Camry Humidifiers & Dehumidifiers Error Codes

E1

Dehumidifier will not start and displays E1 on the control panel

Room Temperature Sensor Failure

E2

Dehumidifier stops and displays E2, fan may still run briefly

Evaporator Coil Temperature Sensor Failure

E3

Dehumidifier shows E3 and will not dehumidify

Humidity Sensor (RH Sensor) Failure

E4

Dehumidifier shuts down and displays E4, often after running for some time

Refrigerant System High-Temperature / Overload Protection

E5

Dehumidifier displays E5 and does not cool or remove moisture

Compressor or Refrigeration System Fault

E6

Dehumidifier shows E6 and stops operation, sometimes after a power surge

Communication Error Between Display PCB and Main Control PCB

E7

Dehumidifier displays E7 and will not run the fan or compressor

Internal EEPROM / Control Memory Error

E8

Dehumidifier shows E8 and shuts down, sometimes with a beeping alarm

Water Level Sensor / Float Switch Error

E9

Dehumidifier displays E9 and stops, often related to defrosting

Defrost Sensor or Defrost Circuit Error

F1

Humidifier function disabled, F1 shown on display (on combo humidifier/dehumidifier models)

Humidifier Water Level Sensor Fault

F2

Humidifier mode shows F2 and does not produce mist

Humidifier Temperature / Overheat Sensor Fault

F3

Humidifier mode error F3, fan may run but no mist output

Humidifier Ultrasonic Transducer / Heater Drive Fault

H1

Humidifier displays H1 and stops adding moisture

High Humidity Sensor Range Error

H2

Humidifier shows H2 and will not run, even in manual mode

Low Humidity Sensor Range Error / Sensor Open

P1

Dehumidifier shows P1 and does not start dehumidifying

Defrost / Preheating Mode Active

P2

Dehumidifier shows P2 and stops, even though the bucket appears empty

Continuous Drain Mode / Bucket Position Detection

Symptom

Dehumidifier does not power on at all, no lights or display

No Power / Dead Unit

Symptom

Dehumidifier fan does not run, but compressor may hum or start

Fan Motor Failure

Symptom

Dehumidifier freezes up with thick ice on the evaporator coil

Evaporator Coil Icing

Symptom

Dehumidifier is very noisy during operation (rattling, buzzing, or grinding)

Excessive Noise / Vibration

Symptom

Dehumidifier leaks water onto the floor instead of into the bucket

Water Leakage from Drain System

Symptom

Dehumidifier powers on but compressor never starts, only fan runs

Compressor Start Failure

Symptom

Dehumidifier runs but does not collect water in the tank

No Dehumidification / Weak Cooling

Symptom

Dehumidifier short cycles, turning on and off frequently

Short Cycling / Control Instability

Symptom

Dehumidifier shuts off after a few minutes and the bucket is not full

Premature Shutdown / False Full-Tank Detection

Symptom

Display is dim, flickering, or segments are missing

Display Module Failure

Symptom

Display shows incorrect humidity readings (e.g., always 30% or 90%)

Inaccurate Humidity Sensing

Symptom

Humidifier has a strong unpleasant odor during operation

Odor / Bacterial or Mold Growth

Symptom

Humidifier leaks water around the base

External Water Leakage

Symptom

Humidifier or dehumidifier buttons do not respond or respond intermittently

Keypad / Touch Control Failure

Symptom

Humidifier or dehumidifier fan runs continuously even when target humidity is reached

Fan Does Not Stop / Control Logic Issue

Symptom

Humidifier runs but produces very little or no mist

Low Humidification Output

Symptom

Unit emits a burning smell or visible smoke

Electrical Overheating / Component Burnout

Symptom

Unit emits high-pitched whine or electronic noise during operation

Electrical Noise / Coil Whine

Symptom

Unit trips the household circuit breaker or blows fuses when turned on

Overcurrent / Short Circuit