Coffee Machine Diagnostics
Thermador Coffee Machine
Thermador Coffee Machine
Error Codes
Meanings, severity levels, safe checks you can perform, and when to call a technician.
Enter the code shown on your coffee machine display
Is it safe to keep using it?
Depends on code severity. Low/Medium codes often allow continued use, High severity requires immediate stop.
Can error codes be reset?
Some codes clear after power cycle. Persistent codes indicate underlying issues needing repair.
When should I stop using it?
Stop immediately for water leak codes, burning smell, or any High severity error.
Error Code Directory
Click any code for detailed troubleshooting steps
Low
Medium
High
Code
Meaning
Severity
Common Symptom
CALC
Descaling Required
Low
The Thermador TCM24 or BICM24CS machine displays the CALC notification or a corresponding icon on its display after a certain number of brewing cycles in hard water conditions.
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EMPTY-GROUNDS
Coffee Grounds Bin Full
Low
The grinder activates and the machine begins the brewing sequence, but it stops with EMPTY-GROUNDS before dispensing coffee, having detected the grounds bin is at capacity.
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ERROR-1
Machine Too Cold
Medium
On power-on, the machine runs its startup check and immediately displays Error 1, refusing to proceed to the standby or ready state.
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ERROR-3
Water Pump Fault
High
The pump motor runs audibly but no liquid appears in the cup — the pump is operating without moving water, suggesting a blocked or failed pump.
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ERROR-5
Technical Malfunction
High
The machine was preparing a drink when it stopped abruptly, the display froze on Error 5, and all function buttons became unresponsive — requiring a power reset to clear the display.
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ERROR-8
Brew Unit Init Failed
High
The grinder activates normally and the machine attempts to load the brew unit, but it stops with Error 8 before any coffee is dispensed — the brew unit cannot reach its start position.
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FILL
Water Tank Empty
Low
Attempting to brew espresso, coffee, or a hot water program results in FILL appearing and the machine not delivering any liquid.
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NO-BEANS
Bean Hopper Empty
Low
When a brew program is selected, the machine displays NO-BEANS and skips the grinding phase, neither dispensing coffee nor completing the cycle.
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