Dishwasher shows F9 and may not start or may stop unexpectedly.

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

Corrupted program memory, Control board failure, Incorrect configuration after power surge, Software error

Safety first: Switch off power at the breaker.

Power reset: Leave the appliance disconnected for at least 10 minutes, then restore power and try again.
Check for recent events: If F9 appeared after a power outage or surge, consider using a surge protector for future protection.
Do not attempt firmware updates yourself: V-ZUG firmware updates and reprogramming must be done by authorized service.
Contact service: F9 usually indicates a control board issue requiring professional replacement or reprogramming.

Professional Required 5/5

Main Control Board (EEPROM)

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