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Whirlpool
Washing Machine
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Diagnostic Complet

Error Code F12 Whirlpool

Symptom / Description

Communication Error (Display to Main Board)

Root Cause

The main control module cannot communicate with the display board. This is usually due to moisture, burnt tracks, or a broken internal wire.

Repair Instructions

UNLOCKED

1. Unplug the machine for 5 minutes (Hard Reset).

2. If unresolved, check the wiring harness connecting the top panel to the back bottom module. Clean contacts with contact spray.

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