The following overview will help you to identify the errors and take appropriate measures to rectify them.
E1
ViCare Climate Sensor: defective temperature and humidity sensor
Critical error: defective temperature and humidity sensor. Please replace the ViCare climate sensor.
In the case of a warranty claim, please contact your dealer.
E3
ViCare Climate Sensor: inconsistent data memory
Critical error: inconsistent memory. Please restart the ViCare Climate Sensor by removing and reinserting the batteries. If the error is still present, please replace the device.
In the case of a warranty claim, please contact your dealer.
E4
ViCare Climate Sensor: hardware error
Critical hardware error. Please restart the ViCare Climate Sensor by removing and reinserting the batteries. If the error is still present, please replace the device.
In the case of a warranty claim, please contact your dealer.
E14
ViCare Climate Sensor: low battery charge level
Notification: The battery of your ViCare Climate Sensor is almost empty. Please replace it promptly with a new battery (1 × CR 2450) and then press the operating button on the back of the device.