Error code reference

Ariston Washer Error Code F04

Overflow and empty pressure sensor detected concurrently (pressure sensor blocked on empty).

SourceMerloni Washing Machine 2000 - Service Manual (TOP 2001)p. 28

Diagnostic procedure

The full F04 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 the terminals efficiency on the CN1 Connector Card.

SourceMerloni Washing Machine 2000 - Service Manual (TOP 2001)p. 28

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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

3 manuals in the MyPros+ library document this code for Ariston washer.

Models covered by the manuals that document this code

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The full F04 procedure

Where this code is documented

Models covered by the manuals that document this code

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