Volvo C30 Owner's Manual page 167

06 Starting and driving
Detachable towbar*
2. Push in the locking wheel
anticlockwise until you hear a click.
06
*
166
Option/accessory, for more information, see Introduction.
3. Turn the locking wheel down fully, until it
and turn it
comes to a stop. Hold it in this position
while pulling the towball rearward and
upward.
WARNING
Secure the towbar's loose towball safely if
it is stored in the car, see page 161.
4. Push on the protective cover.