Error description 237-18028

Error message

18028 CC%2: invalid command %4 received

Cause of error

A communication error occurred between the main computer (MC) and the controller unit (CC).
Possible causes:
- Faulty HSCI wiring
- Internal software error
- Installed software version is not officially released

Error correction

- Check the voltage supply to the devices
- Check the HSCI cabling
- Check the HSCI connections (plugged in?)
- Check the software version
- Note further information in the control's diagnostic functions (bus diagnostics or TNCdiag)
- Inform your service agency