Lexus 2013 IS250C Owner's Manual page 128

1-7. Safety information
Type B
128
Canada only
Latch the buckles onto the
STEP 1
LATCH anchors.
If the child restraint has a
STEP 2
top tether strap, the top
tether strap should be
latched onto the top tether
strap anchors.
For owners in Canada:
The symbol on a child restraint sys-
tem indicates the presence of a
lower connector system.