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Detergent residue

Detergent residue present in dispenser or tray — Detergent not rinsing out

Bosch · Dishwashers

What does Detergent residue mean?

Detergent remains in the dispenser or tab collecting tray after a wash cycle, indicating it was not properly dispensed or rinsed away.

Common Causes

  • Spray arms were blocked by dishware, preventing detergent from being rinsed out.
  • Detergent dispenser was damp when detergent was added.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check that the spray arms are not blocked by dishware and can rotate freely.

  2. 2

    Always ensure the detergent dispenser is dry before adding detergent.

  3. 3

    Rearrange dishware to ensure clear access to the detergent dispenser and spray arms.

Browse all codes in this manual (33)
Verified technical data. Last updated: April 2026

Related Faults

All LEDs light or flashAll LEDs light up or flash — Electronics fault detectedAppliance cannot be switched onAppliance cannot be switched on or operated — Power, software, or function failureAppliance does not startAppliance does not start — Power, connection, or door issue
Source: Bosch Dishwashers
Open Manual (Page 31)Search more codes in this manual