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error Bosch
Error Code E:33
Water in sump error — water is not draining properly from the sump.
? What Causes This
Sump filters are dirty or blocked.
✓ How to Fix It
1. Clean the sump filters.
Source: page 40 of the official manual
From the manual
This error code appears in:
Bosch SHSM63 Dishwasher