Bosch · Dryer
E28
Professional service recommendederror code
Bosch E28 means an electronics fault was detected.
Market, product family, and model applicability
US · en-US · Bosch dryers covered by the cited official US error-code index
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
Contact Bosch support.
No consumer action is supported beyond the service boundary below.
Stop and get service when
Bosch states that E28 can only be resolved by an authorized technician.
- Contact Bosch support for E28; the official source reserves this fault for an authorized technician.
Do not do
Do not remove dryer panels or access heating circuits, electronics, wiring, or internal components.
This fault is reserved for an authorized technician.
If the message returns
Contact Bosch support if E28 remains.
Source and scope
Official manufacturer source- Market and locale
- US · en-US
- Product family
- Bosch dryers
- Official source last checked
- July 26, 2026
- Review status
- Automated evidence review completed · Owner-delegated approval
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