Error code reference

Whirlpool Dishwasher Error Code 6-2

Inlet water

Whirlpool codesWhirlpool dishwasher codes

Inlet water - Fill valve electrical problem. Loose connection in Fill Valve Circuit and/or open fill valve solenoid, open fuse on control to fill valve, or faulty Fill Valve Drive Circuit on control.

First step from the service manual

Unplug dishwasher or disconnect power and check resistances of fill valve solenoid and all connections in the fill circuit with meter. Fix/replace open connection/part. Refer to Fuse Check on Page 1.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What 6-2 means on a Whirlpool dishwasher

Error code 6-2 on a Whirlpool dishwasher indicates the control board has detected an electrical fault in the fill valve circuit. Specifically, the board is seeing an open circuit condition, meaning current is not completing its path through the fill valve solenoid or the wiring that connects it. The fault can originate from a broken wire, a loose or corroded connector in the fill circuit harness, or a failed fill valve solenoid coil that has gone open internally. Diagnosis requires a multimeter to check resistance across the solenoid terminals and continuity throughout the circuit.

For homeowners, the fill valve is the electrically controlled part that opens to let water into the dishwasher at the start of a cycle. When the control board tries to energize this valve and detects no proper electrical response, it throws the 6-2 code and halts the cycle. The dishwasher is not filling with water, which is why the wash cycle cannot proceed.

Before replacing any parts, disconnect power and use a multimeter to measure the resistance of the fill valve solenoid and check every connector in the fill circuit for looseness, corrosion, or damage. A healthy solenoid typically reads in the range of 200 to 500 ohms. A reading of infinite resistance confirms an open solenoid that needs replacement.

Source: manufacturer service documentation.

Common causes of 6-2

  1. 01

    Open fill valve solenoid coil

    Part replacement

    The solenoid coil inside the fill valve can burn out or break internally, creating an open circuit that the control board detects as a 6-2 fault. A multimeter will read infinite resistance across the solenoid terminals when this has occurred.

  2. 02

    Loose or disconnected wiring connector in fill circuit

    Wiring / connection

    A connector in the harness between the control board and the fill valve can work loose from vibration over time, breaking the electrical path and triggering the 6-2 code. Re-seating or repairing the connector resolves the fault without replacing the valve.

  3. 03

    Corroded or damaged wiring in fill circuit

    Part replacement

    Moisture exposure can corrode connector pins or degrade wire insulation in the fill valve circuit, causing high resistance or an open condition. Visually inspect the harness for green or white corrosion at terminals and any signs of chafed or broken wires.

  4. 04

    Failed control board fill valve relay or output

    Part replacement

    If the fill valve solenoid and all wiring check out within spec, the control board output responsible for energizing the fill valve circuit may have failed. This is the least common cause and should only be suspected after all wiring and the solenoid itself have been ruled out.

See the test procedure for each cause

Frequently asked questions about 6-2

What does error code 6-2 mean on a Whirlpool dishwasher?
Code 6-2 means the control board detected an electrical problem in the fill valve circuit, specifically an open circuit condition. This is caused by a loose or broken connection in the fill valve wiring harness or a failed fill valve solenoid coil. The dishwasher cannot fill with water and will not complete a cycle until the fault is resolved.
How do I fix error code 6-2 on my Whirlpool dishwasher?
Start by unplugging the dishwasher or shutting off its circuit breaker. Locate the fill valve, typically at the bottom-left of the machine behind the lower access panel, and disconnect the wiring harness connector. Use a multimeter set to resistance mode and measure across the solenoid terminals. An open reading (OL or infinite) means the solenoid has failed and the fill valve needs replacement. If the solenoid reads in a normal range (roughly 200-500 ohms), inspect every connector in the fill circuit for looseness or corrosion and re-seat or repair as needed.
Can I still use my Whirlpool dishwasher when it shows code 6-2?
No. When the 6-2 code is active, the dishwasher will not allow water to enter and cannot complete a wash cycle. Running the unit in this condition serves no practical purpose and will not clear the code. The underlying fill valve circuit fault must be diagnosed and repaired before the dishwasher will operate normally.
How much does it cost to fix a 6-2 error on a Whirlpool dishwasher?
If the fix is simply reseating a loose connector, there is no parts cost. A replacement fill valve assembly typically costs between $20 and $60 in parts depending on the model. If you are doing the repair yourself, the total cost stays within that parts range. A professional repair technician will add a service call fee and labor, commonly bringing the total to $100-$200. Given the accessible location of the fill valve and the simplicity of the electrical check, many homeowners with basic tool skills can handle this repair themselves.
Will clearing the error code fix a 6-2 fault on a Whirlpool dishwasher?
Clearing or resetting the code without fixing the underlying electrical problem will not resolve the fault. The control board will detect the same open circuit condition the next time it tries to energize the fill valve and will display 6-2 again. The solenoid resistance and all wiring connections in the fill circuit need to be tested and any failed component repaired or replaced before the code stays cleared.

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