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Sauter
Washing Machine
Data independently verified by Elite B2B Technicians
Diagnostic Complet

Error Code d21 Sauter

Symptom / Description

Control board communication error.

Root Cause

A communication issue between the main control board and the display board.

Repair Instructions

UNLOCKED

Try resetting the appliance by unplugging it for 10 minutes. If the error returns, check the wiring harness between the boards. One of the boards may be faulty.

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