Kenmore Ice Maker Water Valve – What Part Fixes Ice Maker Fill Problems?
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Understanding the Problem
The ice maker water inlet valve (water fill valve) controls water flow into the ice maker. If it fails, the ice maker may not fill, may overfill, or you may see leaks or no water at the dispenser. Below are diagnostic and repair steps you can use to isolate and fix the problem. 1) Observe the symptom and check basics - Confirm symptom: no fill, underfill, overfill, leaking, or constant dripping. - Note when it happens: during harvest cycle (fills only then) or continuous. 2) Check water supply and shutoff - Make sure the refrigerator water supply valve (usually under the sink or behind the fridge) is fully open. - Inspect the supply line for kinks, frozen line, or obvious leaks. 3) Inspect the ice maker fill tube and inlet screen - Remove the ice maker or access panel and visually inspect the plastic fill tube for ice blockage. If frozen, defrost with warm (not boiling) water or hair dryer on low at a safe distance. - Find the inlet valve strainer screen (where the copper/plastic tube enters the valve). Turn off water, disconnect the line, and check the screen for debris. Clean if dirty. 4) Test for water pressure/flow - With the water line disconnected and a bucket ready, briefly open the supply valve to confirm adequate flow and pressure to the refrigerator. Low household pressure or a blocked line will cause poor fills. 5) Electrical and solenoid checks - Unplug the refrigerator or shut off power at the breaker. - Remove the valve wiring harness and test each solenoid coil for continuity with a multimeter. Typical good coils read in the low tens to a few hundred ohms (varies by model). An open reading (OL) means a bad coil. - If coils have continuity, you can test for voltage during a fill cycle: restore power, manually initiate a harvest/fill (consult your model for how to advance the ice maker), and measure for 120V AC (or the model's rated voltage) at the valve terminals. If there is voltage but the valve doesn't open, the valve is bad. 6) Replace the valve if faulty - Tools: adjustable wrench, nut driver/screwdriver set, pliers, bucket, towel, replacement valve, and possibly new water line fittings. - Steps: a) Unplug the refrigerator and shut off the water supply. b) Move the fridge away from the wall to access the back panel. Remove any access panels to reach the valve. c) Place a towel/bucket under the valve to catch water. Disconnect the water supply line (have pliers for compression fittings). d) Disconnect electrical connectors from the valve and remove any mounting screws. e) Remove the old valve and install the new one in the reverse order. Position and secure the valve, reconnect electrical plugs, reconnect the water line (use new ferrule or tighten fittings securely), and restore water. f) Check for leaks and run a manual fill/test cycle. Wait for several cycles to confirm proper fill volume and no leaks. 7) Final verification - Make 2–3 test fills and check ice quality after a day. Confirm dispenser (if present) also works. Safety note: Always disconnect electrical power before opening panels or testing internal components. Turn off water supply before disconnecting water lines to avoid flooding. If you are unsure about electrical testing or working with water connections, hire a qualified appliance technician.
Common Symptoms
Ice maker not filling, slow fills/underfilled trays, overfilling or continuous trickle, water leaking under or behind fridge, no water at dispenser.
Common Causes
- Failed solenoid(s) in the water inlet valve
- Clogged inlet screen or frozen/blocked fill tube
- Low water pressure or closed/partially closed supply valve
Popular Parts That Fix This Problem
These are the most common replacement parts that fix this problem. When you're ready to order, click below to find the right part at ProsourceParts.com — just search by your appliance model number for a guaranteed fit.
Helpful Repair Tip
To confirm the valve is bad: put the ice maker into a fill cycle (or jumper the valve terminals per model instructions) and measure for line voltage at the valve. Voltage present + valve not opening = replace valve.
Frequently Asked Questions
How do I know if the ice maker water valve is bad or if it's an ice maker control problem?
Start by checking basic water supply and the fill tube for ice. Then test the valve electrically: with the fridge powered, put the ice maker into a fill cycle and measure voltage at the valve terminals. If the control sends voltage but the valve does not open, the valve is bad. If there's no voltage, the ice maker or control board is not signaling the valve and you should test the ice maker module or wiring.
Can I replace the valve myself and how long does it take?
Yes, a competent DIYer can replace the valve in about 30–60 minutes. You need to unplug the fridge, shut off the water, access the valve at the back, disconnect water and electrical connections, swap the valve, and test for leaks and proper operation. If you're not comfortable working with electrical tests or water lines, hire a technician.
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