Error code reference

Bosch Washer Error Code 31

Overflow level exceeded - solenoid valve stuck, pressure sensor adjustment incorrect, pressure sensor or hose blocked.

SourceBosch Washer - Service Manual: Test Program & Coding Instructions (F20-S)p. 7

Diagnostic procedure

The full 31 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 solenoid valve, check pump, check pressure sensor, check hose to pressure sensor, check wire harness, check draining hose.

SourceBosch Washer - Service Manual: Test Program & Coding Instructions (F20-S)p. 7

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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 washer.

Models covered by the manuals that document this code

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The full 31 procedure

Where this code is documented

Models covered by the manuals that document this code

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