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Fors Error Codes & Diagnostics

Complete B2B dictionary of fault codes, troubleshooting steps, and repair manuals for Fors home appliances, including Washing Machines, Dishwashers, Ovens, Dryers, and Refrigerators.

40 Verified Codes in Database
Are you a Certified Technician?Stamp unverified codes below to earn +10 Reputation Points.
(Only available for users logged in with a Google account)
CodeFault / DiagnosticsAppliancesAction
E01
Door cannot be locked or machine won't start.
Info: The door lock mechanism is faulty or there is a wiring issue to the lock.
Washing Machine
E01 Full Steps Diagnose
E1
The hob shuts down during use.
Info: The internal electronics have overheated. This can be caused by blocked ventilation underneath the hob or prolonged use on high power without adequate airflow.
Hob
E1 Full Steps Diagnose
E02
Machine is not filling with water or filling very slowly.
Info: Low water pressure, a kinked inlet hose, or a faulty water inlet valve.
Washing Machine
E02 Full Steps Diagnose
E2
A specific cooking zone shuts down.
Info: The surface temperature of the ceramic glass has become too high, often from using an empty pan or one with a non-flat base.
Hob
E2 Full Steps Diagnose
E03
Machine is not draining water or pump runs continuously.
Info: The drain pump filter is clogged, the drain hose is blocked or kinked, or the drain pump itself is faulty.
Washing Machine
E03 Full Steps Diagnose
E3
The hob does not turn on or shows an error immediately.
Info: The hob is receiving incorrect voltage from the mains supply. This is an installation or electrical supply issue.
Hob
E3 Full Steps Diagnose
E04
Machine has overfilled with water, potential for leaking.
Info: A faulty pressure switch or a stuck water inlet valve is causing the machine to take in too much water.
Washing Machine
E04 Full Steps Diagnose
E4
Refrigerator is not cooling properly and there is a large ice block behind the back panel.
Info: The defrost heater, which melts frost from the evaporator coils, is not working.
Refrigerator
E4 Full Steps Diagnose
E05
Water is not heating up during the wash cycle.
Info: The heating element is faulty, or the NTC temperature sensor is defective, providing incorrect readings.
Washing Machine
E05 Full Steps Diagnose
E06
The drum is not turning or spinning.
Info: The motor is faulty, carbon brushes are worn out, or there is an issue with the motor's tachometer.
Washing Machine
E06 Full Steps Diagnose
E6
One side of the induction hob (usually two zones) is not working.
Info: Communication fault between the hob's two internal power modules (one for each pair of zones).
Hob
E6 Full Steps Diagnose
E08
Drum may spin uncontrollably to high speed or not at all.
Info: Fault in the motor control circuit on the main PCB, specifically the motor triac being short-circuited.
Washing Machine
E08 Full Steps Diagnose
E10
Machine stops mid-cycle, display may flash or be unresponsive.
Info: Communication error between the main control board (PCB) and the display board.
Washing Machine
E10 Full Steps Diagnose
E21
Drainage is slow or incomplete.
Info: This is a specific drain fault, often indicating a partial blockage in the drain pump or hose that is slowing down the draining process.
Washing Machine
E21 Full Steps Diagnose
F
A cooking zone will not turn on, and 'F' is flashing on its display.
Info: The hob cannot detect a suitable pan on the cooking zone. The pan is either missing, not induction-compatible, too small, or not centered correctly.
Hob
F Full Steps Diagnose
F-1
Oven does not heat correctly or displays error code.
Info: The oven's temperature sensor (NTC) circuit is open. The sensor is faulty or its wiring is disconnected.
Oven
F-1 Full Steps Diagnose
F1
Dishwasher has stopped and may be leaking water from the base.
Info: The anti-flood protection system (aquastop) has been activated. There is water in the base tray of the appliance.
Dishwasher
F1 Full Steps Diagnose
F-2
Oven overheats or doesn't regulate temperature properly.
Info: The oven's temperature sensor (NTC) has short-circuited.
Oven
F-2 Full Steps Diagnose
F2
Water is left in the bottom of the dishwasher after a cycle.
Info: A blockage in the filters, drain hose, or a faulty drain pump is preventing the water from being removed.
Dishwasher
F2 Full Steps Diagnose
F-3
Oven shuts down during use and displays an error.
Info: The oven has detected an overheating condition, likely due to a faulty cooling fan or blocked ventilation.
Oven
F-3 Full Steps Diagnose
F3
Dishwasher continuously fills with water, even when turned off.
Info: The water inlet valve (solenoid) is stuck open and not shutting off the water supply.
Dishwasher
F3 Full Steps Diagnose
F-4
Oven displays error code and may not operate.
Info: A fault has been detected with the cooling fan circuit, even if not overheating.
Oven
F-4 Full Steps Diagnose
F4
Poor wash results and incorrect water temperature.
Info: A fault with the NTC temperature sensor. It is either open or short-circuited.
5 Elite Techs Verified
Dishwasher
F4 Full Steps Diagnose
F-5
The oven door will not lock or unlock, especially for pyrolytic cleaning cycles.
Info: The motorized door lock mechanism is faulty, jammed, or has an electrical issue.
Oven
F-5 Full Steps Diagnose
F5
Dishwasher does not fill with water or stops at the beginning of the cycle.
Info: Insufficient water supply. The water tap may be closed, the inlet hose kinked, or the inlet valve filter blocked.
Dishwasher
F5 Full Steps Diagnose
F6
Dishes are not being washed with hot water; poor cleaning results.
Info: Fault with the heating element. It has failed and is no longer heating the water.
Dishwasher
F6 Full Steps Diagnose
F7
Water is not being directed to the spray arms correctly; poor wash performance.
Info: The diverter valve, which switches water flow between the upper and lower spray arms, is jammed or has failed.
Dishwasher
F7 Full Steps Diagnose
F-8
Oven function cannot be selected, or the wrong function activates.
Info: There is a fault with the function selector switch or its connection to the main control board.
Oven
F-8 Full Steps Diagnose
H
An 'H' is displayed for a cooking zone after it has been turned off.
Info: This is a residual heat indicator, not an error. It warns that the glass surface of the cooking zone is still hot and unsafe to touch.
Hob
H Full Steps Diagnose
HF
Alarm and 'HF' (High Freezer) warning displayed.
Info: The freezer compartment temperature is too high. This could be due to a recent large addition of unfrozen food, the door being left ajar, or a cooling system fault.
Refrigerator
HF Full Steps Diagnose
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