Bosch Dryer Error Codes: Full List & Meanings

Every Bosch dryer error code in the Bosch dryer error-code chart, as published by Sears PartsDirect, with its meaning. Codes vary by model, so confirm in your owner's manual. Support: Bosch Customer Support: 1-800-944-2904.

Codes by system

Venting / airflow

Heating

All Bosch dryer error codes

Codes marked "Reset only" or "Service" have no separate page because the manufacturer publishes no owner fix beyond a reset or a service call.

Code	Meaning	System	Owner action
E:01, E:11	Overheating due to clogged exhaust air path. Also: E:12	Venting / airflow	Owner checks
E:03	Maximum drying time exceeded. The maximum drying time is 4 hours. Also: E:13	Heating	Owner checks
E:17	Lint screen temperature sensor error.	Heating	Service
E:18	Heater temperature sensor error.	Heating	Service
E:20 through E:26	Defective control module.	Control / electronics	Reset only

Symptoms

Sources

Sears PartsDirect: Bosch dryer error-code chart (third-party copy of manufacturer service data)

Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with Bosch.