Frigidaire Dishwasher Not Draining: Reasons And Solutions

“Say goodbye to dishwasher woes! Explore the common reasons why your Frigidaire dishwasher is not draining and discover expert solutions to restore its peak performance. Get your dishes sparkling again with our easy-to-follow troubleshooting guide!”

If you own a Frigidaire dishwasher, you know how convenient it is for cleaning and sanitizing your dishes. However, encountering an issue with the dishwasher not draining can be frustrating.

In this article, we will explore the common reasons behind this problem and provide effective solutions to get your dishwasher back to working perfectly.

Understanding the Importance of Proper Drainage

Before diving into the reasons behind a Frigidaire dishwasher not draining, let’s understand the significance of proper drainage. Efficient draining is crucial for removing wastewater from the dishwasher, ensuring clean dishes after each cycle.

When the drainage process is disrupted, it can lead to standing water in the dishwasher, which may result in foul odors, mold growth, and ineffective cleaning.

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The Frigidaire Dishwasher Not Draining: Top Reasons

Common Reasons for a Frigidaire Dishwasher Not Draining

Blocked or Clogged Drainage System

A common reason why your Frigidaire dishwasher may not be draining properly is a blocked or clogged drainage system. Over time, food particles, soap scum, and debris can accumulate in the drainage system, causing a blockage that prevents water from flowing out.

Faulty Drain Pump

The drain pump is responsible for removing the water from the dishwasher during the draining cycle. If the drain pump malfunctions or gets damaged, it will hinder the drainage process, leaving water at the bottom of the dishwasher.

Damaged Drain Hose

The drain hose is a vital component that carries the water from the dishwasher to the sink’s drain or the garbage disposal unit. A damaged or kinked drain hose can restrict water flow, leading to drainage issues.

Clogged Garbage Disposal

In households with a connected garbage disposal unit, a clog in the disposal system can affect the dishwasher’s drainage. When the disposal is clogged, water from the dishwasher will have difficulty passing through, resulting in standing water.

Air Gap Blockage

An air gap is a safety feature in dishwashers that prevents dirty water from flowing back into the dishwasher. If the air gap is clogged or blocked, it can disrupt the draining process and lead to water accumulation.

Drain Impeller Problems

The drain impeller is a part of the dishwasher’s pump assembly that helps to remove water during drainage. If the impeller is broken or not functioning correctly, the dishwasher may struggle to drain efficiently.

Incorrect Installation

Improper installation of the dishwasher can also be a reason for drainage problems. If the dishwasher is not level or not connected to the drainage system correctly, it can lead to drainage issues.

Overloaded Dishwasher

Overloading the dishwasher with an excessive number of dishes can overwhelm the drainage system. The dishwasher may not be able to drain all the water effectively, leaving some behind.

Malfunctioning Electronic Control Board

The electronic control board regulates the dishwasher’s various functions, including draining. A malfunctioning control board can disrupt the draining cycle and cause water to remain in the dishwasher.

Draining Cycle Interference

Opening the dishwasher door during the draining cycle can interrupt the drainage process. It is essential to allow the cycle to complete before opening the dishwasher door.

Old or Worn-out Parts

Over time, dishwasher components can wear out or become damaged. Old or worn-out parts, such as gaskets or seals, may cause water leakage, affecting the draining process.

Excessive Detergent Usage

Using too much detergent can create excess suds, leading to drainage problems. The dishwasher may struggle to pump out water mixed with excessive soap bubbles.

High Drain Loop

A high drain loop prevents water from the sink from flowing back into the dishwasher. If this loop is not appropriately installed, it can lead to drainage issues.

Water Inlet Valve Issue

The water inlet valve controls the water flow into the dishwasher. If it malfunctions or gets stuck, it may hinder water from draining out.

Grease Buildup in the Drainage System

Grease and oil can accumulate in the drainage system over time, creating a blockage that prevents water from draining effectively.

The Frigidaire Dishwasher Not Draining: Top Solutions

Frigidaire Dishwasher Not Draining Step-by-Step Solutions

Check for Clogged Drainage Hose 

One of the most common reasons for a dishwasher not draining is a clogged drainage hose. Food particles, debris, and soap scum can build up over time, obstructing the water flow. To check for this issue, follow these steps:

Step 1

Turn off the dishwasher and disconnect it from the power source.

Step 2

Locate the drainage hose at the back of the dishwasher. It is usually connected to the sink’s plumbing or garbage disposal unit.

Step 3

Remove the drainage hose carefully and inspect it for any blockages. Use a long brush or a pipe cleaner to dislodge and remove any debris.

Step 4

Reconnect the drainage hose and ensure it is securely attached.

Clean the Filter 

The dishwasher’s filter is responsible for catching food particles and preventing them from clogging the drain. If the filter becomes dirty or clogged, it can lead to drainage issues. Here’s how to clean the filter:

Step 1

Locate the filter at the bottom of the dishwasher. It is usually found near the spray arm.

Step 2

Remove the filter gently and rinse it under running water to remove any debris.

Step 3

Use a soft brush or toothbrush to scrub the filter and remove any stubborn residue.

Step 4

Once the filter is clean, reinsert it back into its place securely.

Check the Air Gap 

The dishwasher’s air gap prevents wastewater from flowing back into the dishwasher. If it gets clogged or blocked, it can lead to drainage problems. To check the air gap:

Step 1

Locate the air gap, which is usually mounted on the countertop or sink.

Step 2

Remove the cap and inspect the air gap for any obstructions. Clean it thoroughly if you find any debris.

Step 3

Reattach the cap and ensure it fits securely.

Inspect the Drain Pump 

A faulty drain pump can also cause drainage issues in your Frigidaire dishwasher. The drain pump is responsible for expelling the water from the dishwasher during the drain cycle. To inspect the drain pump:

Step 1

Access the drain pump, which is usually located at the bottom of the dishwasher.

Step 2

Check the pump for any signs of damage or blockages. Remove any debris that might be affecting its performance.

Step 3

Manually turn the pump’s impeller to ensure it moves freely. If it feels stuck or stiff, the pump may need to be replaced.

Step 4

If the drain pump appears to be damaged or dysfunctional, consider contacting a professional technician to replace it.

Verify the Drain Solenoid

The drain solenoid is an essential component responsible for opening the drain valve during the drain cycle. If the solenoid fails, the dishwasher won’t drain properly. Here’s how to check the drain solenoid:

Step 1

Locate the drain solenoid, which is usually found at the bottom of the dishwasher near the drain pump.

Step 2

Test the solenoid for continuity using a multimeter. If there is no continuity, it indicates a faulty solenoid that needs replacement.

Step 3

Replace the drain solenoid if necessary, or seek professional assistance if you are unsure about the testing and replacement process.

Examine the Drain Impeller 

The drain impeller is responsible for pushing water through the drain hose. If it is damaged or broken, it can lead to drainage problems. To examine the drain impeller:

Step 1

Access the drain impeller, which is usually located at the base of the dishwasher.

Step 2

Inspect the impeller for any cracks, breaks, or signs of wear. Replace it if needed.

Step 3

Ensure the impeller spins freely. If it feels stuck or stiff, it might be causing the drainage issue.

Step 4

If you find any issues with the drain impeller, consider contacting a professional for a replacement.

Run a Maintenance Cycle 

Running a maintenance cycle can help remove any remaining debris and buildup in the dishwasher. Follow these steps:

Step 1

Remove all dishes and utensils from the dishwasher.

Step 2

Place a dishwasher-safe bowl filled with white vinegar on the top rack of the empty dishwasher.

Step 3

Run a hot water cycle with the dishwasher set to the highest temperature. The vinegar will help dissolve any remaining residue.

Step 4

Once the cycle is complete, inspect the drainage and check if the issue persists.

Seek Professional Help 

If you have tried all the solutions mentioned above and your Frigidaire dishwasher still doesn’t drain correctly, it might be time to seek help from a professional appliance repair technician. They have the expertise and tools to diagnose and fix complex issues with your dishwasher effectively.

Tips to Avoid Future Drainage Issues of Your Frigidaire Dishwasher

Now that we are familiar with common drainage issues let’s explore essential tips to prevent these problems:

Regular Maintenance

Performing routine maintenance on your Frigidaire dishwasher is vital to its smooth operation. Clean the filters regularly and remove any debris or food particles that might cause clogging.

Scrape Off Food Residues

Before loading the dishes, scrape off excess food residues and avoid rinsing dishes, as some detergents work more effectively with food particles present.

Load Dishes Properly

Ensure dishes and utensils are loaded properly, leaving enough space between them and not blocking the spray arms. Refer to the dishwasher’s user manual for guidance on loading.

Run Hot Water Before Starting the Dishwasher

Before starting a cycle, run hot water in the sink until it becomes hot. This helps the dishwasher begin its cycle with hot water, improving cleaning performance.

Use the Right Detergent

Select a dishwasher detergent that is recommended for Frigidaire dishwashers and avoid using excessive amounts. Too much detergent can lead to oversudsing and drainage issues.

Check Garbage Disposal Connection

If your dishwasher is connected to a garbage disposal, ensure the disposal unit is clear and functioning correctly to allow proper water drainage.

Inspect the Drain Hose

Regularly inspect the dishwasher’s drain hose for any kinks, bends, or blockages. A free-flowing drain hose is essential for effective drainage.

Avoid Overloading

Resist the temptation to overload the dishwasher, as it can lead to uneven water distribution and poor cleaning results.

Clean the Spray Arms

Check and clean the dishwasher’s spray arms to remove any mineral deposits or debris that might hinder water flow.

Run Monthly Vinegar Cleaning

Once a month, run an empty dishwasher with a cup of vinegar on the top rack. This helps remove build-up and odors, ensuring a fresh and clean dishwasher.


A Frigidaire dishwasher not draining can be a bothersome problem, but with the right approach, it can be resolved effectively. By understanding the common reasons behind this issue and following the step-by-step solutions provided in this article, you can restore proper drainage and enjoy the convenience of a fully functional dishwasher.

FAQs On Frigidaire Dishwasher Not Draining

Q. Why is my Frigidaire dishwasher not draining?

There are several potential reasons for this issue, including a clogged drain hose, blocked garbage disposal, faulty drain pump, defective drain valve, malfunctioning high-limit thermostat, or improper installation.

Q. How do I check the drain hose for clogs?

Inspect the drain hose visually, and if you suspect a clog, detach the hose and clean it thoroughly.

Q. Can a faulty drain pump be repaired, or should it be replaced?

In some cases, a faulty drain pump might be repairable, but if it’s beyond repair, replacing it is the best option.

Q. Is a blocked garbage disposal a common reason for drainage problems?

Yes, a blocked garbage disposal can hinder proper drainage from the dishwasher.

Q. Should I seek professional help if the issue persists after trying the solutions?

If the problem persists despite attempting the solutions mentioned in the article, it’s advisable to seek professional assistance from a qualified dishwasher repair technician.

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