Skip to main contentStart diagnosing E2027 on your Bosch refrigerator
What this code means
Tray NTC temperature sensor fault - sensor malfunction or reading error. Possible causes: Tray NTC temperature sensor failure; Sensor wiring issue
Next steps: diagnose the root cause
1
Verify the error code is active
Power cycle the unit and see if the code returns. If it does, the fault is persistent and requires diagnosis.
2
Get the full diagnostic procedure
Get step-by-step guidance, test values, and wiring diagrams from the OEM service manual.
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What’s available for Bosch refrigerator models
Access Bosch refrigerator service manuals, wiring schematics, exploded parts views, and error code references on MyPros+.