F5
Whirlpool Dishwasher
Severity: ModerateWhat Does This Error Mean?
The F5 error means the door latch on your Whirlpool dishwasher is not engaging correctly. The dishwasher will not run if it thinks the door is not securely closed. This is usually a simple fix — and one of the most common dishwasher errors.
Affected Models
- WDT750SAHZ
- WDF520PADM
- WDT970SAHZ
- WDTA50SAHZ
- Most Whirlpool built-in dishwashers
Common Causes
- The door latch mechanism is worn out and no longer snaps into place firmly
- Food debris or residue is preventing the latch from engaging fully
- The door strike plate on the dishwasher frame is misaligned
- The wiring to the door latch switch is loose or disconnected
- The dishwasher is not level, causing the door to sit at an angle
How to Fix It
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Open the dishwasher door and clean around the latch and the door frame strike area.
Food buildup or detergent residue on the latch or strike can prevent a proper connection.
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Close the door firmly and listen for a solid click from the latch.
If you do not hear or feel a definitive click, the latch is not engaging properly.
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Check whether the dishwasher is sitting level on the floor.
An unlevel dishwasher can cause the door to not align correctly with the strike. Adjust the front leveling feet if needed.
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Inspect the plastic latch hook on the door for cracks or wear.
If the hook is cracked or the spring tension feels weak, the latch assembly needs replacing.
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Replace the door latch assembly if it is visibly damaged or fails a continuity test.
The latch is usually secured by two screws on the inside of the door panel. It is a manageable DIY repair.
When to Call a Professional
If the latch looks intact but the error persists after cleaning and alignment checks, the latch switch itself may have failed electronically. A technician can test the switch with a multimeter and replace it if needed. Door latch assemblies typically cost $20–$60 in parts.
Frequently Asked Questions
Can a misaligned door cause F5?
Yes. If the door is slightly out of alignment — either from an unlevel dishwasher or a bent hinge — the latch may not reach the strike correctly. Checking that the dishwasher is level is a quick first step that costs nothing.
How do I level my Whirlpool dishwasher?
Open the door and look at the front of the dishwasher from the side. The top of the door should be flush with the counter when closed. Adjust the front legs by turning them clockwise to raise or counterclockwise to lower. A level tool on the bottom of the tub will show you when it is perfectly level.
Is the door latch the same as the door switch?
They work together but are separate components. The latch is the mechanical hook that holds the door closed. The door switch is the electrical sensor that detects whether the latch is engaged. Both can be tested and replaced independently.