Miele Descaling Counter / Scale Sensor Issue

Display shows 'Descale the appliance' soon after descaling was performed

Possible Causes

Descaling program not completed correctly, power interruption during descaling, incorrect descaling agent used, faulty flow or temperature sensing during cycle

How to Fix / Troubleshooting

User-level steps:

Repeat the descaling program from start to finish using Miele descaling tablets and following on-screen instructions exactly.
Ensure there are no interruptions (power loss, water tank removal) during the cycle.

Technical checks:

If the message returns immediately after a proper cycle, check the flow meter and temperature sensors for correct operation during descaling.

Repair Difficulty

Easy 2/5

Required Part

Flow Meter / Temperature Sensors (Descaling Monitoring)

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