Error Code: Dishwasher Difficulty: Easy
Problem: Sensor Failure
How to Fix Dishwasher Error
- Clean the OWI (Optical Water Indicator) sensor in the sump.
- Check wiring.
- Replace OWI sensor.
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Recommended Parts to Check
This page already had a Whirlpool part recommendation. Verify the complete appliance model number before ordering, because part fit can vary by model revision.
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Whirlpool part search: W10705575Estimated part range: $30 – $60Fit note: Confirm this part against the full Whirlpool dishwasher model number before buying.
What to Check Next on This Whirlpool Dishwasher
Focused repair path: dishwasher fill, wash, drain, heating, and control checks; recurring electronic fault timing matters. Do not treat the code as a reset-only problem if it keeps returning; use what the appliance does during the failed part of the cycle to choose the next check.
- Turn power off before opening panels, then confirm the door latch closes cleanly and the control accepts a fresh cycle selection.
- Check the water supply valve, inlet hose, float area, filter, sump, spray arms, and drain hose for restrictions that can trigger repeated codes.
- Run a short cycle and note when the fault returns: during fill, wash, drain, or heat, because that timing points to different parts.
- If water movement is weak, inspect the circulation pump path and wiring before replacing the control board.
- If the same error returns after cleaning and supply checks, use the full Whirlpool model number to match the inlet valve, drain pump, heater, sensor, wiring, or control part.
Check, inspect, clean, test, measure, remove, reconnect, clear, and replace parts only when the symptom supports that path. If these checks point toward a part, verify the complete Whirlpool model number from the appliance tag before ordering. The same error wording can use different valves, sensors, pumps, motors, heaters, locks, switches, or control boards depending on the exact model.
Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
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When It’s Better to Replace Than Repair
Dishwasher repairs can add up quickly when the pump, control, heater, or leak-related parts fail.
Confirm cabinet width, water line, drain routing, electrical connection, and panel style before ordering.
For repair parts, verify exact fit with the full dishwasher model number before buying; these links are general replacement-appliance shopping options.
- [OK]Drain pump or circulation pump failure
- [OK]Leaking tub, door, or float-switch issues
- [OK]Heater or control failures on an older unit
- [OK]Repeated poor washing or drying performance
Recommended Dishwasher Replacement Options
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
Read Editorial Standards →Browse all Whirlpool error codes: Whirlpool Error Codes


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