The E2 error code indicates a temperature sensor malfunction. This is typically caused by a fault in the sensor or wiring, which can affect the unit’s ability to regulate temperature correctly.
The sensor may be providing incorrect readings or malfunctioning entirely.
Wiring issues can prevent the sensor from working properly.
Dirt or debris on the sensor may affect its function.
Clean the sensor to remove any dirt or debris that might be causing interference.
Inspect the wiring connected to the sensor to ensure it is secure and not damaged.
If the sensor is faulty, it may need to be replaced by a technician.