F06 appears when the control board stops getting a consistent speed signal from the motor or drum. The washer stops rather than keep spinning without that feedback.
Brand: Whirlpool
Whirlpool Washer Error Code F06 (Motor Speed Sensor)
F06 means the control board lost a reliable speed signal from the motor or drum, most often a loose connector or worn belt.
Meaning
Possible causes
No cause is certain until it has been checked on the appliance.
- Likely Worn or loose drive belt
- Possible Speed sensor connector loose or corroded
- Rare Failing motor or power control board
First checks
- Unplug the washer and check belt tension under the drum.
- Check the speed sensor (tachometer) connector on the motor.
- Turn the drum by hand and feel for a stiff spot or listen for an odd noise.
What not to do
- Running repeated empty spin cycles just to test the fault.
An error code varies by brand
The same code can have a different meaning depending on the brand and model. Always check your appliance's manual before acting.
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When to call a professional
If the simple checks didn’t solve it, if the fix involves electrical wiring, gas, or the refrigerant circuit, or if you have any doubt at all: stop there and hand the appliance to a qualified repair professional.