Error code reference

Bosch Refrigerator Error Code F40

In the descaling programme the temperature on the ice rod has not risen above 5°C for 5 minutes (appliances from KI 22 and Eprom version 6.01).

SourceBosch Refrigerator - Service Manual: IK 300/302 Series

Bosch codes Bosch refrigerator codes

Diagnostic procedure

The full F40 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check heater actuation and condition, safety thermal cut-out, sensor, and refrigerant solenoid valve.

SourceBosch Refrigerator - Service Manual: IK 300/302 Series

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More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

1 manual in the MyPros+ library documents this code for Bosch refrigerator.

Models covered by the manuals that document this code

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The full F40 procedure

Where this code is documented

Models covered by the manuals that document this code

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