Skip to main contentStart diagnosing 6-3 on your Amana dishwasher
What this code means
Suds/air in pump - too many suds, bowls or pots capturing wash water, water leaking, overfill switch stuck, or drain hose check valve not sealing.
First step from the service manual
Allow unit to fill and wash for 1 minute. Open door and check for excessive sudsing. Confirm using proper dishwasher detergent, not hand detergent. Check for excessive rinse aid leakage.
Next steps: diagnose the root cause
1
Verify the error code is active
Power cycle the unit and see if the code returns. If it does, the fault is persistent and requires diagnosis.
2
Get the full diagnostic procedure
Get step-by-step guidance, test values, and wiring diagrams from the OEM service manual.
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What’s available for Amana dishwasher models
Access Amana dishwasher service manuals, wiring schematics, exploded parts views, and error code references on MyPros+.