33E
Samsung Refrigerator
Severity: CriticalWhat Does This Error Mean?
The 33E error means a water leak has been detected inside your Samsung refrigerator. This is a serious alert — water leaking inside a refrigerator can cause electrical hazards and floor damage. Stop using the appliance immediately and investigate the source of the leak. Do not ignore this error.
Affected Models
- RF28R7351SR
- RF23M8070SR
- RF263BEAESR
- RF22R7551SR
- Samsung refrigerators with water dispensers and ice makers
Common Causes
- Cracked or disconnected water supply line to the ice maker or dispenser
- Clogged defrost drain causing water to pool and overflow inside the fridge
- Faulty water inlet valve leaking water into areas it should not reach
- Ice maker overfilling due to a stuck inlet valve or failed ice maker sensor
- Water filter housing cracked or not seated properly — causing slow internal dripping
How to Fix It
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Unplug the refrigerator from the wall immediately.
Water near electrical components is dangerous. Disconnect power before doing anything else.
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Turn off the water supply to the refrigerator.
Find the shutoff valve behind the fridge or under the sink where the water line connects. Turn it clockwise to close it fully.
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Remove all food from the refrigerator and freezer and place in coolers.
You will need to inspect the interior thoroughly. Empty shelves give you access to see where water is coming from.
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Look inside the fridge for visible water pooling, ice, or frost in unusual places.
Check the back wall, the floor of the fridge compartment, and underneath the crisper drawers. A blocked drain often shows water pooling at the bottom.
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Do not plug the fridge back in until a technician has inspected and repaired it.
Internal water leaks can damage the compressor, control board, and wiring. A professional must find and fix the source before restoring power.
When to Call a Professional
The 33E water leak error is a critical fault. Water leaks inside a refrigerator are a potential electrical hazard. Unplug the fridge immediately and call a Samsung technician or licensed appliance repair service. Do not reconnect power until the leak source has been found and fixed. Contact Samsung support at 1-800-726-7864.
Frequently Asked Questions
Is the 33E error dangerous?
Yes — it can be. Water inside a refrigerator near electrical wiring and components is a safety risk. Unplug the fridge right away. Do not attempt to troubleshoot with the fridge connected to power. Call a technician before using the appliance again.
What is the most common cause of the 33E error?
A clogged defrost drain is the most common cause. When the drain is blocked by food debris or ice, water cannot exit properly. It pools at the bottom or overflows inside the fridge. The leak sensor picks this up and triggers the 33E alert.
How much does it cost to fix a water leak on a Samsung refrigerator?
The cost depends on what is leaking. A clogged defrost drain cleaning costs $100–$150. A faulty water inlet valve replacement runs $150–$250. If the control board was damaged by water, expect $300–$500 or more. Always get a quote before authorizing any repair.