Other information:
Only use towing equipment that has
been approved for your vehicle.
Entrust retrofitting of towing
equipment to a workshop. It may be
necessary to make changes that
affect the cooling system, heat
shields or other equipment.
The bulb outage detection function for
trailer brake light cannot detect a
partial bulb outage...
In the event of a fault or if the system
does not work temporarily, e.g.
because of high external noise level
or other interference factors,
illuminates in the instrument cluster.
A message is displayed in the Driver
Information Centre and a warning
chime sounds...