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Error code reference

Whirlpool Dishwasher Error Code 6-5

Fill valve triac on control shorted, fill valve mechanically stuck open, too many suds, or open fuse F1.

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What the 6-5 error code actually means

Your Whirlpool dishwasher is showing a water fill problem, either because a part on the control board has failed, the water inlet valve is stuck open and won't stop letting water in, or there are too many soap suds confusing the system. This can cause your dishwasher to overfill or behave unpredictably. You should address this promptly, especially if water is flowing into the tub when the dishwasher is not running.

Diagnostic procedure

The full 6-5 procedure

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1
First diagnostic step
If still filling while door is open, fill valve is mechanically stuck open. If not filling with door open, check operation in Service Diagnostics Test Cycle.
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Most common causes of 6-5

Ranked by how often they cause this code
  1. 1Fill valve mechanically stuck open
  2. 2Fill valve triac shorted on control board
  3. 3Excessive suds in the tub
  4. 4Open fuse F1 on control board

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Questions people ask about 6-5

What does 6-5 mean on a Whirlpool dishwasher?
The 6-5 code on a Whirlpool dishwasher indicates a fault in the water fill system. It can be caused by a shorted fill valve triac on the control board, a fill valve that is mechanically stuck open, excessive suds in the tub, or an open fuse F1 on the control board. The code is the dishwasher's way of signaling that something in the fill circuit is not operating correctly.
Is it safe to use my Whirlpool dishwasher with a 6-5 error code?
It is not recommended to continue using the dishwasher if this error is active, particularly if the fill valve is stuck open. A valve stuck in the open position can lead to uncontrolled water flow and potential overflow, which creates a risk of water damage to your kitchen. Discontinue use and diagnose the fault before running another cycle.
How much does it cost to repair a Whirlpool dishwasher with a 6-5 error?
Repair costs depend on which component has failed. A replacement fill valve typically costs between $20 and $60 for the part, while a control board can range from $80 to $200 or more depending on the model. If you hire a technician, labor charges will add to those figures, generally bringing the total repair cost into the range of $150 to $350 depending on the diagnosis and your location.
How do I start diagnosing and fixing the 6-5 error on my Whirlpool dishwasher?
Begin by opening the dishwasher door and watching whether water continues to flow into the tub. If it does, the fill valve is mechanically stuck open and needs to be replaced. If water is not flowing with the door open, proceed to the Service Diagnostics Test Cycle to further isolate whether the issue is the control board triac, fuse F1, or a suds-related problem.
Will resetting my Whirlpool dishwasher clear the 6-5 error code?
A reset may temporarily clear the code from the display, but it will not resolve the underlying problem. If the fill valve is stuck open, the triac is shorted, or fuse F1 has opened, the fault condition still exists and the code will return once the dishwasher attempts to operate. A proper repair of the faulty component is required to permanently clear the error.

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