Bosch · Dishwasher
E18
Evidence-backed user actionerror code
Bosch E18 means dishwasher water flow is too low or water is not being pumped correctly.
Market, product family, and model applicability
US · en-US · Bosch dishwashers covered by the US error-code index covered by the cited official US support page
product family applicable: The official source applies at the product-family level. Exact controls can still vary by model.
Check the official model/manual lookup (opens in a new tab)What you can do now
Inspect the external inlet hose and make sure the water supply is on.
- Inspect the external inlet hose for kinks or damage and make sure the water supply is on.
Stop and get service when
Contact Bosch Customer Support for further E18 assistance.
- Contact Bosch Customer Support for further E18 assistance.
Do not do
Do not remove panels or test the pump or flow system.
Limit checks to the external hose and supply valve; do not access the pump or internal fill system.
If the message returns
After the external supply checks, contact Bosch Customer Support for further assistance.
Source and scope
Official manufacturer source- Market and locale
- US · en-US
- Product family
- dishwashers covered by the US error-code index
- Official source last checked
- July 22, 2026
- Review status
- Automated evidence review completed · Owner-delegated approval
Bosch
Bosch Dishwasher Error Codes · Official error-code index
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