Bosch
All Bosch Refrigerator Error Codes
Every known Bosch refrigerator error code with plain-English explanations, difficulty ratings, and step-by-step DIY fix guides.
8 error codes
E01
The temperature sensor in the fresh food compartment is faulty, causing the refrigerator to not maintain proper cooling.
Moderate Repair
30–60 minutes
E02
The freezer temperature sensor is malfunctioning, causing the freezer to not maintain the correct temperature.
Moderate Repair
30–60 minutes
E03
The sensor for the temperature-controlled drawer (FlexZone or VitaFresh) is not functioning correctly.
Moderate Repair
30–60 minutes
E10
The main control board module has a fault.
Professional
30–60 minutes
E11
The display control module on the front panel has failed.
Advanced
20–40 minutes
E15
The sensor measuring the room temperature around the refrigerator has failed.
Advanced
20–30 minutes
E20
The main control board and display module cannot communicate.
Advanced
30–45 minutes
E21
The display module cannot communicate with the ice and water dispenser control.
Moderate
20–30 minutes