CodeRegistry
Brands
  1. Home
  2. Bosch
  3. Dishwashers Series 6
  4. Filling valves knocking
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

Filling valves knocking

Filling valves making knocking noises - Due to domestic installation

Bosch · Dishwashers Series 6

What does Filling valves knocking mean?

A knocking noise is heard from the filling valves. This is not an appliance fault but is caused by the domestic water installation and does not affect the appliance's functioning.

Common Causes

  • Caused by the domestic water installation.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Understand that this is not an appliance fault and does not impact its function.

  2. 2

    Contact a plumber or specialist if the noise is problematic, as it can only be remedied in the domestic installation.

  3. 3

    No direct appliance action is required for this issue.

Browse all codes in this manual (38)
Verified technical data. Last updated: April 2026

Related Faults

All LEDs lit up or flashingAll LEDs lit up or flashing - Electronics fault detectedAppliance cannot be switched on/operatedAppliance cannot be switched on or operated - Software update, power failure, or door issueAppliance stops/cuts out during programmeAppliance stops during the programme or cuts out - Door open, power/water interruption, or obstruction
Source: Bosch Dishwashers Series 6
Open Manual (Page 56)Search more codes in this manual