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Water marks on plastic

Water marks on plastic parts - Condensation drying or no rinse aid

Bosch · Dishwashers Series 6

What does Water marks on plastic mean?

Visible water marks remain on plastic items or parts inside the appliance after the drying cycle. This is often due to the physical properties of plastic or insufficient rinse aid.

Common Causes

  • Due to laws of physics, droplet formation on plastic surfaces is unavoidable.
  • No rinse aid used or insufficient rinse aid.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Select a more intensive programme.

  2. 2

    Position tableware at an angle to allow better run-off (Page 33).

  3. 3

    Use rinse aid (Page 28) and ensure its dispenser is filled.

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 51)Search more codes in this manual