Error code reference

Amana Washer Error Code F4

Recirculate Pressure Switch Failure - The recirculate pressure switch is not working properly during the Catalyst, Wash or Soak cycle.

SourceWasher - Tech Sheet: Display Fault/Error Codes (3954356)p. 2

Diagnostic procedure

The full F4 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
1
First diagnostic step
Check for plugged recirculate hose (black hose), plugged or disconnected air tube (clear tube), wires to the recirculate pressure switch, and test the switch itself (black wire/tan wire contacts should be open with pressure applied, closed with no pressure).

SourceWasher - Tech Sheet: Display Fault/Error Codes (3954356)p. 2

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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