Whirlpool Corporation Washer machine-and-motor control board (electronic control board / ACU assembly) W11419171, Replaces W11266006

Item #10 in diagram

W11266006

7MMVW7230LC0, 7MMVW7230LW0, MVW7230HC0, MVW7230HW0, MVW7232HC0, MVW7232HW0

How do I know if my washer's control board is bad or if it's another component?

Diagnosing a bad control board can be tricky because the board controls everything — so when it fails, symptoms can mimic other component failures. Here's how to narrow it down:Signs pointing to a BAD CONTROL BOARD:

• Washer is completely dead — no lights, no sounds, no response — but you've verified the outlet has power (test with another device) and the power cord is intact.
• Visible damage on the board — burned components, scorch marks, melted areas, or bulging capacitors (requires opening the console to inspect).
• Multiple unrelated functions fail — for example, the washer won't fill AND won't spin AND displays random errors. When several systems fail simultaneously, the common link is the control board.
• Erratic behavior — washer starts and stops randomly, displays changing error codes, or behaves unpredictably.
• Failure after power surge — if the washer stopped working after a storm, power outage, or electrical event, the board may have been damaged.

Signs pointing to OTHER COMPONENT failures:

• Washer won't start + F5 E2 error — likely the lid lock switch, not the board. Test the lid lock for continuity.
• Washer won't spin + F7 E1 error — could be the motor, shift actuator, or rotor position sensor. Test these components.
• Washer won't drain — likely the drain pump. Listen for the pump motor; test for continuity.
• Washer won't fill + F8 E1 error — could be water inlet valves, water supply issue, or pressure switch.
• Single function fails — when only ONE system fails (only spin, only drain, only fill), suspect that specific component first.

Diagnostic approach:

1. Check for visible board damage.
2. Verify power supply to the washer.
3. Note the specific error code and research what component it relates to.
4. Test the suspected component with a multimeter.
5. If individual components test good but the washer still malfunctions, the control board is likely the cause.

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