Bosch Dishwasher Error Code F9
Circulation fault - the pressure sensor senses excessively low pressure (e.g. no water) or excessively high pressure (e.g. circulation pump defective); programme exits from heating stage and continues.
SourceBosch Dishwasher - Service Manual: DW20 Series (DW20.1-DW20.5, DW20.C)p. 43
The full F9 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.
SourceBosch Dishwasher - Service Manual: DW20 Series (DW20.1-DW20.5, DW20.C)p. 43
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