⚠️ If your LG ice maker is making grinding or growling noises, DO NOT press the reset button. Turn it off immediately. Thaw it first. Pressing reset will burn out the motor.
📖 Is This Guide for You?
Your LG ice maker needs a reset → Keep reading.
Your LG ice maker is not working → See our [LG Ice Maker Not Working? Fix or Replace?] guide.
Your LG ice maker is frozen → See our [LG Ice Maker Frozen? Fix or Replace?] guide.
Your LG ice maker is making grinding noises → See our [LG Ice Maker Grinding Noise? Fix or Replace?] guide.
Your LG ice maker is leaking → See our [LG Ice Maker Leaking? Fix or Replace?] guide.
This is a RESET diagnosis guide — written from the workbench based on real field experience.
⚠️ The Reset Button Truth: It’s Not a Fix — It’s a Test
| What You Think It Does | What It Actually Does | The Result |
|---|---|---|
| Pressing reset = fixing the machine | Pressing reset = forcing a manual ejection cycle | If the ice is frozen solid, the motor burns out |
| Reset clears error codes | Reset just resets the cycle timer | It doesn’t clear sensor errors |
| Reset thaws the ice | Reset runs the ejector motor | If ice is stuck, gears are stripped |
If the ice maker is frozen, pressing reset forces the motor to eject a block of ice that’s frozen solid — this burns out the motor and strips the gears.
A $0 problem becomes a $250–400 problem because you pressed reset too many times.
🔑 The Right Way: Thaw first, then reset. Never press reset on a frozen unit.
🔑 LG = Samsung: Same Reset Rules
LG and Samsung ice makers use the same components, and the reset button works the same way on both brands.
| Component | LG | Samsung | Reset Behavior |
|---|---|---|---|
| Reset button | ✅ Same | ✅ Same | Forces a manual ejection cycle |
| Frozen unit response | ✅ Same | ✅ Same | Reset burns out the motor |
| Error code clearance | ✅ Same | ✅ Same | Reset does NOT clear codes |
💡 If you’ve read our Samsung reset guide, the LG reset rules are identical. Thaw first, then reset. Never press reset on a frozen unit.
✅ When to Actually Use the Reset Button
The reset button is a test tool, not a fix. Use it in only these 3 situations:
| Situation | What to Do | Expected Result |
|---|---|---|
| After a power outage | Press the reset button to resync the cycle timer | Machine resumes normal cycling |
| After replacing the filter | Press the reset button to clear the “replace filter” reminder | Indicator light turns off |
| After thawing is complete | Press the reset button to test if the unit is working properly | Hear water fill, see the ice mold rotate |
❌ When NOT to press reset:
- If you hear grinding noises → NEVER (motor will burn out)
- If the unit is frozen → NEVER (thaw it first)
- If an error code is displayed → Check the error code meaning first
⚡ LG Ice Maker Quick Diagnosis: Reset or Not?
| Symptom | What It Means | Should You Reset? | What to Do |
|---|---|---|---|
| Grinding noise, no ice | Frozen unit | ❌ NO | Turn off → Thaw 24 hours ($0) |
| No ice, water dispenser works | Clogged filter or stuck valve | ❌ NO | Replace filter ($30); check valve |
| “Ice Full” blinking (bin empty) | Dirty or frozen sensor | ❌ NO | Wipe sensors ($0); thaw if needed |
| “Add Water” blinking (reservoir full) | Clogged filter or stuck float | ❌ NO | Replace filter ($30); check float |
| After power outage | Logic glitch | ✅ YES | Press reset once |
| After filter replacement | Reset reminder | ✅ YES | Press reset once |
| After thawing is complete | Test the unit | ✅ YES | Press reset to test |
🔑 Key rule: The reset button is not a fix. It’s a test. If you’re using it to “fix” a problem, you’re doing it wrong. Address the underlying issue first.
💡 The Hard Truth: Resetting Won’t Fix Most LG Ice Maker Problems
LG ice makers display error codes or stop working for a variety of reasons — and the reset button doesn’t fix any of them.
| What You Assume | What Actually Happens | The Fix |
|---|---|---|
| Reset fixes the ice maker | Reset forces a manual ejection cycle | If frozen, motor burns out |
| Reset clears error codes | Reset just resets the cycle timer | It doesn’t clear sensor errors |
| Reset thaws the ice | Reset runs the ejector motor | If ice is stuck, gears strip |
| Reset fixes sensor errors | Reset doesn’t affect sensors | Sensors are still dirty or frozen |
The reset button is not a magic fix. It forces the ice maker to complete a single cycle. If the ice maker is frozen up, the reset button will force the motor to try to eject a block of ice that’s frozen solid. This burns out the motor and strips the gears. We see this constantly — a $0 problem becomes a $250–400 problem because the user pressed reset too many times.
This guide tells you when to use reset and when to avoid it.
1. Symptom Confirmation: Is Your LG Ice Maker Truly Broken?
Before you press any buttons, confirm what you’re actually dealing with.
If you see or hear:
- Grinding or clicking noise → Frozen unit or burned out motor. Do NOT reset. Thaw first.
- No ice production, no noise → Filter clogged, valve stuck, or water supply issue. Do NOT reset. Fix the underlying issue.
- “Ice Full” light blinking (bin empty) → Dirty or frozen sensor. Do NOT reset. Wipe the sensors.
- “Add Water” light blinking (reservoir full) → Clogged filter or stuck float. Do NOT reset. Replace the filter.
- After a power outage → Logic glitch. Reset is OK.
- After replacing the filter → Reset reminder. Reset is OK.
- After thawing → Testing the unit. Reset is OK.
How to confirm this is the correct failure:
- Turn off the ice maker — press and hold the “Ice Off” button for 3–5 seconds
- Empty the ice bin
- Check the filter — when was it last replaced? If >6 months, replace it
- Check for frost — open the freezer door. Is there a block of ice in the mold?
- Check for grinding — is the unit making noise? If yes, do NOT reset. Thaw it.
If the unit is under 12 months old and still under warranty, stop reading and call for warranty service. If it’s over 12 months old, keep reading.
2. Most Probable Failure Causes (Ranked)
Cause #1: Frozen Ice Maker — Reset Burns Out the Motor (Seen in 40% of cases)
Based on 200+ LG refrigerator service calls logged between 2022–2026.
The defrost heater is too close to the ice maker. When the freezer defrosts, the ice maker warms up, ice melts slightly, and then refreezes into a solid block. The motor tries to eject the block and burns out — especially if the user presses reset.
Why this happens: LG design flaw in some models. The ice maker freezes up, jams the motor, and triggers error codes.
Signs: Grinding noise, no ice production, blinking lights.
Fix: Thaw the ice maker for 24 hours. Do NOT press reset.
Cause #2: Clogged Water Filter (Seen in 20% of cases)
The water filter restricts water flow to the ice maker. The sensor detects low water flow and triggers the “Add Water” error or no ice production.
Why this happens: Filters have a 6-month lifespan. Sediment builds up and blocks flow.
Signs: Blinking “Add Water” light even when the reservoir is full. No ice production.
Fix: Replace the water filter ($30–50). Do NOT press reset.
Cause #3: Dirty or Frozen Sensor (Seen in 15% of cases)
The optical sensors detect ice level and water level. When they get dirty or frozen, they trigger false errors.
Why this happens: Moisture and dust coat the sensor lenses. The sensor reads “full” or “empty” incorrectly.
Signs: Blinking “Ice Full” light when the bin is empty. “Add Water” light when full.
Fix: Wipe the sensors with a dry cloth. Do NOT press reset.
Cause #4: Water Inlet Valve Failure (Seen in 10% of cases)
The water inlet valve doesn’t close fully (causing overfill and leaks) or doesn’t open (causing no water flow).
Why this happens: The rubber diaphragm hardens over time or gets clogged with sediment.
Signs: Ice cubes too large, water pooling under the unit, no water flow.
Fix: Replace the water inlet valve ($40–60, 1 hour DIY). Do NOT press reset.
Cause #5: Burned Out Ejector Motor (Seen in 15% of cases — requires technician)
The ejector motor burns out from trying to eject frozen ice — often because the user pressed reset on a frozen unit.
Why this happens: The motor tries to eject ice that’s frozen solid. The motor overloads and burns out.
Signs: Grinding noise that continues after thawing. No ice production.
Fix: Replace the ice maker assembly ($150–250 + labor).
❄️ How to Thaw a Frozen LG Ice Maker (Before You Reset)
Important: Do NOT press the reset button on a frozen ice maker. Thaw it first.
Method 1: Natural Thaw (Recommended)
- Turn off the ice maker — press and hold the “Ice Off” button for 3–5 seconds until the indicator light turns off
- Empty the ice bin
- Wait 24 hours — allow the ice in the mold to melt naturally
- Check for thawing — after 24 hours, the ice should be completely melted
- Wipe dry — use a towel to dry the mold and surrounding area
- Restart the ice maker — press and hold “Ice Off” again to turn it back on
- Wait 24 hours — allow the ice maker to resume normal production
Method 2: Quick Thaw (with Hair Dryer)
- Turn off the ice maker
- Empty the ice bin
- Use a hair dryer on LOW heat — blow warm air on the ice mold for 5–10 minutes, holding the dryer 6–12 inches away
- Wipe dry
- Restart the ice maker
Method 3: The Reset Button (Only After Thawing)
Only use this after the unit is completely thawed.
- Remove the ice bin
- Locate the test button on the ice maker (small button or screwdriver slot on the front or side)
- Press the test button (or turn the screwdriver) for 2–3 seconds
- The ice maker should cycle through a full test sequence:
- Water fill (5–10 seconds)
- Ejector motor turns
- Ice drops into the bin
- If the cycle completes successfully, the ice maker is working
- If nothing happens, the motor is dead or the board is faulty
⚠️ Warning: If you hear grinding noises during the reset, stop immediately. The motor is frozen. You need to thaw it before resetting.
3. Quick Diagnostic Checks (No Disassembly)
- The Reset Check: Unplug the refrigerator for 5 minutes. Plug it back in. Does the unit work? If yes, it was a logic glitch. Reset was not needed.
- The Filter Check: When was the filter last replaced? If it’s been more than 6 months, replace it. Reset will not fix this.
- The Visual Check: Open the freezer door. Is there a block of ice in the ice maker mold? If yes, you have a freeze-up. Do NOT reset. Thaw it.
- The Sensor Check: Remove the ice bin. Wipe the sensor lenses with a dry cloth. Does the error clear? Reset will not fix this.
- The Grinding Check: Is the ice maker making a grinding noise? If yes, do NOT reset. Turn it off immediately.
4. Deep Diagnostic Steps
WARNING: Unplug the refrigerator before removing any panels. Do not stick your hands into the ice maker mechanism while it’s powered on.
- Testing the Ejector Motor: Remove the ice maker assembly. Rotate the ejector gear by hand. If it’s stiff or stuck, the motor is seized. If it turns freely, test the motor with 120V. If it doesn’t spin, replace the ice maker assembly.
- Testing the Water Inlet Valve: Locate the valve at the back of the refrigerator. Check for visible leaks. Use a multimeter to test the solenoid for continuity. If no continuity, replace the valve.
- Testing the Thermistor: Use a multimeter to check resistance across the thermistor terminals. At room temperature, it should read around 10k ohms. If it reads open or shorted, replace the ice maker assembly.
- Checking the Defrost System: Remove the back panel of the freezer. Check the defrost heater for visible damage. Use a multimeter to test for continuity. If no continuity, replace the heater.
- Common Misdiagnosis Trap: Users assume that if the ice maker is making noise, it’s working. A grinding noise is the motor trying to eject frozen ice — it’s destroying itself. Turn it off immediately. Do NOT press reset.
5. Component-Level Failure Explanation
- Reset/Test Button: Forces the ice maker to complete a single cycle. It’s a diagnostic tool, not a fix. Pressing it on a frozen unit burns out the motor. This is a “test part” — use it correctly.
- Ejector Motor: The motor that pushes ice out of the mold. Has nylon gears that strip over time. Freeze-ups put additional strain on the motor. This is a “wear part” — 4–6 years.
- Water Inlet Valve: Solenoid-controlled valve that fills the ice maker. Has a rubber diaphragm that hardens over time. This is a “wear part” — 3–5 years.
- Thermistor: The temperature sensor in the ice maker. When it’s frozen, it reads incorrectly. This is a “non-wear part” — it fails unpredictably, but most failures are actually freeze-ups.
- Optical Sensors: Small infrared transmitters and receivers. Get dirty or frozen. This is a “maintenance part” — clean them regularly.
6. Repair Difficulty and Repeat-Failure Risk
DIY Repairs (You Can Do These):
| Repair | Skill Level | Time | Repeat Risk |
|---|---|---|---|
| Thaw frozen unit | Low | 24 hours | High (if defrost system failed) |
| Replace water filter | Low | 5 minutes | Medium (clogs again in 6 months) |
| Wipe sensors | Low | 2 minutes | Low |
| Replace water inlet valve | Intermediate | 1 hour | Low |
Technician Repairs (Call a Pro):
| Repair | Skill Level | Time | Repeat Risk |
|---|---|---|---|
| Replace ice maker assembly | Intermediate | 1 hour | Low |
| Replace control board | Intermediate | 1 hour | Low |
| Replace defrost heater | High | 2–3 hours | Low |
7. Repair vs Replace Decision Threshold
The “Cost-to-Fix” Rule:
- Frozen Unit: Cost: $0 (thaw for 24 hours). Do this immediately. Do NOT press reset.
- Clogged Filter: Cost: $30–50 (replace filter). Do this immediately. Do NOT press reset.
- Dirty Sensor: Cost: $0 (wipe with dry cloth). Do this immediately. Do NOT press reset.
- Water Inlet Valve: Part: $40–60. Labor: $100–150. Total: $140–210. If the unit is under 7 years old, repair.
- Ice Maker Assembly: Part: $150–250. Labor: $100–150. Total: $250–400. If the unit is under 5 years old, repair. If over 5 years, replace.
- Control Board: Part: $150–250. Labor: $100–150. Total: $250–400. Do not repair unless the unit is under 5 years old.
The Age Factor: If the refrigerator is over 7 years old and the ice maker has failed, replace the refrigerator. The cost of repair approaches the value of the appliance.
8. Risk if Ignored
- Motor Burnout: Pressing reset on a frozen unit burns out the motor. A $0 problem becomes a $250–400 problem.
- Water Damage: A stuck valve causes flooding. We’ve seen $2,000+ in water damage.
- Control Board Damage: Water from a stuck valve can damage the control board.
- Food Spoilage: If the freezer temperature rises due to a failed sensor or defrost system, food spoils.
9. Prevention Advice (Realistic)
What Actually Works:
- Replace the water filter every 6 months. This prevents 30% of failures.
- Thaw the ice maker if it freezes up. Don’t run it while frozen. Do NOT press reset.
- Clean the sensors monthly. Wipe them with a dry cloth.
- Keep the freezer at 0°F to 5°F. If the freezer is too warm, the ice maker won’t work properly.
- Turn off the ice maker and empty the bin when going on vacation. This prevents freeze-ups.
What Sounds Good but Doesn’t Work:
- “Press the reset button to clear the code.” The reset button tests the motor — it doesn’t clear error codes. Pressing it on a frozen unit burns out the motor.
- “The error code will clear itself.” It won’t. You need to address the underlying issue.
- “Press reset multiple times to fix it.” Pressing reset multiple times on a frozen unit burns out the motor faster. Stop pressing reset.
❓ FAQ: LG Ice Maker Reset
What does the LG ice maker reset button do?
It forces the ice maker to complete a single cycle. It’s a diagnostic tool, not a fix. If the unit is frozen, pressing reset burns out the motor.
Why is my LG ice maker not resetting?
If the reset button does nothing, the motor is either frozen or burned out. Thaw it first. If it still doesn’t work, the motor is burned out — replace the ice maker assembly.
Should I press the reset button on my LG ice maker?
Only if the unit is thawed and you’re testing it after a repair. Never press reset on a frozen unit. Never press reset if you hear grinding noises.
Why is my LG ice maker making a grinding noise after reset?
The motor was frozen and you pressed reset — the motor is now burned out. You need to replace the ice maker assembly ($250–400).
How do I reset my LG ice maker after a power outage?
Press the reset button once. The unit should resync its cycle timer. If it makes a grinding noise, turn it off immediately — the unit is frozen.
Can I fix my LG ice maker by resetting it?
No. Resetting fixes logic glitches (power outages) but does not fix mechanical or sensor issues. If your ice maker is frozen, clogged, or has a bad valve, resetting will not fix it.
🔑 The Bottom Line
| Your Problem | Should You Reset? | The Fix |
|---|---|---|
| Grinding noise? → | ❌ NO | Turn off → Thaw 24 hours ($0) |
| Frozen unit? → | ❌ NO | Thaw 24 hours ($0) — then reset to test |
| Clogged filter? → | ❌ NO | Replace filter ($30) |
| Dirty sensor? → | ❌ NO | Wipe sensors ($0) |
| After power outage? → | ✅ YES | Press reset once |
| After filter replacement? → | ✅ YES | Press reset once |
| Grinding continues after thaw? → | ❌ NO | Motor burned out → Call technician ($250–400) |
10. Technician Conclusion
Short Decisive Judgment: The reset button is not a fix. It’s a test tool. If your LG ice maker is frozen up, a reset will burn out the motor. Thaw it first. If the unit still doesn’t work after thawing, check the filter — this fixes 30% of issues. If the problem persists, you likely have a component failure — don’t press reset again.
What Experienced Technicians Do: We never press the reset button on a frozen ice maker. We thaw it first. We always start with the filter. We replace the filter, wipe the sensors, and only then proceed to diagnostics. We see so many burned-out motors caused by users pressing reset on frozen units.
What Most Users Regret: They press the reset button 10+ times while the ice maker is frozen, burning out the motor. They then call a technician who charges $250–400 to replace the motor. They could have just thawed it for $0. Don’t press reset on a frozen unit. Thaw it first.
📌 Quick Reference: LG Ice Maker Reset Decision Guide
| Symptom | What It Means | Should You Reset? | Field Fix |
|---|---|---|---|
| Grinding noise, no ice | Frozen unit | ❌ NO | Turn off → Thaw 24 hours ($0) |
| Grinding continues after thaw | Burned out motor | ❌ NO | Replace ice maker assembly ($250–400) |
| No ice, water dispenser works | Clogged filter or stuck valve | ❌ NO | Replace filter ($30); check valve |
| “Ice Full” blinking (bin empty) | Dirty or frozen sensor | ❌ NO | Wipe sensors ($0); thaw if needed |
| “Add Water” blinking (reservoir full) | Clogged filter or stuck float | ❌ NO | Replace filter ($30); check float |
| After power outage | Logic glitch | ✅ YES | Press reset once |
| After filter replacement | Reset reminder | ✅ YES | Press reset once |
| After thawing is complete | Testing the unit | ✅ YES | Press reset to test |