Whirlpool Dishwasher Error 15

DIY Fix Initial checks for water and drainage

1. Turn off the dishwasher and disconnect power for safety.
2. Check the dishwasher base tray for any accumulated water that may trigger a leak sensor.
3. Inspect the drain hose for kinks, sharp bends, or visible blockages.
4. Ensure the sink drain connected to the dishwasher is clear and flowing properly.
5. Clean the dishwasher filter and any accessible debris traps.

Technician Only Professional leak and drainage diagnosis

1. Verify presence of water in the base tray using inspection tools.
2. Test and clear or replace the drain pump if debris is found or if it fails to operate properly.
3. Pressure test hoses and connections to confirm no leaks exist.
4. Inspect and replace drain hose if damaged or improperly installed.

Parts needed: Drain pump, Drain hose, Seals and gaskets