LG Microwave E10 error code

Microwave

On LG microwaves, error E10 indicates: Sensor error — humidity or gas sensor reading is out of range. Start with a 5-minute power reset at the breaker, then follow the microwave-specific checks below before ordering replacement parts for E10. If the code returns on two consecutive cycles after a reset, treat it as a confirmed fault — not a one-time power glitch.

Reviewed August 2025 · sources below

Safe to keep using?

Use caution

This issue may worsen during use — limit operation and address promptly.

• Microwave high-voltage components can retain lethal charge even when unplugged.

Next step

Still seeing E10?

Show a photo or describe the symptom. Answer a few safety-first questions and see whether a part is needed.

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How to fix E10

Unplug the microwave and wait at least 5 minutes — high-voltage components can hold a lethal charge even when unplugged.
Reset LG E10: leave power off for 5 minutes, restore power, then restart. Confirm whether E10 returns.
Check the most common cause for E10: Sensor error — humidity or gas sensor reading is out of range.
Inspect the control pad for stuck keys, damaged membrane switches, and loose ribbon cable connections.
If a reset and basic checks don't clear the code, use our lookup tool for AI-powered diagnosis or contact a qualified technician.
Reassemble, restore power, and run a test cycle. If E10 returns, the faulty component likely needs replacement.

Call a pro when: Call a technician before opening the cabinet — microwave high-voltage parts can retain a lethal charge even when unplugged. Also call if you smell burning, see sparking, or the code returns after a reset.

What E10 means

Sensor error — humidity or gas sensor reading is out of range.

Parts for this repair

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DIY Difficulty

7 /10ADVANCED

DIY difficulty: 7/10 — this repair usually requires electrical testing, gas line work.

Time: 1–2 hours

Risk: High

Skill: Experienced DIYer

Tools: Screwdriver, Adjustable pliers, Multimeter, Flashlight, Work gloves

Power disconnect requiredGas involvement

Likely causes

Most likelyUser-serviceable issue

Many codes resolve with cleaning, resetting, or reconnecting.

Check: Power-cycle the appliance and check for obvious blockages or loose connections.

Est. cost: $0–$0

PossibleFailed component

Wear or electrical failure of an internal part.

Check: If basic checks fail, the faulty component likely needs replacement.

Est. cost: $0–$100

Repair or Replace?

DIY repair

$35–$65

Professional repair

$223–$302

Comparable replacement

$723–$977

Our recommendation

REPAIR LIKELY MAKES SENSE

REPAIR LIKELY MAKES SENSE. Professional repair ($223–$302) is well below replacement cost.

How old is your appliance?

Actual repair and replacement costs vary by model, location, labor rate, and condition.

Guided repair checklist

Complete the safe checks one at a time. Progress is saved for this browser so you can continue later.

0 of 6 checks recorded

Recommended next action

Start with this check before considering replacement parts.

Check 1 of 6

Unplug the microwave and wait at least 5 minutes — high-voltage components can hold a lethal charge even when unplugged.

Did the repair resolve the issue?

Restoring repair progress…

Repair videos

lg microwave error code e01 e02 e03 e05 e10 f01 f02 f10 f11 f14 repair

Troubleshooting and repairing an LG microwave oven

E-10 problem on LG microwave whenever I switch on. Sometimes

User manuals

Start with the official support page, then use the search options if that link has moved. You’ll usually need your model number.

OfficialLG product manuals

Enter your model number to download LG manuals and docs.

Manual librarySearch LG Microwave manuals on ManualsLib

Free scanned manuals — search results, not a guaranteed match.

Web searchSearch the web for LG Microwave user manual

Useful when manufacturer pages move or don’t list older models.

Questions about E10

What does E10 error code mean on a LG microwave?

Sensor error — humidity or gas sensor reading is out of range.

How do I reset LG microwave E10?

Unplug the microwave or switch it off at the breaker for 5 minutes, then restore power and restart. A reset clears a stored E10 after a glitch, but the code will return if the underlying fault is still present.

What part do I need for LG E10?

Not always — some E10 errors are caused by user-fixable issues like clogs or unbalanced loads. Try the troubleshooting steps first.

Can I fix LG error E10 myself?

Basic resets and stuck-key checks are DIY-safe. Do not open the microwave cabinet or discharge the high-voltage capacitor yourself — call a qualified technician for internal repairs.

LG E10 on specific models

LMV2031ST E10

Other LG Microwave codes

LG LOC LG DOOR LG F1M LG F2M LG F4 LG F5

Prevent this problem next time

Follow manufacturer maintenance schedule
Address small issues before they worsen

Sources

Manufacturer meaning

Sensor error — humidity or gas sensor reading is out of range.

FixApplianceCode guidance

Start with basic checks for LG E10 before ordering parts.

Source type: Part database

Source: ModelPartFinder + FixApplianceCode editorial

Last reviewed: 2026-10-24

Repair guidance is for informational purposes only. We do not guarantee that any fix will resolve your issue, and you assume all risk when following these steps. Terms & disclaimer

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