Jura Coffee Makers Error Codes

Error 1

Display shows “Error 1” and the machine will not start the brewing cycle.

Thermoblock Temperature Sensor Fault

Error 10

Display shows “Error 10”; machine may not detect water level correctly and can stop mid-cycle.

Water Level / Flow Measurement Fault

Error 12

Display shows “Error 12”; machine may not detect the water tank or may think it is empty when full.

Water Tank Detection Fault

Error 14

Display shows “Error 14”; machine may not heat water and remains cold.

Heating Circuit Failure

Error 15

Display shows “Error 15”; machine may not complete startup or may shut down during heating.

General Heating System / Overtemperature Fault

Error 16

Display shows “Error 16”; machine may not start or may freeze during operation.

Firmware / Internal Communication Fault

Error 2

Display shows “Error 2” and the machine does not heat or brew.

Steam Thermoblock / Boiler Overheat or Sensor Fault

Error 20

Display shows “Error 20”; machine may leak internally or fail to build pressure.

Overpressure / Leakage Detection Fault

Error 21

Display shows “Error 21”; machine may not detect the drip tray or waste container correctly.

Drip Tray / Grounds Container Detection Fault

Error 22

Display shows “Error 22”; machine may not detect the bean container lid or may refuse to grind.

Bean Container Lid / Safety Switch Fault

Error 23

Display shows “Error 23”; machine may not detect the used coffee grounds container correctly.

Used Coffee Grounds Container Detection Fault

Error 25

Display shows “Error 25”; machine may not detect the milk system or may refuse to start milk drinks.

Milk System Detection / Valve Fault

Error 26

Display shows “Error 26”; machine may not detect the hot-water spout or accessory correctly.

Accessory / Spout Detection Fault

Error 27

Display shows “Error 27”; machine may not detect the cup platform or height adjustment correctly.

Cup Platform / Height Sensor Fault

Error 28

Display shows “Error 28”; machine may not detect the coffee spout position correctly.

Coffee Spout Position Sensor Fault

Error 29

Display shows “Error 29”; machine may not detect the milk spout or cappuccino spout position correctly.

Milk Spout Position / Detection Fault

Error 3

Display shows “Error 3” and the brew group does not move; machine may make a brief noise then stop.

Brew Group Drive Blocked or Position Sensor Fault

Error 30

Display shows “Error 30”; machine may not detect the hot-water valve position correctly.

Hot-Water Valve Position Fault

Error 31

Display shows “Error 31”; machine may not detect the steam valve position correctly.

Steam Valve Position Fault

Error 32

Display shows “Error 32”; machine may not detect the ceramic valve position correctly.

Ceramic Valve Position Fault

Error 4

Display shows “Error 4”; machine may stop during heating or brewing and not complete the cycle.

Brew Thermoblock Overheat / Sensor Fault

Error 5

Display shows “Error 5”; machine may not move the brew group or may stop mid-cycle.

Brew Group Home Position Not Found

Error 50

Display shows “Error 50”; machine may not detect the grinder or may refuse to grind beans.

Grinder Motor / Sensor Fault

Error 6

Display shows “Error 6”; machine may not complete rinsing or brewing and can stop with the brew group in mid-position.

Drive Motor Overload / Brew Group Blocked

Error 60

Display shows “Error 60”; machine may not detect the presence of the CLARIS filter correctly.

Water Filter Recognition Fault

Error 8

Display shows “Error 8”; machine may stop during brewing and dump dry grounds into the tray.

Brew Group Timing / Drive Synchronization Error

Error 9

Display shows “Error 9”; machine may not power up correctly or may shut down unexpectedly.

Power Supply / Control Board Fault

Fill system

Display shows “Fill system” and machine will not brew or rinse; pump runs loudly but no water comes through the coffee spouts.

Hydraulic Circuit Airlock / No Water Flow

Symptom

Brew group is stuck and cannot be removed

Brew Group Jammed in Drive Position

Symptom

Buttons or touch panel do not respond reliably

User Interface Input Failure

Symptom

Coffee is weak or watery even on the strongest setting

Under-Extraction / Incorrect Coffee Dose

Symptom

Coffee tastes bitter or burnt

Over-Extraction / Excessive Brewing Temperature

Symptom

Display is very dim or flickering

Display Backlight / Power Supply Issue

Symptom

Grinder runs but no beans are ground (empty pucks)

Grinder Feeding / Dosing Problem

Symptom

Ground coffee chute is blocked (for models with ground coffee bypass)

Ground Coffee Bypass Chute Blockage

Symptom

Machine displays 'Empty grounds container' even when it is empty and reinserted

Used Coffee Grounds Counter / Sensor Issue

Symptom

Machine does not turn on at all (no lights, no display)

No Power / Dead Appliance

Symptom

Machine frequently asks to 'Empty drip tray' even when empty

Drip Tray Level Detection Issue

Symptom

Machine frequently asks to 'Fill water tank' even when full

Water Level / Flow Detection Issue

Symptom

Machine is very loud during grinding

Grinder Mechanical Noise / Wear

Symptom

Machine is very loud during pumping, with pulsing noise and vibration

Pump Cavitation / Restricted Inlet

Symptom

Machine leaks water under the unit onto the counter

Internal Water Leak

Symptom

Machine smells of burnt coffee or plastic

Overheating / Residue Burning

Symptom

Machine turns off by itself during brewing or steaming

Thermal Shutdown / Power Interruption

Symptom

Milk froth is weak, large-bubbled, or not forming at all

Milk Frother Air/Milk Flow Restriction

Symptom

No coffee comes out, but you hear the pump running

Brew Outlet Blockage

Symptom

No milk is drawn from the container, but steam comes out

Milk Suction Failure

Symptom

Steam wand spits water and large droplets instead of dry steam

Wet Steam / Condensation in Steam Circuit

Symptom

Water runs into the drip tray instead of the cup during brewing

Internal Bypass / Brew Group Seal Failure