About this guide
- Written by ApplianceWorth Editorial Team
- Technical contact Victor — appliance technician
- Record updated 2026-07-01
- Applies to Bosch dishwashers
- Confidence medium
- Sources Manufacturer service documentation and field-repair experience · Methodology · Report a correction
The record-update date is a database timestamp, not proof of a fresh model-specific technical review. Check the applicability below and your manufacturer’s instructions before acting on a guide.
What this code means
The drain pump cannot rotate normally or repeated attempts to clear a blockage have failed.
Most likely causes
- Glass, food debris, labels or another object is blocking the drain pump
- The drain-pump cover is loose or missing
- The pump impeller or motor is damaged
- A restriction in the drain path is loading the pump
Safe checks for the owner
- Disconnect power and remove the filter assembly.
- Inspect the accessible pump-cover area for debris without forcing the impeller.
- Confirm the drain hose is not kinked and the sink connection is clear.
Estimated U.S. repair cost
$180–$500, depending on model, access, parts availability and local labor.