal short circuit detected in the control board
  • Temporary electronic fault causing a false short circuit reading
  • Control board has malfunctioned or failed

How to fix it

  1. 1

    Unplug the microwave from the outlet and wait 1 minute

  2. 2

    Plug it back in and try using the control panel again

  3. 3

    If E10 returns after resetting contact a qualified technician to inspect and replace the control board

Related LG Microwave error codes

1

F1

A fault was detected in the main control board

hard
2

F2

The thermistor detected that the temperature is out of the safe operating range

hard
3

F3

A fault was detected in the control panel

hard
4

F4

The humidity sensor has detected a fault

hard

E10 error — frequently asked questions

What does the E10 error mean on a LG microwave?

The control board has detected an internal short circuit

What causes the E10 error?

The E10 error is usually caused by: Internal short circuit detected in the control board; Temporary electronic fault causing a false short circuit reading; Control board has malfunctioned or failed.

Can I fix the E10 error myself?

This is rated a hard fix — it often requires tools, parts, or experience, and may be safer left to a professional technician.

How much does it cost to fix the E10 error?

Fixing the E10 error on a LG microwave typically costs $100–$300, depending on parts and whether you do it yourself or hire a technician.

Is it safe to keep using my microwave with the E10 error?

We'd recommend addressing the E10 error before continuing to use the microwave, since hard-rated issues often involve a real fault rather than a minor glitch.