Repair Riot

Washer Won't Stop Running

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Quick answer

Turn off the washer at the circuit breaker to stop it immediately. Check for a clogged drain pump, faulty water level sensor, or control board issues. Reset the machine after clearing any blockages.

Confirm the symptom

Tools and prep

Step-by-step troubleshooting

  1. Check Drain Pump
    Do: Locate the drain pump (usually at the front or bottom of the washer) and inspect for clogs.
    Observe: Debris or lint blocking the pump impeller.
    Means: Clogged drain pump prevents water from draining, causing the machine to think it's still filling.
    Next: Clean the pump and restart the washer.
  2. Inspect Water Level Sensor
    Do: Check the water level sensor and its hose for cracks or leaks.
    Observe: Water pooling around the sensor or a disconnected hose.
    Means: A faulty sensor can send incorrect signals to the control board.
    Next: Replace the sensor if damaged.
  3. Reset the Washer
    Do: Unplug the washer or turn off power at the circuit breaker for 1 minute.
    Observe: Machine powers off completely.
    Means: A reset can clear temporary glitches in the control system.
    Next: Plug in and restart the washer to see if it completes the cycle.
  4. Test Control Board
    Do: Look for visible damage on the control board (burn marks, swollen capacitors).
    Observe: Signs of electrical damage or error codes on the display.
    Means: A malfunctioning control board may fail to send stop signals.
    Next: Replace the control board if damaged.
  5. Check Door Latch Switch
    Do: Ensure the door is fully closed and the latch switch is engaged.
    Observe: Door light not illuminating or the washer not starting.
    Means: A faulty door switch can prevent the washer from recognizing the door is closed.
    Next: Replace the door latch assembly if necessary.
  6. Verify Water Inlet Valve
    Do: Inspect the water inlet valve for mineral buildup or blockages.
    Observe: Reduced water flow or inconsistent filling.
    Means: A clogged inlet valve can cause the washer to overfill or run continuously.
    Next: Clean or replace the inlet valve.

Common causes

CauseLikelihoodDifficultyPart often needed
Clogged Drain Pump
Blocked pump prevents water from draining, causing the washer to think it's still filling.
CommonEasyDrain Pump Filter or Pump Assembly
Faulty Water Level Sensor
A damaged sensor sends incorrect water level readings to the control board.
CommonEasy–MediumWater Level Sensor
Control Board Malfunction
Electrical issues on the board prevent proper cycle control.
SometimesHardControl Board
Door Latch Switch Failure
The switch fails to signal the door is closed, causing the washer to pause or restart.
SometimesMediumDoor Latch Assembly
Clogged Water Inlet Valve
Mineral deposits or debris restrict water flow, leading to overfilling.
SometimesEasy–MediumWater Inlet Valve
Faulty Timer or Motor Control
Older models may have a timer or motor control that fails to advance the cycle.
RareHardTimer or Motor Control Module

Parts matching

If you need replacement parts, match your washer's make and model to the correct components:

Keep your washer's model number handy to ensure accurate part compatibility.

When to call a professional

FAQ

Can a clogged drain pump cause the washer to run continuously?

Yes, a clogged drain pump prevents water from draining, making the washer think it's still filling, which can cause it to run nonstop.

How do I reset my washing machine?

Unplug the washer for 1 minute or turn off the power at the circuit breaker, then plug it back in and restart the cycle.

Why is my washer not recognizing the door is closed?

A faulty door latch switch may not signal the control board that the door is closed, causing the washer to pause or restart.

What should I do if the control board is damaged?

If the control board has visible damage like burn marks, it should be replaced by a qualified technician.

Can a faulty water inlet valve cause the washer to overfill?

Yes, a clogged or faulty inlet valve can lead to overfilling, causing the washer to run continuously.