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Liebherr
Oven
Data independently verified by Elite B2B Technicians
Diagnostic Complet

Error Code E4 Liebherr

Symptom / Description

Communication error between user interface and power module.

Root Cause

The data cable connecting the display board to the main control board is loose, damaged, or one of the boards has failed.

Repair Instructions

UNLOCKED

Inspect and reseat the communication cable. Check for damage, especially at the hinge. If cable is fine, one of the electronic boards needs replacement.

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