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Haier Error Codes & Diagnostics

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

26 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
E0
Freezer sensor fault
Info: The temperature sensor in the freezer compartment has failed (open or short circuit).
Refrigerator
E0 Full Steps Diagnose
Ed
Defrost sensor fault
Info: The defrost sensor, located on the evaporator coil, has failed.
Refrigerator
Ed Full Steps Diagnose
Er
Icemaker failure
Info: A fault has been detected with the automatic icemaker module.
Refrigerator
Er Full Steps Diagnose
E1
Refrigerator sensor fault
Info: The temperature sensor in the fresh food (refrigerator) compartment has failed.
Refrigerator
E1 Full Steps Diagnose
E2
Drain pump error (Condenser models)
Info: The pump that removes condensed water from the reservoir is blocked, or the water level sensor is faulty.
Tumble Dryer
E2 Full Steps Diagnose
E3
Water not heating
Info: The water is not reaching the target temperature. This is likely due to a faulty heating element or a defective temperature sensor (NTC).
Dishwasher
E3 Full Steps Diagnose
E4
Communication error between main board and display
Info: The wiring between the main control board and the user interface/display board is loose, damaged, or one of the boards has failed.
Refrigerator
E4 Full Steps Diagnose
E5
Heating system fault
Info: The heating element has failed, or a thermal overload cut-out (TOC) has tripped and needs resetting or has failed.
5 Elite Techs Verified
Tumble Dryer
E5 Full Steps Diagnose
E6
Communication error between boards
Info: A fault in the connection between the main PCB and the display board.
Tumble Dryer
E6 Full Steps Diagnose
E7
Temperature sensor fault (short circuit)
Info: The NTC temperature sensor has failed by short-circuiting.
Dishwasher
E7 Full Steps Diagnose
E8
Cooking zone overheat
Info: A cooking zone has overheated. This can be due to empty or unsuitable cookware being left on the zone, or a faulty temperature sensor.
Hob
E8 Full Steps Diagnose
E12
Water overflow
Info: Too much water has entered the machine. This is usually caused by a faulty water inlet valve that is stuck open or a malfunctioning pressure switch.
Washing Machine
E12 Full Steps Diagnose
ER21
Touch control panel error
Info: A communication issue with the touch control board, possibly due to moisture or a component failure.
Oven
ER21 Full Steps Diagnose
FF
Frozen food sensor error.
Check thermistor resistance in the freezer.
Refrigerator
FF Full Steps Diagnose
F1
Oven temperature sensor (NTC) error
Info: The oven's temperature probe is defective (open or shorted) or has a loose connection.
Oven
F1 Full Steps Diagnose
FC1
Communication error
Info: Communication failure between the main control board (PCB) and the display board.
Washing Machine
FC1 Full Steps Diagnose
F2
Motor fault
Info: The drum motor is not running. The drive belt could be broken, the motor start capacitor failed, or the motor itself is faulty.
Tumble Dryer
F2 Full Steps Diagnose
F3
Control board communication error
Info: Failure in communication between the main power board and the user interface.
Oven
F3 Full Steps Diagnose
F4
Oven overheat detected
Info: The oven has detected a temperature above the maximum safety limit. This can be caused by a stuck relay on the control board or a faulty cooling fan.
5 Elite Techs Verified
Oven
F4 Full Steps Diagnose
F5
Evaporator fan motor fault
Info: The fan that circulates cold air inside the freezer/refrigerator is not working due to obstruction or motor failure.
Refrigerator
F5 Full Steps Diagnose
F7
Motor fault
Info: Motor is blocked, motor's tacho connection is loose, motor brushes are worn out, or the motor control board is faulty.
Washing Machine
F7 Full Steps Diagnose
F8
Door lock fault
Info: The motorized door lock mechanism has failed to either lock or unlock the door correctly.
Oven
F8 Full Steps Diagnose
F9
Diverter valve error
Info: The valve that switches water flow between the upper and lower spray arms is jammed or has failed.
Dishwasher
F9 Full Steps Diagnose
H
Humidity sensor needs cleaning
Info: Lint and fabric softener residue have built up on the metal humidity sensor strips inside the drum, preventing accurate readings.
Tumble Dryer
H Full Steps Diagnose
HD
Humidity sensor fault
Info: The humidity sensor, often used for crisper drawer climate control, has failed.
Refrigerator
HD Full Steps Diagnose
Unb
Unbalanced load detected
Info: Laundry is gathered on one side of the drum, causing an imbalance during the spin cycle.
Washing Machine
Unb Full Steps Diagnose