Siemens Communication Error Between Oven Control and Cooktop Module

Range or cooktop display shows F5, some functions disabled

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.

Possible Causes

Loose communication harness, Faulty oven control board, Defective cooktop interface board, Electrical noise or surge damage

Safety first: Disconnect the appliance from mains power.

Technician steps:

Access the rear of the range and locate the communication cable between the oven control and cooktop module.
Reseat connectors and inspect for corrosion or damage.
Check continuity of the harness.
If wiring is intact, isolate by substituting a known-good oven control board or cooktop module.

This fault typically requires professional service due to multiple control boards involved.

Professional Required 5/5

Oven Control Board

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