7 Reasons Why Your Whirlpool Dishwasher Is Not Filling With Water

7 Reasons Why Your Whirlpool Dishwasher Is Not Filling With Water
Table of Contents

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1. Water Supply Issues

Water supply issues are common culprits for a Whirlpool dishwasher not filling with water. To troubleshoot:

  • Check the water supply: Ensure the water supply to the dishwasher is turned on and functioning correctly.
  • Inspect for obstructions: Look for any potential clogs or obstructions in the dishwasher’s water inlet system, starting with the filter.
  • Clean or replace the filter: A clogged or faulty filter can hinder water flow. Cleaning or replacing it can resolve this issue.
  • Check the water inlet valve: A faulty valve may prevent water from entering the dishwasher. Symptoms include no water filling or insufficient amounts during a cycle.
  • Adjust dishwasher settings: Sometimes, minor issues can be resolved by adjusting settings on the control panel.
  • Refer to the manual: Consult your Whirlpool dishwasher manual for specific troubleshooting instructions, especially regarding the water inlet valve.
  • Start with the basics: Begin by checking for interruptions in the water supply and examining possible blockages in the filter and inlet valve components.
  • Follow recommended steps: Address initial concerns and follow troubleshooting steps outlined in the manual to identify and resolve the issue effectively.

2. Faulty Water Inlet Valve

A common issue with Whirlpool dishwashers not filling with water is a faulty water inlet valve, responsible for regulating water flow into the machine. This malfunction can disrupt the washing cycle, resulting in no water entering the dishwasher.

Troubleshooting Steps

  • Check the water supply to ensure it’s not restricted or turned off.
  • Inspect the inlet hose for kinks or damage that could impede water flow, and clean or replace as needed.
  • Turn off power and water supply, then examine the water inlet valve for damage such as cracks or leaks.
  • Remove any debris obstructing the valve’s functionality.

If issues persist after troubleshooting other components like filters and settings, consider replacing the water inlet valve. Replacement valves designed for Whirlpool dishwashers are available at many appliance stores. Consult the dishwasher manual for guidance on replacement procedures.

3. Clogged or Faulty Dishwasher Filter

If your Whirlpool dishwasher isn’t filling with water, a potential cause could be a clogged or faulty dishwasher filter. The filter plays a critical role in preventing debris and food particles from entering the dishwasher’s water system, but over time, it can become obstructed, impeding water flow.

Addressing the Issue

  • Turn off and disconnect the dishwasher from its power source before performing any maintenance.
  • Access the filter, which may require removing the lower dish rack depending on your Whirlpool model.
  • Carefully remove the filter from its housing to inspect and clean or replace it.

Cleaning or Replacement

  • Use a soft brush or toothbrush to thoroughly clean any visible blockages, such as food particles or debris.
  • Check the filter for signs of damage like cracks or tears; if present, consider replacing it with a new one.

4. Malfunctioning Float Switch

The float switch is a common culprit when a Whirlpool dishwasher fails to fill with water. This small device, located in the base of the dishwasher tub, monitors the water level inside the appliance. When water reaches a certain level, the float switch triggers the inlet valve to shut off, stopping water flow. If the float switch malfunctions, it can prevent water from entering the dishwasher.

  • Begin troubleshooting by inspecting the float switch for damage or obstruction. Clean around and underneath it to remove any debris.
  • Check for loose connections between the float switch and other dishwasher components.
  • If cleaning doesn’t solve the issue, consider replacing the faulty float switch. Disconnect power and turn off the water supply before replacing.
  • Consult the Whirlpool dishwasher manual or customer support for specific instructions on safely replacing the float switch.
  • Use appropriate tools during troubleshooting to avoid accidental damage.

If your Whirlpool dishwasher isn’t filling with water despite no other apparent issues, addressing problems with the float switch may restore normal functioning and ensure proper water supply.

5. Incorrect Dishwasher Settings

Incorrect dishwasher settings can lead to issues with water filling in your Whirlpool dishwasher. Ensure settings are configured correctly:

  • Check water filling settings, adjusting for appropriate intensity and temperature.
  • Avoid interference from energy-saving or quick wash cycles that use less water.
  • Consult the user manual or Whirlpool’s website for guidance on settings and troubleshooting.
  • Inspect and clean or replace the filter:

6. Kinked or Damaged Water Inlet Hose

One potential cause of your Whirlpool dishwasher not filling with water could be a kinked or damaged water inlet hose, which connects the dishwasher to your home’s water supply. Over time, these hoses can become twisted, bent, or develop cracks and leaks, leading to restricted water flow. To diagnose the issue, turn off the dishwasher, disconnect it from power, and examine the hose for damage.

  • Check for visible signs of damage like bends, kinks, bulges, or leaks.
  • If there are minor kinks, try gently straightening them by hand.
  • For significant bends or cracks causing leaks or blockages, consider replacing the hose promptly.

Regular inspection and maintenance of components like the water inlet hose are essential for preventing dishwasher water filling problems.

7. Electronic Control Board Problems

Electronic control board malfunctions can cause your Whirlpool dishwasher to not fill with water. This board regulates dishwasher functions, including water intake, and when faulty, disrupts communication among components.

  • Listen for a humming sound without water entering, indicating power to the control board but a failure to signal the water inlet valve.
  • Error codes or flashing lights on the control panel may indicate a malfunctioning control board.
  • Conduct a visual inspection for damage or burnt components on the board.

Exercise caution when troubleshooting electrical issues, considering professional assistance if unsure. Repair or replacement may be necessary based on the extent of damage.

Tips To Avoid a Whirlpool Dishwasher From Not Filling With Water

To prevent a Whirlpool dishwasher from not filling with water, follow these tips for optimal performance and clean dishes. Regularly check and maintain the water supply, ensuring the valve is fully open and no obstructions block the line. If you notice reduced water flow, consult a plumber. 

Clean the dishwasher filter regularly to prevent clogs from food particles. Refer to the user manual for proper cleaning instructions. Adjust dishwasher settings correctly to ensure proper operation, selecting suitable wash cycles and water filling settings. If issues persist, seek professional assistance from an appliance technician or Whirlpool customer support.

  • Regularly inspect and maintain the water supply.
  • Clean the dishwasher filter to prevent clogs.
  • Ensure correct dishwasher settings for proper operation.


Encountering issues with your Whirlpool dishwasher not filling with water can be frustrating, but armed with knowledge and a troubleshooting mindset, you can overcome these challenges. By examining the various factors discussed in this article, such as water supply problems, faulty components like the water inlet valve or float switch, incorrect dishwasher settings, clogged filters, kinked or damaged water inlet hoses, and electronic control board issues, you now possess the tools to diagnose and address these issues effectively. 

Additionally, ensure that your dishwasher’s settings are properly adjusted for optimal water filling. Regularly inspecting and maintaining your dishwasher’s water supply connections will help identify any potential kinks or damage that may impede proper water flow.

While facing difficulties with your appliance can be daunting at times, remember that by following these guidelines and seeking appropriate solutions when necessary, you can restore proper functionality to your Whirlpool dishwasher. With persistence and a proactive approach towards maintenance and problem-solving methods outlined here today, you’ll soon be enjoying spotless dishes once more – effortlessly achieved with a fully functioning Whirlpool dishwasher.


What are common reasons for a Whirlpool dishwasher not filling with water?

Several reasons could cause a Whirlpool dishwasher not to fill with water:

1. Water Inlet Valve: The water inlet valve may be faulty or clogged.

2. Float Switch: The float switch, responsible for controlling the water level, might be malfunctioning.

3. Clogged Supply Lines: Blocked water supply lines can restrict water flow.

Can I troubleshoot issues with the dishwasher’s water inlet valve or float switch on my own?

Yes, you can perform basic troubleshooting:

1. Water Inlet Valve: Check for any visible damage or debris. If it’s clogged, cleaning it might solve the issue. If it’s faulty, it may need replacement.

2. Float Switch: Ensure there’s no debris obstructing the float’s movement. Gently lift and lower the float to check if it moves freely.

Are there DIY solutions for problems related to clogged water supply lines or filters?


1. Clogged Supply Lines: Turn off the water supply, disconnect the lines, and clear any debris. Reconnect and test.

2. Clogged Filters: Remove and clean filters in the dishwasher. Refer to the manual for filter locations.

How do I address issues when the dishwasher doesn’t receive sufficient water for the wash cycle?

If the dishwasher isn’t getting enough water, check the water pressure and ensure the float switch and water inlet valve are functioning correctly. Additionally, inspect the water supply lines for any kinks or blockages.

When is it advisable to consult with a professional for Whirlpool dishwasher water supply issues?

If basic troubleshooting doesn’t resolve the problem, or if you’re uncomfortable dealing with water-related components, it’s advisable to consult a professional. Water supply issues may require expertise to ensure proper diagnosis and repair

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