Start with the simplest fixes first
Most Whirlpool ice maker problems stop producing ice because of one of three things: the water supply is shut off, the fill tube is frozen, or the ice maker itself is turned off by accident. Before you call for service, check whether the water valve under your refrigerator is open (it should turn counterclockwise to open), whether the freezer temperature is set to 0°F or below, and whether the ice maker switch on the side of the unit is in the on position. If the ice maker has a plastic arm that rises when the bin is full, make sure nothing is holding it up.
If ice is coming out but it is wet or clumping together, the problem is usually temperature — your freezer is too warm. Whirlpool ice makers need the freezer at 0°F or colder to freeze water fast enough. If you have adjusted the temperature and the problem persists after 24 hours, move to the next section.
Key Takeaways
- Check the water shut-off valve under the refrigerator, the freezer temperature setting, and the ice maker power switch before assuming the unit is broken.
- A frozen fill tube is the most common mechanical problem and can often be thawed by pouring warm water into the tube from inside the freezer.
- The water inlet valve, located behind the refrigerator near the bottom, fails often and costs between $150 and $300 to replace including labor.
- The ice maker module itself can be tested with a multimeter and replaced as a single part without removing the entire refrigerator.
- If water leaks from the ice maker or freezer floor, the problem is usually a clogged or cracked water line that runs from the valve to the ice maker.
Thaw a frozen fill tube
The fill tube is a small plastic or metal tube that carries water from the valve into the ice maker. When the freezer is too cold or the water sits in the tube too long between cycles, it freezes solid and blocks water from entering. You can thaw it without taking the refrigerator apart.
Open the freezer and locate the ice maker on the right side of most Whirlpool models. You will see a tube running into the back of the ice maker — this is the fill tube. Pour warm (not boiling) water slowly into the tube opening. You may need to do this several times over 10 to 15 minutes. Once water flows freely, the tube is clear. If the tube freezes again within a few days, the freezer temperature is too low or the water pressure is too high; lower the freezer setting by 2 to 3 degrees and monitor for a week.
Test and replace the water inlet valve
The water inlet valve sits behind the refrigerator at the bottom, where the water line from your home's supply enters the unit. This valve opens and closes to let water into the ice maker and water dispenser. When it fails, no water reaches the ice maker at all, even though the freezer is cold and the ice maker is switched on.
To test whether the valve is the problem, turn off the water supply under the sink or at the main shut-off. Disconnect the water line from the back of the refrigerator (have a towel ready — there will be some water in the line). Turn the water back on and listen at the valve connection for water flowing out. If water comes out, the valve is stuck open and needs replacement. If no water comes out, the valve is stuck closed.
Replacing the valve requires turning off the water, unplugging the refrigerator, removing the lower back panel, and unscrewing the old valve from the water line and the electrical connector. The new valve costs $80 to $150 depending on your model, and installation takes 30 to 45 minutes if you are comfortable with basic plumbing. If you are not, a technician will charge $150 to $300 total.
Check the ice maker module for electrical failure
The ice maker module is the plastic housing that holds the water inlet, the heating element, and the motor that ejects ice. If water is reaching the ice maker but no ice is forming, or if the ice maker makes noise but does not cycle, the module itself may have failed electrically.
You can test the module with a multimeter set to measure resistance (ohms). Unplug the refrigerator, remove the ice maker by unscrewing the two bolts at the top and disconnecting the electrical connector, and test the heating element terminals for continuity. If the multimeter shows no resistance or infinite resistance when it should show a specific value, the heating element is broken. If the motor does not hum when you explore power, the motor is dead. In either case, the entire module must be replaced — individual parts are not sold separately by Whirlpool.
A replacement ice maker module costs $200 to $400 depending on your model number. Installation is straightforward: disconnect the old module, connect the new one to the water line and electrical connector, and bolt it in place. The job takes 20 to 30 minutes.
Repair water leaks from the ice maker or freezer floor
If water pools on the freezer floor or drips from the ice maker, the problem is usually a crack or blockage in the water line that runs from the inlet valve to the ice maker. This line is typically a thin plastic tube that can crack if it freezes or if something sharp punctures it during cleaning.
Locate the water line by following it from the inlet valve at the back of the refrigerator to the ice maker. If you see a visible crack or hole, the line must be replaced. Turn off the water, unplug the refrigerator, and disconnect the old line by unscrewing the fittings at both ends. Install a new line of the same diameter (usually 1/4 inch) and reconnect the fittings hand-tight, then use a wrench to tighten them one more quarter turn. Do not over-tighten, or you will crack the new fitting.
If the line looks intact but water still leaks, the blockage is inside the tube. Disconnect the line and blow compressed air through it from the valve end toward the ice maker. If air does not flow freely, soak the line in warm water for 30 minutes to dissolve mineral deposits, then blow air through again. If the line is still blocked after soaking, replace it.
Replace the fill cup and water inlet if the ice maker cycles but produces no ice
Some Whirlpool models use a fill cup — a small container that catches water from the inlet and directs it into the mold. If the cup cracks or the inlet nozzle becomes clogged with mineral deposits, water does not reach the ice mold even though the valve is working.
Remove the ice maker module as described above. Inspect the fill cup for cracks or discoloration. If it is cracked, it must be replaced as part of the module. If it looks intact, use a small brush or pipe cleaner to clear the inlet nozzle of mineral buildup. Soak the nozzle in white vinegar for 15 minutes if deposits are heavy, then rinse with warm water and reinstall the module.
When to call a technician instead of repairing yourself
If you are not comfortable working with water lines or electrical connections, or if your refrigerator is still under warranty, contact a Whirlpool-authorized service center. A technician can diagnose the problem in 30 minutes and order the correct part for your model. Service calls typically cost $100 to $150 for diagnosis, plus the cost of parts and labor.
If your refrigerator is more than 10 years old and the ice maker repair would cost more than $400, it may be more practical to replace the entire unit. A new refrigerator with an ice maker costs $800 to $2,000 depending on size and features, and you will have a warranty on all parts for at least one year.
Frequently Asked Questions
Why is my Whirlpool ice maker making noise but not producing ice?
The motor is running but water is not reaching the mold. Check that the water shut-off valve under the refrigerator is fully open and the fill tube is not frozen. If both are clear, the water inlet valve is likely stuck closed and needs replacement.
How do I know if the water inlet valve is broken?
Turn off the water supply, disconnect the water line from the back of the refrigerator, and turn the water back on. If water flows out of the line connection, the valve is stuck open. If no water flows, the valve is stuck closed. Either way, it must be replaced.
Can I use vinegar to clean the ice maker?
Yes, but only on the fill cup and inlet nozzle after you remove the ice maker module. Soak these parts in white vinegar for 15 minutes to dissolve mineral deposits, then rinse with warm water. Do not pour vinegar into the freezer or ice maker while it is installed, as it can damage the heating element.
What temperature should my Whirlpool freezer be set to for the ice maker to work?
The freezer must be at 0°F or colder. If it is warmer than 0°F, ice will be wet and clumpy or will not form at all. Check your freezer thermometer and adjust the temperature dial if needed. It may take 24 hours for the ice maker to resume normal production after you lower the temperature.
How much does it cost to replace a Whirlpool ice maker?
The ice maker module itself costs $200 to $400. If you install it yourself, that is your only cost. If a technician installs it, add $150 to $300 for labor. If the problem is the water inlet valve instead, the valve costs $80 to $150 and labor is $150 to $300 total.