Hisense Error Codes & Diagnostics

Hisense AutoDry / Smart Wash / PureClean Dishwasher: Foam aeration cavitation fault F03; circulation wash pump motor loses prime and cavitates due to dense foam blanket in sump.

On Hisense dishwashers utilizing Dual-inverter circulation and drain pumps, AutoDry automatic door release, and 16 place settings flexible rack system: Manual hand dishwashing soap accidentally introduced into tub, pre-rinsed dishes with high-foaming agent, or rinse aid spill.

Hisense Allergy Care / Heat Pump / ConnectLife Tumble Dryer: Display to power board serial communication failure F03; front touch interface unresponsive or flashes communication error.

On Hisense dryers with Closed thermodynamic heat pump circuit, dual lint filtering screens, and anti-crease bidirectional drum tumbling: Disconnected or pinched multi-pole data ribbon cable, corroded edge pin connectors, or transceiver IC latchup.

Hisense Rapid Boil / ConnectLife / Smart Zone Induction Cooktop: Optical ambient light interference on touch glass F03; touch control panel locks and displays optical calibration warning.

On Hisense cooktops with Smart Zone automatic pan detection, Rapid Boil power boost generator, and touch-slide individual zone controls: Direct blinding sunlight or intense halogen range hood spotlight reflecting directly onto infrared optical phototransistors.

Hisense Even Bake / Steam Add Plus / PureCook Built-in Oven: Appliance model coding or firmware memory unconfigured F03; oven remains in factory setup mode and refuses regular heating programs.

On Hisense ovens with Even Bake rounded cavity design inspired by wood-fired ovens, Steam Add Plus injection, and Air Fry technology: Unprogrammed replacement power or control board installed, corrupted variant hex code in EEPROM, or missing configuration jumper.

Hisense PureFlat / Multi Air Flow / Total No Frost Refrigerator: Model configuration option bytes unconfigured F03; appliance displays error upon boot and disables compressor operation.

On Hisense refrigeration units with PureFlat seamless flat-door design, Multi Air Flow columns, electronic dual-temperature zones, and inverter compressor: Unconfigured replacement PCB installed, checksum mismatch in non-volatile memory, or power interruption during writing.

Hisense PureJet / AutoDosing / ConnectLife Series Washer: Temperature sensor calibration drift F03; NTC wash thermistor reading deviates by >12°C from reference safety profile.

On Hisense washing machines featuring PureJet high-pressure water dissolved wash, inverter drive motor, and ConnectLife IoT cloud diagnostics: Internal moisture ingress into NTC capsule, heavy calcium scale coating sensor tip, or high-resistance harness pins.

Hisense F3: Water drainage failure detected in Dishwasher; drain pump cannot evacuate water within safety time limit.

On Hisense Dishwasher: The dishwasher is not draining water correctly. Filters are blocked or the drain hose is kinked.

Hisense F-4: Operational cycle fault detected during Oven / Microwave program execution.

On Hisense Oven: The oven has detected a temperature that is dangerously high, likely due to a faulty sensor or a stuck relay on the control board.

Hisense AutoDry / Smart Wash / PureClean Dishwasher: Door latch status conflict F04; door interlock sensor reading contradicts mechanical door closure latch microswitch.

On Hisense dishwashers featuring Dual-inverter circulation and drain pumps, AutoDry automatic door release, and 16 place settings flexible rack system: Misadjusted door catch striker plate, weak door hinge balance springs, or degraded Hall sensor magnetic field strength.

Hisense Allergy Care / Heat Pump / ConnectLife Tumble Dryer: High-limit thermal safety cut-out opened F04; heater or compressor instantly de-energized to avert fire risk.

On Hisense dryers with Closed thermodynamic heat pump circuit, dual lint filtering screens, and anti-crease bidirectional drum tumbling: Critical process air restriction from saturated filters, seized circulation fan, or contact welded closed on power heating relay.

Hisense Rapid Boil / ConnectLife / Smart Zone Induction Cooktop: Inter-module dynamic power sharing bus timeout F04; cooktop limits aggregate power draw and disallows multi-zone high-heat cooking.

On Hisense cooktops with Smart Zone automatic pan detection, Rapid Boil power boost generator, and touch-slide individual zone controls: Master-to-slave communication packet loss across internal serial link, transceiver IC latchup, or corrupt power ceiling setting.

Hisense PureJet / AutoDosing / ConnectLife Series Washer: Safety overflow tripped F04; water level exceeds maximum safety mark and emergency drain pump is forcibly triggered.

On Hisense washing machines utilizing PureJet high-pressure water dissolved wash, inverter drive motor, and ConnectLife IoT cloud diagnostics: Mechanically stuck open inlet water solenoid valve, punctured pressure switch diaphragm, or triac short on main PCB.

Hisense AutoDry / Smart Wash / PureClean Dishwasher: Thermal safety cutout tripped F05; bi-metal Klixon safety thermostat on heater assembly opened due to dry-heating event.

On Hisense dishwashers utilizing Dual-inverter circulation and drain pumps, AutoDry automatic door release, and 16 place settings flexible rack system: Low water level during wash cycle, circulation pump cavitation leaving heater dry, or calcified heating tube.

Hisense PureJet / AutoDosing / ConnectLife Series Washer: Inverter DC bus rail voltage anomaly F05; excessive AC ripple voltage or unstable DC rail (>340V or <220V DC) detected on drive PCB.

On Hisense washing machines featuring PureJet high-pressure water dissolved wash, inverter drive motor, and ConnectLife IoT cloud diagnostics: Degraded high-voltage electrolytic filter capacitors, dry solder joints on rectifier bridge, or AC line noise.

Hisense F5: Operational cycle fault detected during Dishwasher program execution.

On Hisense Dishwasher: Similar to F12, the machine has detected not enough water has entered for the program. This could be due to low water pressure.

Hisense PureJet / AutoDosing / ConnectLife Series Washer: Door interlock sensor anomaly F06; controller measures abnormal PTC heater pill resistance, preventing latch cycle engagement.

On Hisense washing machines utilizing PureJet high-pressure water dissolved wash, inverter drive motor, and ConnectLife IoT cloud diagnostics: Degraded bimetal PTC pellet inside door lock, cracked internal contacts, or burnt lock control triac.

Hisense F07: Motor drive or inverter rotation anomaly in Washing Machine; drum/motor fails to spin at target RPM.

On Hisense Washing Machine: A fault has been detected with the main drive motor or the control board that operates it.

Hisense F-8: Motor drive or inverter rotation anomaly in Oven / Microwave; drum/motor fails to spin at target RPM.

On Hisense Oven: There is a problem with the motorized door lock, often related to the self-cleaning cycle.

Hisense F8: Water/air heating failure in Dishwasher; heating circuit does not reach set temperature.

On Hisense Dishwasher: The appliance has detected a fault with the water heating element.

Hisense F12: Water inlet / filling timeout in Dishwasher; appliance fails to fill to minimum operational level.

On Hisense Dishwasher: Dishwasher is not filling with water. The water tap may be off, the inlet hose blocked, or the water inlet valve has failed.

Hisense F13: Door lock safety interlock fault in Washing Machine; door switch contact fails to close or open.

On Hisense Washing Machine: The door is not closed correctly, or the door lock mechanism is faulty.

Hisense F24: Water level pressure sensor/switch frequency anomaly detected in Washing Machine.

On Hisense Washing Machine: The water level has exceeded the maximum safe level, often due to a faulty water inlet valve or pressure sensor.

Hisense H: Cooling circuit or defrost system anomaly in Refrigerator / Freezer; compartment temperature deviation.

On Hisense Refrigerator: The internal temperature of a compartment is too high. This is normal after initial setup, a power outage, or adding large amounts of warm food. It can also indicate a door left ajar.

Hisense UNB: Door lock safety interlock fault in Washing Machine; door switch contact fails to close or open.

On Hisense Washing Machine: Laundry inside the drum is not distributed evenly, causing excessive vibration during the spin cycle.