Appliance Won't Start — Common Causes & Parts
Appliance Won't Start
When an appliance has power but won't start, the problem is usually one of these components.
Washer Won't Start
- Lid Switch / Door Latch — Most common. The safety switch prevents operation when lid/door is open. Test with multimeter.
- Control Board — Look for burnt components or failed relays on the board.
- Timer (older models) — Timer motor fails and the cycle never advances to start.
Dryer Won't Start
- Door Switch — #1 cause. Broken door switch = dryer won't run even with door closed.
- Thermal Fuse — Blown fuse cuts all power to controls and motor.
- Start Switch — The push-to-start switch itself fails.
Dishwasher Won't Start
- Door Latch — Dishwasher won't run unless the door latch is fully engaged and the switch activates.
- Control Panel — Child lock enabled accidentally, or control board failed.
- Thermal Fuse — Cuts power to controls after overheat event.
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