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My Whirlpool Dishwasher is not Cleaning Dishes

Why is your Whirlpool dishwasher not washing your dishes? Good question. We don't know. But we will, because below you'll find a list of possible causes, with instructions on how to test each one. Work your way down the list and you'll find the reason. When you do, we'll have the part you need ready to order, and instructions on how to install it. Your frustration will melt away and you might just feel satisfaction in saving money on a technician and doing the repair yourself.
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Common solutions for: Whirlpool Dishwasher not cleaning
Solution 1:
Water Inlet Valve
The water inlet valve opens to allow water to enter the dishwasher. If the valve is clogged or defective, the dishwasher won’t get enough water to clean dishes properly. If the water inlet valve is cl...ogged, replace it. Do not attempt to clean the water inlet valve—cleaning the valve could make it more likely to fail.
Required Part
Dishwasher Water Inlet Valve
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Solution 2:
Water Pump Belt
The water pump belt might be worn or broken. However, few dishwashers have a water pump belt, you should search for your model number to determine if it has a water pump belt. To access the water pump... belt, remove the lower panel. The water pump belt is located on the bottom of the motor. If the water pump belt is broken or worn, replace it.
Required Part
Dishwasher Water Pump Belt
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Solution 3:
Center Wash Arm Assembly
The center wash arm circulates water to the dishes in the upper rack. If water can’t flow properly through the center wash arm, the dishes in the upper rack won’t be cleaned properly. Over time, food ...particles can get trapped in the tiny holes in the wash arm. If your dishes are coming out dirty, the wash arm might be clogged. To unclog the center wash arm, remove the wash arm and dislodge any debris from the holes. If the wash arm is extremely clogged, replace it. In addition, make sure that the center wash arm assembly is mating properly with the water supply nozzle.
Required Part
Dishwasher Center Wash Arm Assembly
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Solution 4:
Lower Wash Arm
Required Part
Dishwasher Lower Wash Arm
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Solution 5:
Lower Wash Arm Assembly
The lower wash arm circulates water to the dishes in the lower rack. If water can’t flow properly through the lower wash arm, the dishes in the lower rack won’t be cleaned properly. Over time, food pa...rticles can get trapped in the tiny holes in the wash arm. If your dishes are coming out dirty, the wash arm might be clogged. To unclog the lower wash arm, remove the wash arm and dislodge any debris from the holes. If the wash arm is extremely clogged, replace it.
Required Part
Dishwasher Lower Wash Arm Assembly
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Solution 6:
Upper Wash Arm Assembly
The upper wash arm circulates water to the dishes in the upper rack. If water can’t flow properly through the upper wash arm, the dishes in the upper rack won’t be cleaned properly. Over time, food pa...rticles get trapped in the tiny holes in the wash arm. If your dishes are coming out dirty, the wash arm might be clogged. To unclog the upper wash arm, remove the wash arm and dislodge any debris from the holes. If the wash arm is extremely clogged, replace it.
Required Part
Dishwasher Upper Wash Arm Assembly
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