All Bosch Dishwasher error codes
11 codes Cross-checked from 2+ sources
All Bosch Dishwasher error codes
| Code | Meaning | Action |
|---|---|---|
| E01E02, E03, E04 | Control board (PCB) fault | Needs a technician |
| E09 | Heating fault | Needs a technician |
| E14 | Water not filling / water supply problem | You can usually fix it |
| E15 | Water leak detected | Stop & call technician |
| E16 | Too much water (overflow) | Needs a technician |
| E17 | Water not filling / water supply problem | You can usually fix it |
| E18 | Water not filling / water supply problem | You can usually fix it |
| E22 | Filters blocked | You can usually fix it |
| E24 | Water not draining | You can usually fix it |
| E25 | Water not draining | You can usually fix it |
| E27 | Power supply voltage problem | You can usually fix it |
No code matches this filter.
How to see the error code
The code appears on the display (for example E15) or as the remaining time flashing with a tap symbol.
How to reset
Sources
We write every explanation in our own words from these references.
- Coolblue — Common problems of Bosch and Siemens dishwashers
- Fred's Appliance — Bosch dishwasher error codes explained
Last checked: 2026-10-20