V-ZUG Refrigerators Error Codes

F01

Refrigerator compartment not cooling properly, temperature too high despite normal display operation

Refrigerator Compartment NTC Temperature Sensor Fault

F02

Freezer compartment not reaching set temperature, alarm beeps and error F02 on display

Freezer Compartment NTC Temperature Sensor Fault

F03

Refrigerator runs continuously or not at all, temperature display shows dashes or F03

Ambient / Cabinet Sensor Fault

F04

Compressor does not start, clicking noise from rear, F04 or compressor fault indication on display

Compressor Start / Inverter Module Fault

F05

Refrigerator interior light and display work, but no cooling and F05 or fan error indicated

Evaporator Fan Motor Fault

F06

Freezer fan not running, uneven temperatures, possible F06 fan error on display

Freezer Evaporator Fan Motor Fault

F07

Refrigerator displays F07 or similar alarm, interior light may flicker, unit may not start

Main Control Board Power Supply Fault

F08

Door open alarm sounds continuously or F08 displayed even when doors are closed

Door Switch / Door Contact Fault

F09

Refrigerator shows F09 or similar defrost error, heavy ice buildup on evaporator, poor cooling

Defrost Heater Circuit Fault

F10

Refrigerator shows F10 or similar defrost sensor error, intermittent cooling, ice on evaporator

Defrost Sensor / Evaporator NTC Fault

F11

Alarm for high refrigerator temperature with F11, compressor runs but temperature does not drop adequately

Refrigerant Circuit / Cooling Capacity Fault

F12

Freezer temperature alarm with F12, freezer not reaching setpoint despite long run times

Freezer Cooling / Sealed System Fault

F13

Display shows F13 or communication error, some functions unavailable, lights may still work

Communication Fault Between Main Control Board and User Interface

F14

Ice maker not operating, F14 or ice system error on display (for models with integrated ice maker)

Ice Maker Module / Motor Fault

F15

Water dispenser not working, F15 or water system error on display (for dispenser models)

Water Valve / Dispenser System Fault

F16

Supercool or Superfreeze function not working, F16 or function error on display

Special Function Relay / Output Fault

F17

Interior LED lighting flickers or does not turn on, F17 or lighting error on display

LED Driver / Lighting Circuit Fault

F18

Alarm for high humidity or condensation inside refrigerator, F18 on display (for models with humidity monitoring)

Humidity Sensor / Airflow Fault

F19

Refrigerator beeps and shows F19, indicating door left open even when closed, interior light may stay on

Door Position Detection / Hall Sensor Fault

F20

Refrigerator shows F20 or over-temperature alarm after power outage or long door opening

Temperature Alarm Condition (Non-Hardware Fault)

Symptom

Bad odor inside refrigerator even after cleaning

Persistent Odor / Contamination

Symptom

Clicking sound every few minutes, compressor repeatedly tries to start but fails

Compressor Overload Cycling

Symptom

Control panel buttons unresponsive or intermittent

User Interface Keypad Fault

Symptom

Display is dim, flickering, or partially blank

Display Module or Power Supply Fault

Symptom

Excessive condensation on interior walls and shelves

Door Seal / Humidity Ingress

Symptom

Freezer cold but refrigerator only slightly cool, frost buildup on back wall of freezer

Evaporator Frosting Due to Defrost Failure

Symptom

Frost buildup around door edges or on front of freezer drawers

Air Infiltration at Door Seal

Symptom

High-pitched whine or chirping noise from inside refrigerator compartment

Evaporator Fan Motor Bearing Noise

Symptom

Ice buildup on back wall of refrigerator compartment only

Local Airflow Restriction or Liner Cold Spot

Symptom

Ice maker overflows or ice clumps together in bin

Ice Maker Overfill or Temperature Issue

Symptom

Ice maker produces small or hollow ice cubes

Low Water Flow to Ice Maker

Symptom

Interior light stays on when door is closed, cabinet feels warm near light

Door Switch Stuck or Misaligned

Symptom

Loud rattling or knocking noise when compressor starts or stops

Compressor Mount / Tubing Vibration

Symptom

Refrigerator compartment warm while freezer is cold, no error code displayed

Air Duct / Damper Blockage or Failure

Symptom

Refrigerator does not start at all, display off, no interior light

No Power / Input Protection Fault

Symptom

Refrigerator makes loud humming or buzzing noise from rear

Condenser Fan Motor Noise or Vibration

Symptom

Refrigerator not cooling at all, interior light works, compressor not running, no error code

Compressor Start Device / Overload Failure

Symptom

Refrigerator runs constantly and is too cold, food freezing in refrigerator compartment

Thermostat / Temperature Sensor Misreading

Symptom

Refrigerator trips household RCD / GFCI when plugged in

Earth Leakage / Insulation Fault

Symptom

Water leaking from behind refrigerator or at water connection

Water Supply Line or Valve Leak

Symptom

Water leaking onto floor from front of refrigerator

Drain Pan Overflow or Misaligned Drain Tube

Symptom

Water pooling at bottom of refrigerator compartment or under drawers

Blocked Defrost Drain