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Airlux
Air Conditioner
Data independently verified by Elite B2B Technicians
Diagnostic Complet

Error Code E4 Airlux

Symptom / Description

Compressor exhaust high temperature protection

Root Cause

A cooking zone has overheated. This can happen during prolonged use at maximum power or if an unsuitable/empty pan is used.

Repair Instructions

UNLOCKED

Check for refrigerant leak, blockage, or faulty exhaust temp sensor. PRO TIP: For communication (E6) and sensor errors, always check the wiring connections between the indoor and outdoor units or sensor harness before replacing parts.

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