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Re-start appliance

Display shows 'Re-start appliance' — Internal fault detected

Siemens · EQ900 TQ900 Coffee Machines

What does Re-start appliance mean?

The appliance display prompts you to restart the machine, indicating that an internal fault has been detected that requires a system reset.

Common Causes

  • Internal appliance fault
  • Temporary electronic malfunction

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Pull out the mains plug from the wall outlet.

  2. 2

    Wait for 60 seconds to allow the appliance's electronics to fully reset.

  3. 3

    Re-insert the mains plug firmly into the wall outlet and try to use the appliance again.

Browse all codes in this manual (27)
Verified technical data. Last updated: April 2026

Related Faults

Appliance unresponsiveAppliance no longer responds — Appliance has a faultBrewing unit jammedBrewing unit cannot be removed — Locking device jammedCoffee grounds wet/not compactCoffee grounds are not compact and are too wet — Grinding or bean issue
Source: Siemens EQ900 TQ900 Coffee Machines
Open Manual (Page 67)Search more codes in this manual