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Error code reference
Miele Washer Error Code F4125
Communication timeout between control ELP 235 and frequency converter EFU 235.
SourceMiele PW 6xx7 Commercial Washer - Service Manualp. 53
Diagnostic procedure
The full F4125 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 connection from ELP 235 plug N1L_ST11 to EFU 235 plug N1D_ST3, check F3 motor thermostat, check relay K1/9.
SourceMiele PW 6xx7 Commercial Washer - Service Manualp. 53
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 Miele washer.
Models covered by the manuals that document this code
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