⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: Dishwasher Difficulty: Moderate
Problem: Main Control Board (Internal Logic)
How to Fix Dishwasher Error
- Disconnect power and water supply.
- Remove lower access panel and toe kick panel.
- Disconnect all water lines and drain hose.
- Disconnect all electrical connectors and label them.
- Remove 4 mounting screws securing dishwasher to cabinet frame.
- Carefully slide dishwasher out from under counter (get helper).
- Remove pump/motor assembly mounting bolts (6 bolts).
- Disconnect wire harnesses from pump/motor connectors.
- Remove old pump/motor assembly.
- Clean mounting surface and install new gaskets.
- Install new pump/motor assembly and secure mounting bolts to 15 inch-pounds in crisscross pattern.
- Reconnect all electrical and water connections.
- Slide dishwasher back into position and secure to cabinet.
- Restore utilities and test all functions through complete cycle.
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Recommended Replacement Part
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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Most DIY parts are $50–$250. If you have a quote, use the total.
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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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