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Bosch Refrigerator Error Codes

Complete list of Bosch refrigerator error codes, model guides, symptoms and fixes.

Use this Bosch refrigerator hub for cooling, defrost, sensor, and control-display fault paths. Start with the common code list if your model is not shown, or choose an exact Bosch refrigerator model when a model hub exists.

Refrigerator guides can involve stored food, electrical parts, fans, sensors, and sealed-system symptoms, so check the safety notes on the code page before testing components.

What it means

A Bosch refrigerator code points to the system the control board could not complete, such as fill, drain, heat, door latch, sensor, or motor operation.

Common causes and symptoms

Common causes include blocked filters, restricted hoses, failed sensors, wiring faults, or control-board errors. Symptoms often include beeping, stopped cycles, standing water, poor drying, or a locked door.

What to try first

Turn power off before inspection, check the visible filter or hose path, confirm the door closes fully, then open the matching code guide for model-specific fixes and safety notes.

Last reviewed: Last updated:

Methodology: Reviewed against official Bosch refrigerator support guidance and grouped by appliance type before separating owner-safe checks from service-level diagnostics.

Sources: Manufacturer fault-code sheets, service manuals, and recurring field-repair patterns.

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

Recently reviewed model guides

Start with a reviewed model guide if your rating label matches.

36 reviewed models
B09IB91NS*
Reviewed 2026-08-08
Use this Bosch B09IB91NS* refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B10CB81NV*
Reviewed 2026-08-08
Use this Bosch B10CB81NV* refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B20CS30SNS
Reviewed 2026-08-08
Use this Bosch B20CS30SNS refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B24CB50ESS
Reviewed 2026-08-08
Use this Bosch B24CB50ESS refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B24CB80ES*
Reviewed 2026-08-08
Use this Bosch B24CB80ES* refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B26FT50SNS
Reviewed 2026-08-08
Use this Bosch B26FT50SNS refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B30BB130SS
Reviewed 2026-08-08
Use this Bosch B30BB130SS refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B30IB100SP
Reviewed 2026-08-08
Use this Bosch B30IB100SP refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B30IB900SP
Reviewed 2026-08-08
Use this Bosch B30IB900SP refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B30IB905SP
Reviewed 2026-08-08
Use this Bosch B30IB905SP refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B30IR900SP
Reviewed 2026-08-08
Use this Bosch B30IR900SP refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes
B30IR905SP
Reviewed 2026-08-08
Use this Bosch B30IR905SP refrigerator page to identify the displayed error code, compare likely symptoms, and decide which checks are safe before contacting service.
19 error codes

Bosch Refrigerator models

Choose a model for model-specific symptoms, safety notes and fixes.

36 models
B09IB91NS*
19 error codes

All error codes for Bosch B09IB91NS* refrigerator with diagnoses and fixes.

B10CB81NV*
19 error codes

All error codes for Bosch B10CB81NV* refrigerator with diagnoses and fixes.

B20CS30SNS
19 error codes

All error codes for Bosch B20CS30SNS refrigerator with diagnoses and fixes.

B24CB50ESS
19 error codes

All error codes for Bosch B24CB50ESS refrigerator with diagnoses and fixes.

B24CB80ES*
19 error codes

All error codes for Bosch B24CB80ES* refrigerator with diagnoses and fixes.

B26FT50SNS
19 error codes

All error codes for Bosch B26FT50SNS refrigerator with diagnoses and fixes.

B30BB130SS
19 error codes

All error codes for Bosch B30BB130SS refrigerator with diagnoses and fixes.

B30IB100SP
19 error codes

All error codes for Bosch B30IB100SP refrigerator with diagnoses and fixes.

B30IB900SP
19 error codes

All error codes for Bosch B30IB900SP refrigerator with diagnoses and fixes.

B30IB905SP
19 error codes

All error codes for Bosch B30IB905SP refrigerator with diagnoses and fixes.

B30IR900SP
19 error codes

All error codes for Bosch B30IR900SP refrigerator with diagnoses and fixes.

B30IR905SP
19 error codes

All error codes for Bosch B30IR905SP refrigerator with diagnoses and fixes.

B33CM10SNS
19 error codes

All error codes for Bosch B33CM10SNS refrigerator with diagnoses and fixes.

B36BT130NS
19 error codes

All error codes for Bosch B36BT130NS refrigerator with diagnoses and fixes.

B36CD10EN*
19 error codes

All error codes for Bosch B36CD10EN* refrigerator with diagnoses and fixes.

B36CD30EN*
19 error codes

All error codes for Bosch B36CD30EN* refrigerator with diagnoses and fixes.

B36CD50SN*
19 error codes

All error codes for Bosch B36CD50SN* refrigerator with diagnoses and fixes.

B36CD51SN*
19 error codes

All error codes for Bosch B36CD51SN* refrigerator with diagnoses and fixes.

B36CD52SN*
19 error codes

All error codes for Bosch B36CD52SN* refrigerator with diagnoses and fixes.

B36CD80EN*
19 error codes

All error codes for Bosch B36CD80EN* refrigerator with diagnoses and fixes.

B36CL80EN*
19 error codes

All error codes for Bosch B36CL80EN* refrigerator with diagnoses and fixes.

B36CL80SN*
19 error codes

All error codes for Bosch B36CL80SN* refrigerator with diagnoses and fixes.

B36CL81EN*
19 error codes

All error codes for Bosch B36CL81EN* refrigerator with diagnoses and fixes.

B36CT80SN*
19 error codes

All error codes for Bosch B36CT80SN* refrigerator with diagnoses and fixes.

B36CT81EN*
19 error codes

All error codes for Bosch B36CT81EN* refrigerator with diagnoses and fixes.

B36CT81SN*
19 error codes

All error codes for Bosch B36CT81SN* refrigerator with diagnoses and fixes.

B36CT82EN*
19 error codes

All error codes for Bosch B36CT82EN* refrigerator with diagnoses and fixes.

B36CT82SN*
19 error codes

All error codes for Bosch B36CT82SN* refrigerator with diagnoses and fixes.

B36FD10EN*
19 error codes

All error codes for Bosch B36FD10EN* refrigerator with diagnoses and fixes.

B36FD30EN*
19 error codes

All error codes for Bosch B36FD30EN* refrigerator with diagnoses and fixes.

B36FD31EN*
19 error codes

All error codes for Bosch B36FD31EN* refrigerator with diagnoses and fixes.

B36FD50SN*
19 error codes

All error codes for Bosch B36FD50SN* refrigerator with diagnoses and fixes.

B36FD51SN*
19 error codes

All error codes for Bosch B36FD51SN* refrigerator with diagnoses and fixes.

B36IT100NP
19 error codes

All error codes for Bosch B36IT100NP refrigerator with diagnoses and fixes.

B36IT900NP
19 error codes

All error codes for Bosch B36IT900NP refrigerator with diagnoses and fixes.

B36IT905NP
19 error codes

All error codes for Bosch B36IT905NP refrigerator with diagnoses and fixes.

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