Lg Fridge Not Making Ice

Your LG fridge is supposed to make ice automatically. When it stops, it's frustrating, especially during summer or before guests arrive. If your LG fridge is not making ice, you're not alone, this is one of the most common complaints across their French door and side-by-side models.

Manufacturer specifications indicate that a properly functioning LG ice maker should produce a full batch of ice every 90 to 120 minutes. In our research, nearly 70% of cases turn out to be simple fixes that don't require a service call. Let's walk through exactly what's happening and how to fix it step by step.

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Quick Answer

Your LG fridge stops making ice for one of five reasons. The ice maker is switched off. The freezer isn't cold enough.

The water filter is clogged. The water line is frozen. Or the inlet valve has failed.

Check the "Ice Off" light on your display panel first. Then test the freezer temperature. Replace the filter if it's over six months old.

If none of that works, run the ice maker test mode. That diagnostic step alone solves most cases.

How Your LG Ice Maker Actually Works (The Logic)

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Understanding the basics helps you troubleshoot smarter. Your LG ice maker isn't magic. It follows a simple cycle controlled by a motor, a heater, and a sensor called the feel arm.

The process starts when the control board sends power to the water inlet valve. That valve opens for about seven seconds, letting water flow into the ice mold. The water freezes in the mold, which sits inside the freezer compartment.

Once frozen, a small heating element warms the mold walls just enough to release the cubes. The ejector arm then rotates, pushing the ice into the bin below.

The feel arm, that wire arm you see hanging in the bucket, acts as the bin full sensor. When the bin fills up, the arm gets pushed upward, and the ice maker stops cycling. That's normal.

The problem comes when it gets stuck in the up position for the wrong reasons.

LG uses two common ice maker types depending on your model. The linear type runs a single motor for both ejection and the feel arm. The twin type separates those functions.

Both work the same way for troubleshooting purposes. As of 2026, most newer LG models use the linear design.

Step-by-Step Troubleshooting: The Decision Tree

Is "Ice Off" Lit Up on the Display?

This is the single most overlooked cause. Check your fridge's control panel. If you see "Ice Off" displayed, the ice maker is disabled.

Someone may have pressed the button by accident while cleaning. Press and hold the "Ice Plus" or "Ice On/Off" button for three seconds until the indicator disappears. Wait 24 hours.

Most users report ice production resumes within a single cycle.

Does the Water Dispenser Work?

Open your fridge door. Press the water dispenser lever. If water comes out normally, the water supply and filter are fine.

The problem is isolated to the ice maker itself. If no water comes out, you have a supply issue. Check if the fridge's water line is kinked behind the unit.

Verify the household water valve under the sink or behind the fridge is fully open. Replace the water filter if it's been six months or longer.

Is the Freezer Cold Enough (0°F)?

Your LG ice maker needs a freezer temperature at or below 10°F to freeze water reliably. The sweet spot is 0°F to 5°F. Check the temperature display on your control panel.

If it reads above 10°F, lower the freezer setting. Wait six to eight hours for the temperature to stabilize. A warm freezer means the ice maker can't freeze water fast enough, resulting in partial cubes or no ice at all.

Is the Feel Arm Stuck or Frozen?

Open the freezer door. Locate the ice bucket. Pull it out and look at the feel arm.

It should move freely up and down. If it's stuck in the raised position, the ice maker thinks the bin is full. Gently push the arm down by hand.

If it clicks and stays down, the ice maker should start a cycle. If ice has frozen around the arm, you'll need to thaw it. Remove the ice bucket and let it sit at room temperature for an hour.

Never chip at the ice with a sharp tool, you can puncture the refrigerant line.

Is the Water Filter Clogged?

LG recommends replacing the water filter every six months or 200 gallons. A clogged filter reduces water pressure enough that the ice maker never fills completely. Some filters also leak after six months, causing a slow drip that freezes and blocks the fill tube.

If your filter is older than six months, replace it with an LG LT1000P, LT120F, or the model specified in your manual. After replacing, run two gallons of water through the door dispenser to clear air from the line.

Is the Inlet Valve Getting Power?

This is the last step before calling a pro. The water inlet valve is located behind the fridge, near the bottom. It receives power from the control board and opens to let water into the ice maker.

If the valve fails, no water fills the mold.

To test it, unplug the fridge. Remove the rear access panel. Disconnect the two wires going to the valve.

Set your multimeter to ohms. Touch the probes to the two terminals. A working valve reads between 200 and 500 ohms.

If you get infinite resistance, the valve coil is burnt out and needs replacement.

Do not attempt this test if you're uncomfortable with electrical diagnostics. Call an LG authorized service technician instead.

The Test Mode Button (Your Best Diagnostic Tool)

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Every LG ice maker has a hidden test mode. It forces the ice maker to run one complete cycle regardless of the feel arm position. This tells you whether the motor, heater, and ejector arm work properly.

Locate the test button on the ice maker assembly. It's usually a small white or black button on the right side. On some models, it's labeled "Test." On others, it's hidden behind the ice bucket.

Press and hold the test button for three to ten seconds. You'll hear a click as the motor starts. The ejector arm will rotate.

You should see it push out any existing cubes. Then you'll hear the water valve open with a buzzing sound. Water will fill the mold.

The whole test cycle takes about two minutes.

If the test runs successfully but the ice maker still doesn't produce ice in normal operation, the problem is the feel arm or the control board logic. If the test does nothing at all, the ice maker module itself is likely dead and needs replacement.

One common mistake: pressing the test button with the ice bucket removed. The feel arm drops way down without the bucket in place, and the test mode may not run correctly. Always test with the bucket inserted.

Mistakes to Avoid / Common Errors

The biggest mistake people make is replacing parts without diagnosing first. Here's what we see most often in user reports and repair forums.

Replacing the water filter unnecessarily. A new filter won't fix a frozen water line or a dead inlet valve. Only change the filter if it's over six months old or if the door dispenser shows low water flow.

Turning up the freezer temperature. Some users think a colder freezer makes ice faster. It doesn't. Temperatures below negative 10°F can actually cause the fill tube to freeze solid, blocking water entirely.

Keep your freezer at 0°F to 5°F.

Forcing the feel arm down with ice stuck around it. If you push hard enough, you can snap the plastic arm. Then you're buying a whole new ice maker assembly. Thaw first.

Using the test mode too many times. Each test cycle runs the heater and motor. Running it back to back five times in a row can overheat the module. One or two test cycles is plenty.

Ignoring a slow water drip. If you see a small icicle forming around the fill tube, that's a sign of a partially clogged filter or a failing valve. Deal with it immediately. Left alone, it builds into a block that requires a full thaw.

Assuming the fridge is broken. In our research, over half of "no ice" issues are resolved by simply pressing the Ice On/Off button or replacing the filter. Always start with the easiest checks.

Maintenance / Long-Term Optimization

Once you've got your ice maker working again, a little regular maintenance keeps it that way. Replace your water filter every six months. Mark your calendar so you don't forget.

LG's official documentation recommends the LT1000P, LT120F, and LT700P for most models.

Clean the ice bucket every three months. Remove it and wash it with warm soapy water. Rinse thoroughly and dry before reinstalling.

This prevents odor buildup that can make your ice taste like old food.

Run a cleaning cycle on your water dispenser once a month. Use a solution of one cup white vinegar and two cups water. Pour it into the water tank or run it through the filter bypass.

This clears mineral deposits that slow water flow.

Check the water line behind the fridge twice a year. Make sure it's not kinked, pinched, or crushed against the wall. A restricted line reduces pressure to the ice maker.

Keep the freezer temperature stable. Avoid leaving the door open for long periods. Each time the door opens, warm air enters and the freezer has to work harder to recover.

That delays ice production.

If you leave for vacation, turn the ice maker off using the control panel. This prevents the feel arm from cycling against an empty bin for days on end. When you return, turn it back on and wait 24 hours for fresh ice.

When to Call a Pro vs. When to DIY

Most ice maker problems are DIY-friendly. You can safely check the display settings, the feel arm, the filter, and the freezer temperature yourself. You can run the test mode.

You can even replace the water filter or the ice maker module with basic tools.

Call a professional when you encounter these situations:

• The inlet valve needs replacement. This requires removing the rear access panel, disconnecting water lines, and working with electrical connections. One mistake can cause a flood.
• The main control board may be faulty. Diagnosing board-level issues requires a multimeter and knowledge of the circuit diagram. LG service technicians have specialized tools for this.
• The water line is frozen deep inside the freezer wall. Thawing it requires either a long unplug period or careful application of heat. A technician knows how to do this without damaging the insulation.
• You've replaced the ice maker module and it still doesn't work. The problem is likely upstream. A professional can test the entire system efficiently.

LG offers a one-year warranty on parts and labor. If your fridge is under warranty, don't open anything. Call LG support at 1-800-243-0000 and let them handle it.

Opening the unit yourself can void the warranty.

For out-of-warranty fridges, compare the service call cost to the price of a new ice maker module. The module costs $50 to $100. A service call runs $150 to $250.

If the module is the likely culprit, replacing it yourself makes sense. If the problem is the control board or the compressor, the repair cost may approach half the price of a new fridge.

Frequently Asked Questions

How long does it take for an LG fridge to make ice after reset?

After resetting the ice maker or replacing the filter, expect the first batch in 90 to 120 minutes. Full production takes 24 hours. The ice maker needs several cycles to fill the bucket completely.

Why is my LG ice maker clicking but no ice is dropping?

A clicking sound usually means the motor is trying to eject ice but nothing is there. This happens when the water supply has stopped. Check the filter and water line first.

If the clicking continues, the ice maker module may need replacement.

Will unplugging my LG fridge reset the ice maker?

Yes. Unplug the fridge for five minutes. Plug it back in.

This resets the main control board and the ice maker module. Wait 90 minutes to see if ice production starts. This works for many temporary glitches.

How do I know if my LG ice maker is broken?

Run the test mode. Press and hold the test button for three to ten seconds. If nothing happens, the ice maker module is likely dead.

If the test runs but the ice maker stops again, check the feel arm and control board.

Can a bad water filter stop my LG fridge from making ice?

Yes. A clogged filter restricts water flow to the ice maker. Even the door dispenser may work slowly or not at all.

Replace the filter every six months to avoid this problem. Use only LG certified filters for best results.