Bosch Error Codes
Browse all Bosch error codes in our database. Click any code for a full plain-English explanation and step-by-step fix guide.
13 error codes
1 model-specific page
Jump to appliance:
🫧 Washing Machine 8
E02
Washing Machine
PCB Control Board Error
⚡ Moderate
→
E09
Washing Machine
Heating element / NTC thermistor
⚠ Urgent
→
E17
Washing Machine
Water Filling Fault
✓ Easy fix
→
E18
Washing Machine
Cannot Drain Water
⚡ Moderate
→
E21
Washing Machine
Motor Speed Fault
⚡ Moderate
→
E23
Washing Machine
Water detected under your machine
⚠ Urgent
→
E27
Washing Machine
Power Supply Issue
⚠ Urgent
→
F21
Washing Machine
Motor Speed Fault
⚡ Moderate
→
🍽️ Dishwasher 5
Model-Specific Guides
These pages cover a specific Bosch model in detail — exact part numbers, filter locations, and real owner reports.