Toyota 2007 Highlander Owner's Manual page 86

CAUTION
Do not use the third seat seat belt
with either buckle released. Fastening
only the shoulder belt or lap belt may
cause severe personal injury in case
of sudden braking or a collision.
62
'07 HIGHLANDER_U (L/O 0608)
—Stowing the second and
third seat seat belt buckles
Second seat (vehicles with third seat)
Second seat (vehicles without third seat) Third seats
2007 HIGHLANDER from July '06 Prod. (OM48682U)