Brand hub
Bosch Fault Codes
Browse Bosch washing machine and dishwasher fault code help, including a focused dishwasher cluster for drain, leak, heating, and control faults. Use this hub to move into the right appliance section, then open the exact fault code page for quick meaning, safe first checks, and escalation advice.
Appliance hubs
2
Fault code pages
43
Guides linked in
22
Appliance types
Global appliance category hubs
Most searched fault codes
Dishwasher E15
Anti-flood warning where water may have reached the base tray.
Dishwasher E24
Drainage fault linked to filters, hoses, or the waste connection.
Dishwasher E25
Blocked pump or drain route warning.
Dishwasher E09
Heating fault where water may not heat properly.
Dishwasher E01
Electronic control fault needing cautious escalation.
Washer E29
Water supply or fill warning during cycle start.
Most common fault families
fill water (8)
drainage (7)
heating (7)
power and control (7)
leak and overflow (5)
door lock (3)
Popular priority codes
E30 for Washing Machine
Bosch washing machine E30 usually means leak or overflow protection has been triggered.
F21 for Washing Machine
Bosch F21 usually means the washing machine has detected a drum movement or motor-drive problem.
E29 for Washing Machine
E29 on a Bosch washing machine usually means the washer is not filling with enough water.
E03 for Dishwasher
Control electronics have detected an internal fault
E02 for Dishwasher
The dishwasher has detected an electronic control or relay fault.
E09 for Dishwasher
The dishwasher is not heating water properly.
E27 for Dishwasher
the dishwasher has detected low mains voltage.
E01 for Dishwasher
the dishwasher has detected an electronic control fault.
E15 for Dishwasher
The dishwasher anti-flood system has been triggered
E19 for Dishwasher
a dishwasher valve or heat-exchanger related component may not be operating correctly.
E29 for Dishwasher
the dishwasher has detected an internal power, control, or supply-related fault.
E30 for Dishwasher
the dishwasher has detected a water safety, leak, or overfill-style problem.
Related guides
Practical background guides connected to this brand's fault-code pages.
Dishwasher Not Draining: Safe Checks Before Calling an Engineer
Check the accessible filter, visible hose route, and sink or waste connection before arranging repair, but stop if water remains, the fault returns, or any leak or electrical concern appears.
Common Washing Machine Error Codes Explained
Use this guide to identify what your washing machine error code is pointing to, what to check first, and when it is better to stop troubleshooting and call an engineer.
When to Call an Appliance Engineer
Guidance on recognising when simple checks have been exhausted and it is time to arrange a repair.
Why Your Washing Machine Won't Drain
Understand the usual signs of a drainage fault, what you can safely inspect first, and when a blocked filter, hose, or pump needs professional help.