Bosch Dishwasher error code E21 — The heat pump is blocked.
What is the brand for Bosch Dishwasher error code E21 — The heat pump is blocked.?
For Bosch Dishwasher error code E21, meaning is The heat pump is blocked, verified against its source on 2026-08-04.
See more Error Code E21 The heat pump is blocked. Reset power to breaker for 30 seconds. If not resolved, call Bosch Customer Support at 1-800-944-2904 for assistance. See more Error Code E22 The dishwasher filter is blocked.
— bosch-home.com, retrieved 2026-08-04
- Brand
- Bosch verified
- Appliance type
- Dishwasher verified
- Error code
- E21 verified
- Meaning
- The heat pump is blocked. verified
Source
- bosch-home.comhttps://www.bosch-home.com/us/owner-support/dishwashers/error-codes