7 Steps to Fix The Washer Error Code 4C


A cryptic error code is enough to ruin your laundry day. Among them, washer error code 4C is an infamous one. If you have been staring at your Samsung, LG, or other brand washing machine with the 4C error flashing at you, don’t worry. The good news is that you can fix washing machine error code 4C with some basic troubleshooting steps. So, eradicating the washer error code 4C might not always necessitate hiring a repair technician right away.

Let’s find out what this error code is associated with, why it occurs, and how to resolve it. If you want to get your laundry back on track quickly then this guide is a must-have.

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What is This Washer Error Code 4C?

Before you repair Samsung washers’ error code 4C, it’s important to understand the origin of the fault. As shared by the experts of Washing Machine Repair Dubai, the error code 4C (for some models, 4E) refers to the washer having a problem with the water supply. In short, your washing machine struggles with filling with water.

Reportedly, the problem can be related to any of the following components:

  • Clogged hose
  • Kinked or twisted hose
  • Faulty valve
  • Or, anything that blocks the water supply.

However, the washer error code 4C is more common among Samsung and LG machines. For Samsung models, the 4C or 4E error generally means that the appliance can’t access water. On the other hand, LG machines throw the same error code when they can’t detect water coming inside.

So, the washer error code 4C is inevitable when the machine is waiting for water but something is blocking it. As a consequence, your washer won’t start as well.

What Causes the 4C Error Code Among Washing Machines?

Understanding why the washer throws the error code 4C or 4E might help you solve the knot. Here are some of the most common culprits you should know about before trying to repair Samsung washers or machines from other brands.

Water Supply Issues

The water supply to your washing machine is the prime suspect whenever you witness the washer error code 4C. In case the water pressure in your home is low, your washer might have to deal with problems while filling it with water. Indeed, many modern washers need a certain level of pressure to fill up efficiently.

Another silly mistake that many users have reported to Washing Machine Repair Dubai is a turned-off water supply. Usually, it’s easy to overlook a water supply valve that is turned off. So, the connected washing machine won’t get the water it needs to run properly.

Clogged Inlet Filters

Over time, the water inlet filters of your washing machine can trap lint, dirt, or even mineral deposits (especially in areas with hard water). Undoubtedly, such accumulation can prevent your Samsung or LG washing machine from getting filled with water.

Kinked or Twisted Hoses

As you already know, any washing machine uses hoses to allow water from the supply. Now, if these hoses are kinked or twisted by any chance, then the water flow will be restricted. Consequently, this will trigger the washer error code 4C. Well, this is a common scenario, especially if those hoses barely get cleaned or replaced in a while.

Defective Water Inlet Valve

Your washing machine lets the water flow into the appliance through this inlet valve. So, your washer might display the 4C error code if the valve has a severe breakdown. The washer doesn’t get the water it needs leading to the cryptic error code.

Electrical Tantrums

Sometimes, the washer error code 4C has nothing to do with the water supply at all. According to the Washing Machine Repair Dubai technicians, an issue with the control board or faulty wiring can evoke the error code 4C or 4E. This has a higher chance when the washing machine is older or has survived a power surge.

How to Fix the LG or Samsung Washer Error Code 4C

It’s time to get down to business! Let’s check out the step-by-step guide to troubleshoot the washer error code 4C and repair Samsung washers or other laundry appliances.

1. Ensure the Water Supply is Working

Begin with confirming that your washing machine is getting water. This might sound strange but it’s often the main villain.

  • Turn on the water valves of the supply connected to your washing machine. Double-check that both the hot and cold water faucets are entirely open.
  • Additionally, pay attention to the water pressure. A partially closed valve can cause pressure differences and your washer won’t get the water. If other faucets also seem to exhibit low water pressure, call a plumber to inspect the system.

2. Examine the Hoses

Next, cast your attention to the water inlet hoses connected to the problematic washer. Here’s what you need to follow to repair Samsung washers’ 4C or 4E error code.

  • Check the washer hose for kinks, twists, or blockages. Indeed, a bent hose can obstruct water flow. So, straighten out any twists. 
  • Also, try to remove debris from the hose and rinse it properly before connecting it back to the washing machine. 
  • Additionally, the hose should not have any leaks. A small leak can disturb the water flow and trigger the error code 4C. So, pay attention to the hose and see if you can detect any leakage. Replace the hose if you find any leaks.

3. Clean the Inlet Filters

If the overall water supply and hose system appear just fine, the next step is to ensure that everything is OK with the inlet filters. These small filters can accumulate debris. Once clogged, they can prevent water from flowing inside the washer. As a result, you might encounter the washer error code 4C.

Here’s how you can handle the situation and fix washing machine error code 4C.

  • Turn off and unplug your washer. Also, turn off the associated water supply to avoid any mess.
  • Next, take a wrench to loosen the hose connections which are usually at the rear side of the washing machine.
  • Locate the filters. Typically, they are found where the hoses connect to the washer. If you struggle with finding them, refer to the user’s manual. However, you might require pliers and other tools to access the inlet filters.
  • Bring out the filters and clean them with an old toothbrush. Use gentle strokes to get rid of dirt, lint, or mineral buildup.
  • Now, you can put the filters and hoses back to their original positions. Turn on the water supply and the washing machine.

See if the washer still throws the 4C error code. On a related note, contact a Washing Machine Repair Dubai technician if you find it hard to clean the inlet filters on your own.

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4. Remove Residue from the Detergent Tray

After you have addressed the inlet or mesh filters, it’s better to focus on the detergent tray or dispenser. Sometimes, a clogged detergent tray might send your washer a false signal. Consequently, you might encounter the washer error code 4C.

So, clean the detergent dispenser or tray. Utilise a brush to get rid of stubborn debris and buildup from the detergent tray. In addition, avoid non-HE (high-efficiency) detergents as they lead to excessive suds. And, it can restrict your washing machine from operating correctly. 

5. Inspect the Water Inlet Valve

The next step to fix washing machine error code 4C is checking the water inlet valve. This specific component is responsible for the water flow into the appliance. In case the water valve is faulty, the washer won’t get sufficient water or any water at all.

Now, let’s check out how you can examine the inlet valve and fix Samsung washers.

  • Turn off the washing machine’s power and water supply.
  • Then, find out the water valve. You can find it where the inlet hoses connect to your washer. Check the manufacturer’s instructions as the water inlet valve is quite tricky to find.
  • Once located, see if the valve has cracks or wear on it. If yes, then replace the valve.

You might have to consider expert intervention here if you are not comfortable with tools and electronics. Certified professionals from Washing Machine Repair Dubai can easily replace the inlet valve and test it for optimal functionality.

6. Take a Look at the Pressure Switch

Are you still suffering from the washer error code 4C? Then, pay attention to the pressure switch that monitors the water level in the washing machine. Typically, the pressure sensor switch resides under the top panel or control panel of the washing machine.

However, the exact position might vary from one appliance to another. For the best results, refer to the machine’s user manual. After you locate the pressure switch, disconnect its wires. Test them with a multimeter.

Make sure that you set the multimeter to ohms. If you get no reading then the pressure sensor switch seems to be faulty. Replace the pressure switch and this should fix washing machine error code 4C.

7. Reset Your Washing Machine

Often, error codes are temporary glitches and you can eliminate them with a simple reset. Here’s how to repair Samsung washers with a quick reset.

  • Safety first, so, disconnect your washing machine from the power source.
  • Now, wait for a couple of minutes. Meanwhile, the appliance will get its time to reset its internal circuits.
  • After 2 minutes or so, you can plug the washing machine back in. the, turn the appliance on.

Finally, see if the washer error code 4C persists.

Should You Call a Professional?

If you still can’t get rid of the error code 4C then we recommend contacting Washing Machine Repair Dubai. The experts should repair the damaged control board, electrical components, and more intricate issues. 

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