Volvo XC 70 Owner's Manual page 315

The indicator window must show red.
Insert the towbar until you hear a click.
The indicator window must show green.
Turn the key anticlockwise to locked
position. Remove the key from the lock.
08 Starting and driving
Check that the towbar is secure by pull-
ing it up, down and back.
WARNING
If the towbar is not fitted correctly then it
must be detached and reattached in
accordance with the previous instructions.
IMPORTANT
Only grease in the ball for the towing hitch,
the remainder of the towbar should be
clean and dry.
08
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