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Whirlpool Dishwasher Error Code F2 (Leak Detected)

F2 means the dishwasher’s leak sensor detected water in the base pan, a safety shutoff to prevent damage.

Risk: High

Meaning

F2 triggers when the anti-leak safety sensor detects water in the base pan of the unit. It’s a safeguard that shuts the dishwasher down to prevent damage.

The information provided here is a diagnostic aid and does not replace the intervention of a qualified professional.

Possible causes

No cause is certain until it has been checked on the appliance.

Likely Internal leak from a hose or gasket
Possible Oversudsing that overflowed
Possible Dripping water inlet valve

Tools needed

Towels
Shallow tray
Flashlight
Screwdriver

First checks

Cut power and water supply before any inspection.
Tilt the unit slightly forward to drain the base pan, protecting the floor.
Look for the source of the leak (hoses, tub gasket, inlet valve) before restarting.

Step-by-step diagnosis

Cut power at the breaker and close the water supply before anything else. Water is already sitting near live components.
Pull the unit out and lay towels down.
Tilt it gently forward to empty the base pan into the tray, then dry the pan and the float completely.
Now work backwards from the water trail rather than guessing. Follow the dried stain upward to find where it started.
Check in order of real frequency: door gasket, hose clamps, heating element seal, then the inlet valve.
Leave it to dry for several hours before restoring power, with the pan empty and the float resting down.
Run a short cycle with the unit still pulled out and a flashlight underneath, watching for the first drip.

What not to do

Restarting a cycle before finding and fixing the source of the leak.
Using regular dish soap instead of dishwasher detergent — oversudsing is one of the most common triggers behind a false F2 reading.

When to stop

The pan refills and you cannot find the source.
The leak comes from the tub itself or the heating element seal. That repair usually costs more than the machine is worth.
The breaker trips when you restore power.

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.

Related guides

When to call a professional

If the simple checks turned up nothing, if the repair involves electricity, gas, or the sealed refrigerant system, or if you have any doubt at all: stop there and hand the appliance over to a qualified technician.