E24
Siemens Internal Communication Fault

Communication error between main control and dryer module; E24 displayed

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Loose harness between modules, Faulty dryer control board, Faulty main control board, Electrical noise or surge damage

How to Fix / Troubleshooting

Safety first: Unplug the appliance before removing covers.

Step-by-step checks:

  • 1. Reseat connectors:
    • Locate the communication harness between main control and dryer module (if separate).
    • Unplug and replug connectors to ensure good contact.
  • 2. Inspect harness:
    • Check for pinched or damaged wires along the route.
  • 3. Module replacement:
    • If wiring is intact, one of the boards is likely faulty; replace as per Siemens diagnostic guidance.

When to call a technician: Communication faults are best handled by authorized service with access to diagnostic tools.

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Repair Difficulty

Professional Required 5/5

Required Part

Dryer Control Module
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