Haier

Haier Ovens Error Codes

Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.

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door
The display shows "door" or a door icon; the oven will not start a cooking cycle.
Door Not Closed / Door Switch Not Engaged
E0
Oven display shows E0 and may not respond to key presses or start any cooking function.
Communication Error Between Display and Main Control
E1
Oven displays E1 and will not start; often associated with sensor or temperature reading issues.
Temperature Sensor Out of Range
E2
Oven displays E2 and may shut off heating or refuse to start a cycle.
Over-Temperature or Sensor Calibration Error
E3
Oven displays E3 and may not heat or show erratic temperature behavior.
Sensor / Control Communication Fault
E4
Oven displays E4 and may not start; often associated with power supply issues.
Low or High AC Input Voltage Detected
E5
Oven displays E5 and may not respond to touch or reboot intermittently.
Internal Control Board Error / Watchdog Reset
E6
Oven displays E6 and may not allow operation of certain functions or any functions.
User Interface / Display Board Failure
E7
Oven displays E7 and may not start; often related to door status or safety interlocks.
Door Switch / Door Status Error
E8
Oven displays E8 and may stop heating or not reach the set temperature.
Heating Element Circuit Fault
E9
The oven displays E9 and may shut down or not start; this is sometimes associated with fan-assisted or convection modes.
Convection Fan or Motor Fault
F1
The oven beeps and displays F1 shortly after power-up or during idle; keys may not respond or may respond erratically.
Touch Control Panel / Keypad Failure
F2
The oven displays F2 and may beep continuously; the oven may overheat or shut down during a bake or broil cycle.
Oven Over-Temperature / Stuck Relay
F3
The oven displays F3 and stops heating; this may occur shortly after starting a bake cycle.
Oven Temperature Sensor Circuit Open
F4
The oven displays F4 and may not heat correctly; the temperature may fluctuate or be inaccurate.
Oven Temperature Sensor Circuit Short
F5
The oven displays F5 and may not start or may shut down unexpectedly.
Control Board Relay or Configuration Fault
F7
The oven displays F7; keys may beep continuously or appear to be pressed without being touched.
Stuck or Shorted Keypad
F8
The oven displays F8 and may not heat or may shut down mid-cycle.
Cooling Fan or Ventilation Fault
F9
Oven displays F9, and the door may remain locked or unlocked incorrectly, often after a self-clean cycle.
Door Lock Mechanism Fault
LOCK
The display shows LOCK or a lock icon; oven controls do not respond, though the clock may still display.
Control Panel Child Lock / Control Lock Activated
Symptom
Clock and timer functions work, but the oven will not start when temperature and mode are selected.
Start Inhibit / Safety Interlock
Symptom
Oven door glass is cracked, shattered, or loose.
Door Glass Damage
Symptom
Oven door will not open after a self-clean cycle; the display may show no error.
Door Lock Stuck Closed
Symptom
Oven emits smoke or a burning smell during normal cooking (not first-time use or self-clean).
Smoke / Odor During Operation
Symptom
The control panel is completely dead; no display, no lights, the oven does not respond.
No Power to Control
Symptom
The display works but buttons do not respond or respond only intermittently.
Unresponsive Touch Keypad
Symptom
The oven display is dim, flickering, or segments are missing, but the oven still heats.
Display Module Degradation
Symptom
The oven does not heat at all; the display and lights work, but there is no warmth in bake or broil modes.
No-Heat Condition
Symptom
The oven door will not close fully or appears misaligned; heat escapes around the edges.
Door Alignment / Hinge Failure
Symptom
The oven emits a buzzing or humming noise from the control area when heating.
Relay or Transformer Noise
Symptom
The oven fan (cooling or convection) is very noisy, rattling, or grinding during operation.
Fan Noise / Bearing Wear
Symptom
The oven heats, but the temperature is significantly inaccurate (too hot or too cold compared to the set temperature).
Temperature Calibration / Sensor Drift
Symptom
The oven interior light and fan run, but there is no heat in any mode.
Heating Circuit Supply Loss
Symptom
The oven light does not turn on, but the oven heats and other functions work normally.
Oven Cavity Light Failure
Symptom
The oven overheats and burns food even when set to a normal temperature.
Runaway Heating
Symptom
The oven takes excessively long to preheat or never reaches the set temperature.
Insufficient Heating / Partial Element Failure
Symptom
The oven trips the circuit breaker or blows a fuse when turned on or when a specific function is selected.
Electrical Short / Overcurrent
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