Four vertical LEDs steadily lit

The cycle-duration and Clean lights glow together; Bosch lists drain and inlet obstructions, not a single numeric code.

What it means

The cycle-duration and Clean lights glow together; Bosch lists drain and inlet obstructions, not a single numeric code.

This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.

Check the disposal plug, drain hose and securely fitted pump cover.
Inspect accessible supply hose and inlet filter using the manual's water and power isolation steps.

Manufacturer source

Select your exact model below to open its manufacturer source. Manual editions and model revisions can differ.

If there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.